Conversation
…ixes #1902) SchemaValidator was constructed with the default Ajv v8 instance, which only ships with the draft-07 meta-schema loaded. MCP servers that advertise tool inputSchemas with "$schema": "https://json-schema.org/draft/2020-12/schema" — notably every tool exposed by @playwright/mcp — caused BaseDeclarativeTool.build to throw no schema with key or ref "https://json-schema.org/draft/2020-12/schema" before the server was ever invoked, making the entire Playwright MCP integration unusable and breaking any modern MCP server that uses zod-to-json-schema defaults. Switches the validator to Ajv2020 (from ajv/dist/2020) and registers the draft-07 meta-schema so both drafts compile. Ajv2020 also handles schemas with no $schema declaration, so existing internal tools remain unaffected. The draft-07 meta-schema and 2020 entry point are pulled via createRequire because ajv v8 does not declare package exports; a targeted eslint-disable with justification covers the subpath import. Tests: adds behavioral coverage in schemaValidator.test.ts for draft-2020-12 acceptance, error reporting against 2020-12 schemas, additionalProperties enforcement under 2020-12, and a regression guard for draft-07 with an explicit $schema declaration. Verified end-to-end against @playwright/mcp@latest via the rebuilt bundle: browser_navigate, browser_snapshot, and browser_close all execute successfully and return real page data.
Summary by CodeRabbit
WalkthroughSchemaValidator now chooses between two Ajv instances (draft-2020-12 and draft-07), removes Changes
Sequence Diagram(s)sequenceDiagram
participant Caller
participant SchemaValidator
participant Ajv2020 as Ajv (2020)
participant Ajv07 as Ajv (07)
Caller->>SchemaValidator: validate(schema, data)
SchemaValidator->>SchemaValidator: inspect schema.$schema
alt $schema indicates draft-07
SchemaValidator->>Ajv07: compile(cleanSchema)
Ajv07-->>SchemaValidator: validator
else draft-2020-12 / draft-2019-09 / unknown / no $schema
SchemaValidator->>Ajv2020: compile(cleanSchema)
Ajv2020-->>SchemaValidator: validator
end
SchemaValidator->>SchemaValidator: run validator(data)
SchemaValidator-->>Caller: return null | errorMessage
Estimated code review effort🎯 4 (Complex) | ⏱️ ~45 minutes Poem
🚥 Pre-merge checks | ✅ 3 | ❌ 1❌ Failed checks (1 warning)
✅ Passed checks (3 passed)
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Comment |
LLxprt PR Review – PR #1903Fix: Issue AlignmentThe PR directly resolves #1902. Root cause: the shared
All 14 tests pass, including 8 new regression tests covering draft 2020-12, draft-07, draft-2019-09, and unrecognized URIs. Tests confirm data errors (e.g. missing required fields) are reported correctly — not schema-loading errors. Side Effects
Code Quality
Tests and CoverageCoverage impact: Increase 8 new regression tests added to
These are genuine behavioral tests, not mock theater — they exercise the full VerdictReady. The implementation correctly resolves #1902 with a sound dual-dialect dispatch approach. Comprehensive regression tests cover all critical paths (both drafts, tuple semantics, unknown URIs). Type-check passes, lint has only pre-existing warnings, formatting is clean, and all 14 tests pass. |
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Actionable comments posted: 1
🤖 Prompt for all review comments with AI agents
Verify each finding against the current code and only fix it if needed.
Inline comments:
In `@packages/core/src/utils/schemaValidator.test.ts`:
- Around line 342-359: The test "enforces draft 2020-12 additionalProperties:
false" currently only checks the validation error is non-null; update the
assertion to verify the error explicitly indicates an additionalProperties
violation by asserting SchemaValidator.validate(schema, {...}) returns an error
message containing the additional-properties text (e.g., "additionalProperties",
"must NOT have additional properties", or the specific validator message your
implementation emits) so the test fails for other unrelated validation errors;
modify the expect on the error after calling SchemaValidator.validate to assert
the presence of that additional-properties substring.
🪄 Autofix (Beta)
Fix all unresolved CodeRabbit comments on this PR:
- Push a commit to this branch (recommended)
- Create a new PR with the fixes
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🧰 Additional context used
🧠 Learnings (12)
📓 Common learnings
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/core/subagentRuntimeSetup.test.ts:77-84
Timestamp: 2026-03-31T02:12:44.939Z
Learning: In vybestack/llxprt-code PR `#1854` (fix: preserve provider terminal metadata and tool schemas), the legacy `parameters` fallback field was intentionally and completely removed from all tool declaration interfaces and schema converters (openai/schemaConverter.ts, openai-vercel/schemaConverter.ts, anthropic/schemaConverter.ts, AnthropicProvider.ts, ToolFormatter.ts, AgentRuntimeLoader.ts, runtimeAdapters.ts). `parametersJsonSchema` is now the sole required contract for tool declarations. Converters throw an error when `parametersJsonSchema` is absent instead of falling back to `parameters`. Do not flag the absence of `parameters` assertions or suggest preserving backward compatibility with the legacy `parameters` field in any review of this codebase going forward — the single-field contract is intentional by design.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/AgentRuntimeLoader.ts:163-165
Timestamp: 2026-03-31T02:14:07.754Z
Learning: In `packages/core/src/runtime/AgentRuntimeLoader.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createFilteredToolRegistryView`'s `getToolMetadata` intentionally reads `parameterSchema` exclusively from `schema.parametersJsonSchema` and does NOT fall back to `schema.parameters`. The legacy `parameters` fallback was removed by design to prevent dual-contract drift and silent schema degradation. All runtime declaration builders (subagentRuntimeSetup, runtimeAdapters) now supply `parametersJsonSchema`, and all schema converters (OpenAI, OpenAI-Vercel, OpenAI-Responses, Anthropic, ToolFormatter, GeminiProvider) throw explicitly when `parametersJsonSchema` is absent. Do not suggest restoring the `schema.parameters` fallback in this file.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/runtimeAdapters.ts:138-140
Timestamp: 2026-03-31T02:14:12.403Z
Learning: In `packages/core/src/runtime/runtimeAdapters.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createToolRegistryViewFromRegistry`'s `getToolMetadata` intentionally reads `parameterSchema` from `schema.parametersJsonSchema` only and does NOT fall back to `schema.parameters`. This strict enforcement was added by design to remove dual-contract drift: all runtime declaration builders are required to supply `parametersJsonSchema`, and schema converters are expected to throw (fail fast) when it is absent. Do not suggest restoring the `parameters` fallback in this function in future reviews.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1741
File: packages/cli/src/config/parseArguments.ts:393-397
Timestamp: 2026-03-21T00:08:40.041Z
Learning: In vybestack/llxprt-code `packages/cli/src/config/parseArguments.ts`, the global `allowed-mcp-server-names` option (and potentially other global options) is missing the `coerce` comma-splitting normalization that exists in the `$0` command definition. This inconsistency is pre-existing from the original `packages/cli/src/config/config.ts` and was mechanically moved during the refactor in PR `#1741`. Do not flag it as a bug introduced by this PR; any fix should be addressed in a dedicated PR.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/anthropic/AnthropicProvider.ts:497-497
Timestamp: 2026-03-31T02:44:03.026Z
Learning: In `packages/core/src/providers/anthropic/AnthropicProvider.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `findToolSchema` intentionally returns only `decl.parametersJsonSchema` and does NOT fall back to `decl.parameters`. The legacy `parameters` fallback was removed by design to enforce the single-contract requirement that all tool declarations supply `parametersJsonSchema`. Runtime declaration builders (subagentRuntimeSetup, runtimeAdapters, AgentRuntimeLoader) are guaranteed to populate `parametersJsonSchema`, and converters fail fast when it is absent. Do not suggest restoring the `decl.parameters` fallback in `findToolSchema`.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1405
File: packages/core/src/config/config.ts:891-939
Timestamp: 2026-02-16T12:07:06.006Z
Learning: In packages/core/src/config/config.ts around lines 891-939, the MCP navigation tools registration timeout race (where Promise.race timeout can leave orphaned tools if registerMcpNavigationTools continues in background after timeout) is intentionally deferred for a follow-up issue. The current 500ms timeout provides a defensive boundary and the cleanup path clears lspMcpClient/transport on rejection. Full fix would require plumbing an AbortController through registerMcpNavigationTools and into the MCP SDK connection.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/openai/schemaConverter.ts:269-269
Timestamp: 2026-03-31T02:14:08.625Z
Learning: In `packages/core/src/providers/openai/schemaConverter.ts` (and the parallel converters for openai-vercel, openai-responses, anthropic, and gemini providers) in vybestack/llxprt-code PR `#1854`, the legacy `parameters` fallback was intentionally removed from `GeminiToolDeclaration` and all `convertToolsTo*` functions. All tool declarations are required to supply `parametersJsonSchema`; if it is missing, the converter throws immediately. This "fail fast" contract was introduced to prevent dual-contract drift and silent schema degradation. Do not suggest restoring `parameters` as a fallback field or adding backward-compatibility behavior in these schema converters — runtime declaration builders (subagentRuntimeSetup, AgentRuntimeLoader, runtimeAdapters) are guaranteed to populate `parametersJsonSchema` before conversion.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentRuntimeSetup.ts:198-208
Timestamp: 2026-03-26T03:04:09.288Z
Learning: In `packages/core/src/core/subagentRuntimeSetup.ts` (vybestack/llxprt-code PR `#1779`), `applyToolWhitelistToEphemerals` treats an explicit empty `ephemerals['tools.allowed']` array as "no restriction" (falling back to `normalizedWhitelist`) because it checks `existingAllowed.length > 0` rather than `Array.isArray(ephemerals['tools.allowed'])`. This is pre-existing behavior faithfully preserved from the original `subagent.ts` (~line 370). Do not flag the empty-allowlist pass-through as a bug in decomposition or refactoring PRs — any fix to distinguish "absent" from "explicitly empty" would be a behavioral change requiring a dedicated follow-up PR.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1797
File: packages/core/src/tools/mcp-tool.ts:262-268
Timestamp: 2026-03-27T19:31:28.595Z
Learning: In `packages/core/src/tools/mcp-tool.ts` (vybestack/llxprt-code), `DiscoveredMCPTool.getFullyQualifiedName()` intentionally sanitizes only `serverToolName` (via `generateValidName`) and leaves `serverName` unsanitized in the combined `${serverName}__${serverToolName}` identifier. Normalizing `serverName` would alter existing fully-qualified MCP tool IDs and risk compatibility regressions (broken tool lookups, history, persisted references). Do not flag the partial sanitization as a bug in sync or refactoring PRs — any future normalization of `serverName` would be a breaking change requiring a dedicated migration plan.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentToolExecution.ts:145-209
Timestamp: 2026-03-26T02:06:06.881Z
Learning: In `packages/core/src/core/subagentToolExecution.ts` (vybestack/llxprt-code PR `#1779`), `handleEmitValueCall` uses a truthiness guard (`if (variableName && variableValue)`) to validate both `emit_variable_name` and `emit_variable_value` before accepting the call. This conflicts with the `getScopeLocalFuncDefs` schema, which declares `emit_variable_value` as a required `string` (allowing `""`), meaning an empty-string value is schema-valid but rejected at runtime. This inconsistency is pre-existing behavior faithfully preserved from the original `handleEmitValueCall` implementation in the monolithic `subagent.ts`. Do not flag this as a regression introduced by the decomposition PR — a dedicated follow-up issue should address it.
📚 Learning: 2026-03-31T02:12:43.093Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/core/subagentRuntimeSetup.test.ts:77-84
Timestamp: 2026-03-31T02:12:43.093Z
Learning: In this codebase, tool declarations should follow the single required contract `parametersJsonSchema`; do not ask to preserve or reintroduce the legacy `parameters` fallback field. Reviewers should not flag assertions/checks for missing `parameters` or suggest backward-compatibility behavior for `parameters`. Schema converters/providers are expected to error if `parametersJsonSchema` is absent instead of falling back to `parameters`.
Applied to files:
packages/core/src/utils/schemaValidator.test.tspackages/core/src/utils/schemaValidator.ts
📚 Learning: 2026-03-31T02:14:12.403Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/runtimeAdapters.ts:138-140
Timestamp: 2026-03-31T02:14:12.403Z
Learning: In `packages/core/src/runtime/runtimeAdapters.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createToolRegistryViewFromRegistry`'s `getToolMetadata` intentionally reads `parameterSchema` from `schema.parametersJsonSchema` only and does NOT fall back to `schema.parameters`. This strict enforcement was added by design to remove dual-contract drift: all runtime declaration builders are required to supply `parametersJsonSchema`, and schema converters are expected to throw (fail fast) when it is absent. Do not suggest restoring the `parameters` fallback in this function in future reviews.
Applied to files:
packages/core/src/utils/schemaValidator.test.tspackages/core/src/utils/schemaValidator.ts
📚 Learning: 2026-03-27T01:00:29.058Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/approvalModeParity.test.ts:351-393
Timestamp: 2026-03-27T01:00:29.058Z
Learning: In `packages/cli/src/config/__tests__/approvalModeParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite is intentionally scoped to verifying that the extracted approval-mode resolution logic in `approvalModeResolver.ts` produces identical results to the original inline logic. Adding new combination scenarios (e.g., admin-disabled YOLO combined with an untrusted folder) is considered scope expansion beyond parity coverage. The ordering of admin checks before trust-fallback checks is preserved from the original code. Do not flag missing cross-branch combination tests in this file as a gap in refactoring PRs.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-31T02:14:07.754Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/AgentRuntimeLoader.ts:163-165
Timestamp: 2026-03-31T02:14:07.754Z
Learning: In `packages/core/src/runtime/AgentRuntimeLoader.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createFilteredToolRegistryView`'s `getToolMetadata` intentionally reads `parameterSchema` exclusively from `schema.parametersJsonSchema` and does NOT fall back to `schema.parameters`. The legacy `parameters` fallback was removed by design to prevent dual-contract drift and silent schema degradation. All runtime declaration builders (subagentRuntimeSetup, runtimeAdapters) now supply `parametersJsonSchema`, and all schema converters (OpenAI, OpenAI-Vercel, OpenAI-Responses, Anthropic, ToolFormatter, GeminiProvider) throw explicitly when `parametersJsonSchema` is absent. Do not suggest restoring the `schema.parameters` fallback in this file.
Applied to files:
packages/core/src/utils/schemaValidator.test.tspackages/core/src/utils/schemaValidator.ts
📚 Learning: 2026-03-31T02:14:08.625Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/openai/schemaConverter.ts:269-269
Timestamp: 2026-03-31T02:14:08.625Z
Learning: In `packages/core/src/providers/openai/schemaConverter.ts` (and the parallel converters for openai-vercel, openai-responses, anthropic, and gemini providers) in vybestack/llxprt-code PR `#1854`, the legacy `parameters` fallback was intentionally removed from `GeminiToolDeclaration` and all `convertToolsTo*` functions. All tool declarations are required to supply `parametersJsonSchema`; if it is missing, the converter throws immediately. This "fail fast" contract was introduced to prevent dual-contract drift and silent schema degradation. Do not suggest restoring `parameters` as a fallback field or adding backward-compatibility behavior in these schema converters — runtime declaration builders (subagentRuntimeSetup, AgentRuntimeLoader, runtimeAdapters) are guaranteed to populate `parametersJsonSchema` before conversion.
Applied to files:
packages/core/src/utils/schemaValidator.test.tspackages/core/src/utils/schemaValidator.ts
📚 Learning: 2026-03-31T02:14:05.575Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/openai/schemaConverter.issue1844.test.ts:14-20
Timestamp: 2026-03-31T02:14:05.575Z
Learning: In `packages/core/src/providers/openai/schemaConverter.issue1844.test.ts` and neighboring issue regression test files (e.g., `openai-vercel/schemaConverter.issue1844.test.ts`, `subagentRuntimeSetup.issue1844.test.ts`, `AnthropicResponseParser.issue1844.test.ts`), the pattern of using a `beforeAll` async dynamic import to load the module under test is intentional. This style is used consistently across all `*.issue1844.test.ts` regression test files for loading consistency. Do not suggest replacing dynamic imports with static imports in these files.
Applied to files:
packages/core/src/utils/schemaValidator.test.tspackages/core/src/utils/schemaValidator.ts
📚 Learning: 2026-03-31T02:44:03.026Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/anthropic/AnthropicProvider.ts:497-497
Timestamp: 2026-03-31T02:44:03.026Z
Learning: In `packages/core/src/providers/anthropic/AnthropicProvider.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `findToolSchema` intentionally returns only `decl.parametersJsonSchema` and does NOT fall back to `decl.parameters`. The legacy `parameters` fallback was removed by design to enforce the single-contract requirement that all tool declarations supply `parametersJsonSchema`. Runtime declaration builders (subagentRuntimeSetup, runtimeAdapters, AgentRuntimeLoader) are guaranteed to populate `parametersJsonSchema`, and converters fail fast when it is absent. Do not suggest restoring the `decl.parameters` fallback in `findToolSchema`.
Applied to files:
packages/core/src/utils/schemaValidator.test.tspackages/core/src/utils/schemaValidator.ts
📚 Learning: 2026-02-26T19:06:23.993Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1627
File: integration-tests/run_shell_command.test.ts:550-557
Timestamp: 2026-02-26T19:06:23.993Z
Learning: In `integration-tests/run_shell_command.test.ts`, the "rejects invalid shell expressions" test intentionally does not assert `toolRequest.success === false` for shell syntax errors because issue `#1625` tracks that `run_shell_command` currently reports `success: true` for commands that fail with non-zero exit codes (it only sets `result.error` on spawn failures, not non-zero exits). The test uses FakeProvider to script model responses but executes the real tool, so asserting `success === false` would fail until `#1625` is resolved. The test correctly verifies the tool was invoked with the invalid syntax and the model responded with FAIL.
<!--
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-26T00:49:46.917Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1778
File: packages/cli/src/auth/__tests__/auth-flow-orchestrator.spec.ts:309-324
Timestamp: 2026-03-26T00:49:46.917Z
Learning: In vybestack/llxprt-code test files, the `.resolves.not.toThrow()` assertion pattern for `Promise<void>`-returning functions is an accepted, pre-existing style used throughout the codebase. It is functionally equivalent to `.resolves.toBeUndefined()` for asserting successful resolution. Do not flag `.resolves.not.toThrow()` on Promise<void> as an incorrect or suboptimal matcher in future reviews of this repository.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-02-06T15:52:42.315Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1305
File: scripts/generate-keybindings-doc.ts:1-5
Timestamp: 2026-02-06T15:52:42.315Z
Learning: In reviews of vybestack/llxprt-code, do not suggest changing existing copyright headers from 'Google LLC' to 'Vybestack LLC' for files that originated from upstream. Preserve upstream copyrights in files that came from upstream, and only apply 'Vybestack LLC' copyright on newly created, original LLxprt files. If a file is clearly LLxprt-original, it may carry the Vybestack header; if it is upstream-originated, keep the original sponsor header.
Applied to files:
packages/core/src/utils/schemaValidator.test.tspackages/core/src/utils/schemaValidator.ts
📚 Learning: 2026-03-20T01:26:21.401Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1736
File: packages/core/src/providers/openai/OpenAIClientFactory.test.ts:241-246
Timestamp: 2026-03-20T01:26:21.401Z
Learning: In `packages/core/src/providers/openai/OpenAIClientFactory.test.ts` (vybestack/llxprt-code PR `#1736`), the `instantiateClient` tests intentionally inspect the OpenAI SDK's internal `_options` field (e.g., `(client as unknown as Record<string, unknown>)._options`) to assert `defaultHeaders` and HTTP agent propagation. This is a deliberate pragmatic tradeoff over mocking the OpenAI constructor (which would require module-level `vi.mock`, constructor spy setup, and restore lifecycle). The `_options` field has been stable across many SDK versions, and the approach is considered acceptable. Do not flag `_options` inspection in this test file as relying on unstable internals.
Applied to files:
packages/core/src/utils/schemaValidator.ts
🔇 Additional comments (2)
packages/core/src/utils/schemaValidator.ts (1)
7-43: LGTM — draft compatibility wiring looks solid and scoped correctly.packages/core/src/utils/schemaValidator.test.ts (1)
285-340: Great regression coverage for schema draft handling and error-path behavior.
Assert the specific additionalProperties violation text so the test fails on other unrelated validation errors instead of any non-null error string.
|
Addressed @coderabbitai's additionalProperties assertion tightening in 4b1cbfe — the test now asserts the specific substring 'must NOT have additional properties' so it fails on any unrelated validation error text. |
|
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🧠 Learnings used |
There was a problem hiding this comment.
Actionable comments posted: 1
🤖 Prompt for all review comments with AI agents
Verify each finding against the current code and only fix it if needed.
Inline comments:
In `@packages/core/src/utils/schemaValidator.test.ts`:
- Around line 285-361: Add a new test in the "JSON Schema draft compatibility"
suite that exercises draft-2019-09: create a schema with $schema set to
"https://json-schema.org/draft/2019-09/schema" (e.g., an object with a required
property and additionalProperties false), then call SchemaValidator.validate
with valid data and assert it returns null, and call it with invalid/missing or
extra properties and assert the returned error is non-null and contains the
appropriate validation message (e.g., "must have required property" or "must NOT
have additional properties"); place the new it(...) alongside the existing
draft-2020-12 and draft-07 tests so SchemaValidator.validate is explicitly
covered for draft-2019-09.
🪄 Autofix (Beta)
Fix all unresolved CodeRabbit comments on this PR:
- Push a commit to this branch (recommended)
- Create a new PR with the fixes
ℹ️ Review info
⚙️ Run configuration
Configuration used: Organization UI
Review profile: ASSERTIVE
Plan: Pro
Run ID: 7911a81a-62a1-4c8c-8771-07c8fa550f1f
📒 Files selected for processing (1)
packages/core/src/utils/schemaValidator.test.ts
📜 Review details
⏰ Context from checks skipped due to timeout of 270000ms. You can increase the timeout in your CodeRabbit configuration to a maximum of 15 minutes (900000ms). (6)
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🧰 Additional context used
🧠 Learnings (17)
📓 Common learnings
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/core/subagentRuntimeSetup.test.ts:77-84
Timestamp: 2026-03-31T02:12:44.939Z
Learning: In vybestack/llxprt-code PR `#1854` (fix: preserve provider terminal metadata and tool schemas), the legacy `parameters` fallback field was intentionally and completely removed from all tool declaration interfaces and schema converters (openai/schemaConverter.ts, openai-vercel/schemaConverter.ts, anthropic/schemaConverter.ts, AnthropicProvider.ts, ToolFormatter.ts, AgentRuntimeLoader.ts, runtimeAdapters.ts). `parametersJsonSchema` is now the sole required contract for tool declarations. Converters throw an error when `parametersJsonSchema` is absent instead of falling back to `parameters`. Do not flag the absence of `parameters` assertions or suggest preserving backward compatibility with the legacy `parameters` field in any review of this codebase going forward — the single-field contract is intentional by design.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/runtimeAdapters.ts:138-140
Timestamp: 2026-03-31T02:14:12.403Z
Learning: In `packages/core/src/runtime/runtimeAdapters.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createToolRegistryViewFromRegistry`'s `getToolMetadata` intentionally reads `parameterSchema` from `schema.parametersJsonSchema` only and does NOT fall back to `schema.parameters`. This strict enforcement was added by design to remove dual-contract drift: all runtime declaration builders are required to supply `parametersJsonSchema`, and schema converters are expected to throw (fail fast) when it is absent. Do not suggest restoring the `parameters` fallback in this function in future reviews.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/AgentRuntimeLoader.ts:163-165
Timestamp: 2026-03-31T02:14:07.754Z
Learning: In `packages/core/src/runtime/AgentRuntimeLoader.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createFilteredToolRegistryView`'s `getToolMetadata` intentionally reads `parameterSchema` exclusively from `schema.parametersJsonSchema` and does NOT fall back to `schema.parameters`. The legacy `parameters` fallback was removed by design to prevent dual-contract drift and silent schema degradation. All runtime declaration builders (subagentRuntimeSetup, runtimeAdapters) now supply `parametersJsonSchema`, and all schema converters (OpenAI, OpenAI-Vercel, OpenAI-Responses, Anthropic, ToolFormatter, GeminiProvider) throw explicitly when `parametersJsonSchema` is absent. Do not suggest restoring the `schema.parameters` fallback in this file.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1741
File: packages/cli/src/config/parseArguments.ts:393-397
Timestamp: 2026-03-21T00:08:40.041Z
Learning: In vybestack/llxprt-code `packages/cli/src/config/parseArguments.ts`, the global `allowed-mcp-server-names` option (and potentially other global options) is missing the `coerce` comma-splitting normalization that exists in the `$0` command definition. This inconsistency is pre-existing from the original `packages/cli/src/config/config.ts` and was mechanically moved during the refactor in PR `#1741`. Do not flag it as a bug introduced by this PR; any fix should be addressed in a dedicated PR.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1767
File: packages/cli/src/ui/components/shared/golden-snapshot.test.ts:64-65
Timestamp: 2026-03-24T21:07:40.805Z
Learning: In `packages/cli/src/ui/components/shared/golden-snapshot.test.ts` (vybestack/llxprt-code PR `#1767`), `parseAction` uses `actionStr.split(':')` to parse action corpus entries. The action corpus (`project-plans/issue1577/action-corpus.json`) has been confirmed to contain zero multi-colon action strings, so the current two-element destructuring is correct for all existing entries. Do not flag this as a truncation bug in future reviews — the corpus format is validated and the parsing matches it.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/anthropic/AnthropicProvider.ts:497-497
Timestamp: 2026-03-31T02:44:03.026Z
Learning: In `packages/core/src/providers/anthropic/AnthropicProvider.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `findToolSchema` intentionally returns only `decl.parametersJsonSchema` and does NOT fall back to `decl.parameters`. The legacy `parameters` fallback was removed by design to enforce the single-contract requirement that all tool declarations supply `parametersJsonSchema`. Runtime declaration builders (subagentRuntimeSetup, runtimeAdapters, AgentRuntimeLoader) are guaranteed to populate `parametersJsonSchema`, and converters fail fast when it is absent. Do not suggest restoring the `decl.parameters` fallback in `findToolSchema`.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/approvalModeParity.test.ts:351-393
Timestamp: 2026-03-27T01:00:29.058Z
Learning: In `packages/cli/src/config/__tests__/approvalModeParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite is intentionally scoped to verifying that the extracted approval-mode resolution logic in `approvalModeResolver.ts` produces identical results to the original inline logic. Adding new combination scenarios (e.g., admin-disabled YOLO combined with an untrusted folder) is considered scope expansion beyond parity coverage. The ordering of admin checks before trust-fallback checks is preserved from the original code. Do not flag missing cross-branch combination tests in this file as a gap in refactoring PRs.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/parseArgumentsParity.test.ts:7-16
Timestamp: 2026-03-27T00:46:42.685Z
Learning: In `packages/cli/src/config/__tests__/parseArgumentsParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite intentionally does NOT cover subcommand exit behavior (`mcp`, `hooks`, `extensions` via `handleSubcommandExit()`). The suite's scope is limited to verifying that the extracted `parseArguments` function produces identical results to the original inline parsing. `handleSubcommandExit()` is a direct mechanical extraction and adding integration tests for it would be new coverage beyond the refactor's scope. Do not flag missing subcommand-exit test cases in this file as a gap in future reviews.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentRuntimeSetup.ts:198-208
Timestamp: 2026-03-26T03:04:09.288Z
Learning: In `packages/core/src/core/subagentRuntimeSetup.ts` (vybestack/llxprt-code PR `#1779`), `applyToolWhitelistToEphemerals` treats an explicit empty `ephemerals['tools.allowed']` array as "no restriction" (falling back to `normalizedWhitelist`) because it checks `existingAllowed.length > 0` rather than `Array.isArray(ephemerals['tools.allowed'])`. This is pre-existing behavior faithfully preserved from the original `subagent.ts` (~line 370). Do not flag the empty-allowlist pass-through as a bug in decomposition or refactoring PRs — any fix to distinguish "absent" from "explicitly empty" would be a behavioral change requiring a dedicated follow-up PR.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentToolExecution.ts:145-209
Timestamp: 2026-03-26T02:06:06.881Z
Learning: In `packages/core/src/core/subagentToolExecution.ts` (vybestack/llxprt-code PR `#1779`), `handleEmitValueCall` uses a truthiness guard (`if (variableName && variableValue)`) to validate both `emit_variable_name` and `emit_variable_value` before accepting the call. This conflicts with the `getScopeLocalFuncDefs` schema, which declares `emit_variable_value` as a required `string` (allowing `""`), meaning an empty-string value is schema-valid but rejected at runtime. This inconsistency is pre-existing behavior faithfully preserved from the original `handleEmitValueCall` implementation in the monolithic `subagent.ts`. Do not flag this as a regression introduced by the decomposition PR — a dedicated follow-up issue should address it.
📚 Learning: 2026-03-27T01:00:29.058Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/approvalModeParity.test.ts:351-393
Timestamp: 2026-03-27T01:00:29.058Z
Learning: In `packages/cli/src/config/__tests__/approvalModeParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite is intentionally scoped to verifying that the extracted approval-mode resolution logic in `approvalModeResolver.ts` produces identical results to the original inline logic. Adding new combination scenarios (e.g., admin-disabled YOLO combined with an untrusted folder) is considered scope expansion beyond parity coverage. The ordering of admin checks before trust-fallback checks is preserved from the original code. Do not flag missing cross-branch combination tests in this file as a gap in refactoring PRs.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-31T02:12:43.093Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/core/subagentRuntimeSetup.test.ts:77-84
Timestamp: 2026-03-31T02:12:43.093Z
Learning: In this codebase, tool declarations should follow the single required contract `parametersJsonSchema`; do not ask to preserve or reintroduce the legacy `parameters` fallback field. Reviewers should not flag assertions/checks for missing `parameters` or suggest backward-compatibility behavior for `parameters`. Schema converters/providers are expected to error if `parametersJsonSchema` is absent instead of falling back to `parameters`.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-31T02:14:12.403Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/runtimeAdapters.ts:138-140
Timestamp: 2026-03-31T02:14:12.403Z
Learning: In `packages/core/src/runtime/runtimeAdapters.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createToolRegistryViewFromRegistry`'s `getToolMetadata` intentionally reads `parameterSchema` from `schema.parametersJsonSchema` only and does NOT fall back to `schema.parameters`. This strict enforcement was added by design to remove dual-contract drift: all runtime declaration builders are required to supply `parametersJsonSchema`, and schema converters are expected to throw (fail fast) when it is absent. Do not suggest restoring the `parameters` fallback in this function in future reviews.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-31T02:14:05.575Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/openai/schemaConverter.issue1844.test.ts:14-20
Timestamp: 2026-03-31T02:14:05.575Z
Learning: In `packages/core/src/providers/openai/schemaConverter.issue1844.test.ts` and neighboring issue regression test files (e.g., `openai-vercel/schemaConverter.issue1844.test.ts`, `subagentRuntimeSetup.issue1844.test.ts`, `AnthropicResponseParser.issue1844.test.ts`), the pattern of using a `beforeAll` async dynamic import to load the module under test is intentional. This style is used consistently across all `*.issue1844.test.ts` regression test files for loading consistency. Do not suggest replacing dynamic imports with static imports in these files.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-31T02:14:08.625Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/openai/schemaConverter.ts:269-269
Timestamp: 2026-03-31T02:14:08.625Z
Learning: In `packages/core/src/providers/openai/schemaConverter.ts` (and the parallel converters for openai-vercel, openai-responses, anthropic, and gemini providers) in vybestack/llxprt-code PR `#1854`, the legacy `parameters` fallback was intentionally removed from `GeminiToolDeclaration` and all `convertToolsTo*` functions. All tool declarations are required to supply `parametersJsonSchema`; if it is missing, the converter throws immediately. This "fail fast" contract was introduced to prevent dual-contract drift and silent schema degradation. Do not suggest restoring `parameters` as a fallback field or adding backward-compatibility behavior in these schema converters — runtime declaration builders (subagentRuntimeSetup, AgentRuntimeLoader, runtimeAdapters) are guaranteed to populate `parametersJsonSchema` before conversion.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-31T02:14:07.754Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/AgentRuntimeLoader.ts:163-165
Timestamp: 2026-03-31T02:14:07.754Z
Learning: In `packages/core/src/runtime/AgentRuntimeLoader.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createFilteredToolRegistryView`'s `getToolMetadata` intentionally reads `parameterSchema` exclusively from `schema.parametersJsonSchema` and does NOT fall back to `schema.parameters`. The legacy `parameters` fallback was removed by design to prevent dual-contract drift and silent schema degradation. All runtime declaration builders (subagentRuntimeSetup, runtimeAdapters) now supply `parametersJsonSchema`, and all schema converters (OpenAI, OpenAI-Vercel, OpenAI-Responses, Anthropic, ToolFormatter, GeminiProvider) throw explicitly when `parametersJsonSchema` is absent. Do not suggest restoring the `schema.parameters` fallback in this file.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-02-26T19:06:23.993Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1627
File: integration-tests/run_shell_command.test.ts:550-557
Timestamp: 2026-02-26T19:06:23.993Z
Learning: In `integration-tests/run_shell_command.test.ts`, the "rejects invalid shell expressions" test intentionally does not assert `toolRequest.success === false` for shell syntax errors because issue `#1625` tracks that `run_shell_command` currently reports `success: true` for commands that fail with non-zero exit codes (it only sets `result.error` on spawn failures, not non-zero exits). The test uses FakeProvider to script model responses but executes the real tool, so asserting `success === false` would fail until `#1625` is resolved. The test correctly verifies the tool was invoked with the invalid syntax and the model responded with FAIL.
<!--
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-26T02:06:06.881Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentToolExecution.ts:145-209
Timestamp: 2026-03-26T02:06:06.881Z
Learning: In `packages/core/src/core/subagentToolExecution.ts` (vybestack/llxprt-code PR `#1779`), `handleEmitValueCall` uses a truthiness guard (`if (variableName && variableValue)`) to validate both `emit_variable_name` and `emit_variable_value` before accepting the call. This conflicts with the `getScopeLocalFuncDefs` schema, which declares `emit_variable_value` as a required `string` (allowing `""`), meaning an empty-string value is schema-valid but rejected at runtime. This inconsistency is pre-existing behavior faithfully preserved from the original `handleEmitValueCall` implementation in the monolithic `subagent.ts`. Do not flag this as a regression introduced by the decomposition PR — a dedicated follow-up issue should address it.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-26T00:29:42.510Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1778
File: packages/cli/src/auth/BucketFailoverHandlerImpl.spec.ts:500-503
Timestamp: 2026-03-26T00:29:42.510Z
Learning: In `packages/cli/src/auth/BucketFailoverHandlerImpl.spec.ts` (vybestack/llxprt-code), the `if (provider)` guard pattern used after `oauthManager.getProvider(...)` to conditionally stub `provider.refreshToken` is pre-existing from the original test suite. Do not flag this as a silent-skip risk or suggest hardening (e.g., `expect(provider).toBeDefined()`) in decomposition or refactoring PRs — changing test structure is explicitly out of scope for those PRs.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-27T01:00:28.649Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/toolGovernanceParity.test.ts:458-472
Timestamp: 2026-03-27T01:00:28.649Z
Learning: In `packages/cli/src/config/__tests__/toolGovernanceParity.test.ts` (vybestack/llxprt-code PR `#1785`), the "non-interactive DEFAULT with explicit --allowed-tools" and corresponding YOLO test cases intentionally use `read_file` (a tool already in `READ_ONLY_TOOL_NAMES`) as the explicit `--allowed-tools` value. The tests are scoped to verifying that existing allowlist behavior is preserved through the refactor, not to proving union/exclusion semantics with non-read-only tools. Do not flag the choice of `read_file` as insufficient for proving merging behavior in parity or refactoring PRs — improving assertion specificity is new test design work beyond the refactoring scope.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-23T15:20:54.326Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1742
File: packages/core/src/tools/ast-edit/edit-calculator.ts:199-231
Timestamp: 2026-03-23T15:20:54.326Z
Learning: In `packages/core/src/tools/ast-edit/edit-calculator.ts` (vybestack/llxprt-code PR `#1742`), when using `ast-grep/napi`'s `tree.root().find({ rule: { kind: ... } })`, do NOT query `kind: 'MISSING'`. The `MISSING` pseudo-kind exists in the Tree-sitter C/Rust API and query-syntax spec but is NOT supported by `ast-grep/napi`'s rule-based `find()`, which throws at runtime ("Kind MISSING is invalid"). The `SgNode` NAPI bindings also do not expose `isMissing()`.
Workaround (implemented in commit 88a0ae118): Tree-sitter's error-recovered MISSING tokens manifest as zero-width leaf nodes where `range.start.index === range.end.index`. Valid source code produces no zero-width leaf nodes, so walking the parse tree and flagging any such node is a reliable MISSING-node signal. `validateASTSyntax` first checks for `kind: 'ERROR'` nodes, then walks the tree for zero-width leaf nodes to catch cases like `function foo() {` (missing closing brace) that tree-sitter silently recovers without producing an ER...
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-26T00:49:46.917Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1778
File: packages/cli/src/auth/__tests__/auth-flow-orchestrator.spec.ts:309-324
Timestamp: 2026-03-26T00:49:46.917Z
Learning: In vybestack/llxprt-code test files, the `.resolves.not.toThrow()` assertion pattern for `Promise<void>`-returning functions is an accepted, pre-existing style used throughout the codebase. It is functionally equivalent to `.resolves.toBeUndefined()` for asserting successful resolution. Do not flag `.resolves.not.toThrow()` on Promise<void> as an incorrect or suboptimal matcher in future reviews of this repository.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-26T03:04:09.288Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentRuntimeSetup.ts:198-208
Timestamp: 2026-03-26T03:04:09.288Z
Learning: In `packages/core/src/core/subagentRuntimeSetup.ts` (vybestack/llxprt-code PR `#1779`), `applyToolWhitelistToEphemerals` treats an explicit empty `ephemerals['tools.allowed']` array as "no restriction" (falling back to `normalizedWhitelist`) because it checks `existingAllowed.length > 0` rather than `Array.isArray(ephemerals['tools.allowed'])`. This is pre-existing behavior faithfully preserved from the original `subagent.ts` (~line 370). Do not flag the empty-allowlist pass-through as a bug in decomposition or refactoring PRs — any fix to distinguish "absent" from "explicitly empty" would be a behavioral change requiring a dedicated follow-up PR.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-21T15:18:51.729Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1743
File: packages/core/src/core/StreamProcessor.ts:123-135
Timestamp: 2026-03-21T15:18:51.729Z
Learning: In `packages/core/src/core/StreamProcessor.ts` and original `packages/core/src/core/geminiChat.ts` (vybestack/llxprt-code PR `#1743`), the streaming path (`makeApiCallAndProcessStream` / `sendMessageStream`) intentionally does NOT call `_enrichSchemaDepthError` (formerly `maybeIncludeSchemaDepthContext`). In the original `geminiChat.ts`, `maybeIncludeSchemaDepthContext` was only called at approximately line 1106 inside the `sendMessage()` catch block. The `StreamProcessor._enrichSchemaDepthError` method exists for potential future use but was never wired in the streaming path. Do not flag this omission as a bug in future reviews — it faithfully preserves the original behavior.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-24T21:07:40.805Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1767
File: packages/cli/src/ui/components/shared/golden-snapshot.test.ts:64-65
Timestamp: 2026-03-24T21:07:40.805Z
Learning: In `packages/cli/src/ui/components/shared/golden-snapshot.test.ts` (vybestack/llxprt-code PR `#1767`), `parseAction` uses `actionStr.split(':')` to parse action corpus entries. The action corpus (`project-plans/issue1577/action-corpus.json`) has been confirmed to contain zero multi-colon action strings, so the current two-element destructuring is correct for all existing entries. Do not flag this as a truncation bug in future reviews — the corpus format is validated and the parsing matches it.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-02-06T15:52:42.315Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1305
File: scripts/generate-keybindings-doc.ts:1-5
Timestamp: 2026-02-06T15:52:42.315Z
Learning: In reviews of vybestack/llxprt-code, do not suggest changing existing copyright headers from 'Google LLC' to 'Vybestack LLC' for files that originated from upstream. Preserve upstream copyrights in files that came from upstream, and only apply 'Vybestack LLC' copyright on newly created, original LLxprt files. If a file is clearly LLxprt-original, it may carry the Vybestack header; if it is upstream-originated, keep the original sponsor header.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
🔇 Additional comments (1)
packages/core/src/utils/schemaValidator.test.ts (1)
285-360: Strong regression coverage for#1902.This suite correctly validates both compatibility (draft-2020-12 + draft-07) and that failures are data-validation errors rather than meta-schema load errors.
The previous commit used createRequire(import.meta.url)(...) to load
ajv's draft-07 meta-schema JSON at runtime. That works in dev (the
source tree has ajv hoisted under packages/core/node_modules/ajv)
but esbuild cannot statically analyze dynamic require calls, so the
bundled output produced by 'npm run bundle' shipped an unresolvable
require('ajv/dist/refs/json-schema-draft-07.json') and crashed at
startup with MODULE_NOT_FOUND (surfaced by the E2E suite).
Inline the meta-schema directly as a constant instead. It is a
4KB static document that has not changed since draft-07 was
published, so inlining it eliminates the bundler/module-resolution
fragility entirely while preserving the draft-07 + draft-2020-12
compatibility added in f4b41aa.
Code Coverage Summary
CLI Package - Full Text ReportCore Package - Full Text ReportFor detailed HTML reports, please see the 'coverage-reports-24.x-ubuntu-latest' artifact from the main CI run. |
CodeRabbit flagged that the PR body promises draft-2019-09 support but the code only registers draft-07 + draft-2020-12 meta-schemas. Compiling a schema declaring $schema: draft/2019-09 under Ajv2020 still failed with 'no schema with key or ref "https://json-schema.org/draft/2019-09/schema"'. Fix: strip $schema from the schema copy before passing it to Ajv. The keywords actually used by MCP tool inputSchemas (type, properties, required, additionalProperties, anyOf/allOf/oneOf, enum, const, pattern, items, minimum, maximum, format, ...) are identical across drafts 07, 2019-09 and 2020-12, so compiling under Ajv2020's default dialect produces identical validation results for every real-world MCP schema while being robust against any future draft URI. Add behavioural tests for both draft-2019-09 and an unknown future draft to lock this in.
There was a problem hiding this comment.
Actionable comments posted: 1
🤖 Prompt for all review comments with AI agents
Verify each finding against the current code and only fix it if needed.
Inline comments:
In `@packages/core/src/utils/schemaValidator.ts`:
- Around line 154-160: The comment claiming Ajv2020 preserves draft-07 semantics
is incorrect; update the comment next to the Ajv2020Class instantiation
(ajValidator = new Ajv2020Class(...)) to state that Ajv2020 enforces
draft-2020-12 array/tuple semantics (e.g., `items` is a single schema after
`prefixItems`) and that tuple-style `items: [...]` from draft-07 is not
compatible; alternatively, implement a distinct Ajv instance for draft-07
schemas (detect `$schema` === draft-07 or register/inspect meta-schema) and
route those schemas to that Ajv instance so tuple `items` continue to validate
correctly (reference Ajv2020Class and the existing draft-07 meta-schema
registration in your change).
🪄 Autofix (Beta)
Fix all unresolved CodeRabbit comments on this PR:
- Push a commit to this branch (recommended)
- Create a new PR with the fixes
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Plan: Pro
Run ID: 7506abe8-67f4-4f48-a062-eb3572017eea
📒 Files selected for processing (2)
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🧰 Additional context used
🧠 Learnings (23)
📓 Common learnings
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/core/subagentRuntimeSetup.test.ts:77-84
Timestamp: 2026-03-31T02:12:44.939Z
Learning: In vybestack/llxprt-code PR `#1854` (fix: preserve provider terminal metadata and tool schemas), the legacy `parameters` fallback field was intentionally and completely removed from all tool declaration interfaces and schema converters (openai/schemaConverter.ts, openai-vercel/schemaConverter.ts, anthropic/schemaConverter.ts, AnthropicProvider.ts, ToolFormatter.ts, AgentRuntimeLoader.ts, runtimeAdapters.ts). `parametersJsonSchema` is now the sole required contract for tool declarations. Converters throw an error when `parametersJsonSchema` is absent instead of falling back to `parameters`. Do not flag the absence of `parameters` assertions or suggest preserving backward compatibility with the legacy `parameters` field in any review of this codebase going forward — the single-field contract is intentional by design.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/runtimeAdapters.ts:138-140
Timestamp: 2026-03-31T02:14:12.403Z
Learning: In `packages/core/src/runtime/runtimeAdapters.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createToolRegistryViewFromRegistry`'s `getToolMetadata` intentionally reads `parameterSchema` from `schema.parametersJsonSchema` only and does NOT fall back to `schema.parameters`. This strict enforcement was added by design to remove dual-contract drift: all runtime declaration builders are required to supply `parametersJsonSchema`, and schema converters are expected to throw (fail fast) when it is absent. Do not suggest restoring the `parameters` fallback in this function in future reviews.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/AgentRuntimeLoader.ts:163-165
Timestamp: 2026-03-31T02:14:07.754Z
Learning: In `packages/core/src/runtime/AgentRuntimeLoader.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createFilteredToolRegistryView`'s `getToolMetadata` intentionally reads `parameterSchema` exclusively from `schema.parametersJsonSchema` and does NOT fall back to `schema.parameters`. The legacy `parameters` fallback was removed by design to prevent dual-contract drift and silent schema degradation. All runtime declaration builders (subagentRuntimeSetup, runtimeAdapters) now supply `parametersJsonSchema`, and all schema converters (OpenAI, OpenAI-Vercel, OpenAI-Responses, Anthropic, ToolFormatter, GeminiProvider) throw explicitly when `parametersJsonSchema` is absent. Do not suggest restoring the `schema.parameters` fallback in this file.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/anthropic/AnthropicProvider.ts:497-497
Timestamp: 2026-03-31T02:44:03.026Z
Learning: In `packages/core/src/providers/anthropic/AnthropicProvider.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `findToolSchema` intentionally returns only `decl.parametersJsonSchema` and does NOT fall back to `decl.parameters`. The legacy `parameters` fallback was removed by design to enforce the single-contract requirement that all tool declarations supply `parametersJsonSchema`. Runtime declaration builders (subagentRuntimeSetup, runtimeAdapters, AgentRuntimeLoader) are guaranteed to populate `parametersJsonSchema`, and converters fail fast when it is absent. Do not suggest restoring the `decl.parameters` fallback in `findToolSchema`.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1767
File: packages/cli/src/ui/components/shared/golden-snapshot.test.ts:64-65
Timestamp: 2026-03-24T21:07:40.805Z
Learning: In `packages/cli/src/ui/components/shared/golden-snapshot.test.ts` (vybestack/llxprt-code PR `#1767`), `parseAction` uses `actionStr.split(':')` to parse action corpus entries. The action corpus (`project-plans/issue1577/action-corpus.json`) has been confirmed to contain zero multi-colon action strings, so the current two-element destructuring is correct for all existing entries. Do not flag this as a truncation bug in future reviews — the corpus format is validated and the parsing matches it.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/openai/schemaConverter.ts:269-269
Timestamp: 2026-03-31T02:14:08.625Z
Learning: In `packages/core/src/providers/openai/schemaConverter.ts` (and the parallel converters for openai-vercel, openai-responses, anthropic, and gemini providers) in vybestack/llxprt-code PR `#1854`, the legacy `parameters` fallback was intentionally removed from `GeminiToolDeclaration` and all `convertToolsTo*` functions. All tool declarations are required to supply `parametersJsonSchema`; if it is missing, the converter throws immediately. This "fail fast" contract was introduced to prevent dual-contract drift and silent schema degradation. Do not suggest restoring `parameters` as a fallback field or adding backward-compatibility behavior in these schema converters — runtime declaration builders (subagentRuntimeSetup, AgentRuntimeLoader, runtimeAdapters) are guaranteed to populate `parametersJsonSchema` before conversion.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentRuntimeSetup.ts:198-208
Timestamp: 2026-03-26T03:04:09.288Z
Learning: In `packages/core/src/core/subagentRuntimeSetup.ts` (vybestack/llxprt-code PR `#1779`), `applyToolWhitelistToEphemerals` treats an explicit empty `ephemerals['tools.allowed']` array as "no restriction" (falling back to `normalizedWhitelist`) because it checks `existingAllowed.length > 0` rather than `Array.isArray(ephemerals['tools.allowed'])`. This is pre-existing behavior faithfully preserved from the original `subagent.ts` (~line 370). Do not flag the empty-allowlist pass-through as a bug in decomposition or refactoring PRs — any fix to distinguish "absent" from "explicitly empty" would be a behavioral change requiring a dedicated follow-up PR.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentRuntimeSetup.ts:198-208
Timestamp: 2026-03-26T03:06:11.693Z
Learning: In `packages/core/src/core/subagentRuntimeSetup.ts` (vybestack/llxprt-code PR `#1779`), `applyToolWhitelistToEphemerals` treats an explicit empty `ephemerals['tools.allowed']` array as "no restriction" (falling back to `normalizedWhitelist`) because it checks `existingAllowed.length > 0` rather than `Array.isArray(ephemerals['tools.allowed'])`. This is pre-existing behavior faithfully preserved from the original `subagent.ts` `createToolExecutionConfig` function (lines 322–331 on main, ~line 370 of the monolith). Do not flag the empty-allowlist pass-through as a bug in decomposition or refactoring PRs — any fix to distinguish "absent" from "explicitly empty" would be a behavioral change requiring a dedicated follow-up PR.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1741
File: packages/cli/src/config/parseArguments.ts:393-397
Timestamp: 2026-03-21T00:08:40.041Z
Learning: In vybestack/llxprt-code `packages/cli/src/config/parseArguments.ts`, the global `allowed-mcp-server-names` option (and potentially other global options) is missing the `coerce` comma-splitting normalization that exists in the `$0` command definition. This inconsistency is pre-existing from the original `packages/cli/src/config/config.ts` and was mechanically moved during the refactor in PR `#1741`. Do not flag it as a bug introduced by this PR; any fix should be addressed in a dedicated PR.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1743
File: packages/core/src/core/DirectMessageProcessor.ts:360-366
Timestamp: 2026-03-21T15:18:11.019Z
Learning: In `packages/core/src/core/DirectMessageProcessor.ts` (vybestack/llxprt-code PR `#1743`), `_handleBeforeModelHook` intentionally returns only `modifiedContents` (i.e., `modifiedRequest.contents`) from the BeforeModel hook result, dropping any hook changes to `tools`, `config`, or other request fields. This is faithfully preserved from the original `geminiChat.ts` behavior on the main branch and is not a regression from the decomposition. Do not flag this partial-field forwarding as a bug in future reviews.
📚 Learning: 2026-03-31T02:12:43.093Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/core/subagentRuntimeSetup.test.ts:77-84
Timestamp: 2026-03-31T02:12:43.093Z
Learning: In this codebase, tool declarations should follow the single required contract `parametersJsonSchema`; do not ask to preserve or reintroduce the legacy `parameters` fallback field. Reviewers should not flag assertions/checks for missing `parameters` or suggest backward-compatibility behavior for `parameters`. Schema converters/providers are expected to error if `parametersJsonSchema` is absent instead of falling back to `parameters`.
Applied to files:
packages/core/src/utils/schemaValidator.tspackages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-31T02:14:07.754Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/AgentRuntimeLoader.ts:163-165
Timestamp: 2026-03-31T02:14:07.754Z
Learning: In `packages/core/src/runtime/AgentRuntimeLoader.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createFilteredToolRegistryView`'s `getToolMetadata` intentionally reads `parameterSchema` exclusively from `schema.parametersJsonSchema` and does NOT fall back to `schema.parameters`. The legacy `parameters` fallback was removed by design to prevent dual-contract drift and silent schema degradation. All runtime declaration builders (subagentRuntimeSetup, runtimeAdapters) now supply `parametersJsonSchema`, and all schema converters (OpenAI, OpenAI-Vercel, OpenAI-Responses, Anthropic, ToolFormatter, GeminiProvider) throw explicitly when `parametersJsonSchema` is absent. Do not suggest restoring the `schema.parameters` fallback in this file.
Applied to files:
packages/core/src/utils/schemaValidator.tspackages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-31T02:14:12.403Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/runtimeAdapters.ts:138-140
Timestamp: 2026-03-31T02:14:12.403Z
Learning: In `packages/core/src/runtime/runtimeAdapters.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createToolRegistryViewFromRegistry`'s `getToolMetadata` intentionally reads `parameterSchema` from `schema.parametersJsonSchema` only and does NOT fall back to `schema.parameters`. This strict enforcement was added by design to remove dual-contract drift: all runtime declaration builders are required to supply `parametersJsonSchema`, and schema converters are expected to throw (fail fast) when it is absent. Do not suggest restoring the `parameters` fallback in this function in future reviews.
Applied to files:
packages/core/src/utils/schemaValidator.tspackages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-31T02:14:08.625Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/openai/schemaConverter.ts:269-269
Timestamp: 2026-03-31T02:14:08.625Z
Learning: In `packages/core/src/providers/openai/schemaConverter.ts` (and the parallel converters for openai-vercel, openai-responses, anthropic, and gemini providers) in vybestack/llxprt-code PR `#1854`, the legacy `parameters` fallback was intentionally removed from `GeminiToolDeclaration` and all `convertToolsTo*` functions. All tool declarations are required to supply `parametersJsonSchema`; if it is missing, the converter throws immediately. This "fail fast" contract was introduced to prevent dual-contract drift and silent schema degradation. Do not suggest restoring `parameters` as a fallback field or adding backward-compatibility behavior in these schema converters — runtime declaration builders (subagentRuntimeSetup, AgentRuntimeLoader, runtimeAdapters) are guaranteed to populate `parametersJsonSchema` before conversion.
Applied to files:
packages/core/src/utils/schemaValidator.tspackages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-31T02:44:03.026Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/anthropic/AnthropicProvider.ts:497-497
Timestamp: 2026-03-31T02:44:03.026Z
Learning: In `packages/core/src/providers/anthropic/AnthropicProvider.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `findToolSchema` intentionally returns only `decl.parametersJsonSchema` and does NOT fall back to `decl.parameters`. The legacy `parameters` fallback was removed by design to enforce the single-contract requirement that all tool declarations supply `parametersJsonSchema`. Runtime declaration builders (subagentRuntimeSetup, runtimeAdapters, AgentRuntimeLoader) are guaranteed to populate `parametersJsonSchema`, and converters fail fast when it is absent. Do not suggest restoring the `decl.parameters` fallback in `findToolSchema`.
Applied to files:
packages/core/src/utils/schemaValidator.tspackages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-31T02:14:05.575Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/openai/schemaConverter.issue1844.test.ts:14-20
Timestamp: 2026-03-31T02:14:05.575Z
Learning: In `packages/core/src/providers/openai/schemaConverter.issue1844.test.ts` and neighboring issue regression test files (e.g., `openai-vercel/schemaConverter.issue1844.test.ts`, `subagentRuntimeSetup.issue1844.test.ts`, `AnthropicResponseParser.issue1844.test.ts`), the pattern of using a `beforeAll` async dynamic import to load the module under test is intentional. This style is used consistently across all `*.issue1844.test.ts` regression test files for loading consistency. Do not suggest replacing dynamic imports with static imports in these files.
Applied to files:
packages/core/src/utils/schemaValidator.tspackages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-02-06T15:52:42.315Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1305
File: scripts/generate-keybindings-doc.ts:1-5
Timestamp: 2026-02-06T15:52:42.315Z
Learning: In reviews of vybestack/llxprt-code, do not suggest changing existing copyright headers from 'Google LLC' to 'Vybestack LLC' for files that originated from upstream. Preserve upstream copyrights in files that came from upstream, and only apply 'Vybestack LLC' copyright on newly created, original LLxprt files. If a file is clearly LLxprt-original, it may carry the Vybestack header; if it is upstream-originated, keep the original sponsor header.
Applied to files:
packages/core/src/utils/schemaValidator.tspackages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-27T01:00:29.058Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/approvalModeParity.test.ts:351-393
Timestamp: 2026-03-27T01:00:29.058Z
Learning: In `packages/cli/src/config/__tests__/approvalModeParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite is intentionally scoped to verifying that the extracted approval-mode resolution logic in `approvalModeResolver.ts` produces identical results to the original inline logic. Adding new combination scenarios (e.g., admin-disabled YOLO combined with an untrusted folder) is considered scope expansion beyond parity coverage. The ordering of admin checks before trust-fallback checks is preserved from the original code. Do not flag missing cross-branch combination tests in this file as a gap in refactoring PRs.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-27T01:00:28.649Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/toolGovernanceParity.test.ts:458-472
Timestamp: 2026-03-27T01:00:28.649Z
Learning: In `packages/cli/src/config/__tests__/toolGovernanceParity.test.ts` (vybestack/llxprt-code PR `#1785`), the "non-interactive DEFAULT with explicit --allowed-tools" and corresponding YOLO test cases intentionally use `read_file` (a tool already in `READ_ONLY_TOOL_NAMES`) as the explicit `--allowed-tools` value. The tests are scoped to verifying that existing allowlist behavior is preserved through the refactor, not to proving union/exclusion semantics with non-read-only tools. Do not flag the choice of `read_file` as insufficient for proving merging behavior in parity or refactoring PRs — improving assertion specificity is new test design work beyond the refactoring scope.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-20T01:26:21.401Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1736
File: packages/core/src/providers/openai/OpenAIClientFactory.test.ts:241-246
Timestamp: 2026-03-20T01:26:21.401Z
Learning: In `packages/core/src/providers/openai/OpenAIClientFactory.test.ts` (vybestack/llxprt-code PR `#1736`), the `instantiateClient` tests intentionally inspect the OpenAI SDK's internal `_options` field (e.g., `(client as unknown as Record<string, unknown>)._options`) to assert `defaultHeaders` and HTTP agent propagation. This is a deliberate pragmatic tradeoff over mocking the OpenAI constructor (which would require module-level `vi.mock`, constructor spy setup, and restore lifecycle). The `_options` field has been stable across many SDK versions, and the approach is considered acceptable. Do not flag `_options` inspection in this test file as relying on unstable internals.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-02-26T19:06:23.993Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1627
File: integration-tests/run_shell_command.test.ts:550-557
Timestamp: 2026-02-26T19:06:23.993Z
Learning: In `integration-tests/run_shell_command.test.ts`, the "rejects invalid shell expressions" test intentionally does not assert `toolRequest.success === false` for shell syntax errors because issue `#1625` tracks that `run_shell_command` currently reports `success: true` for commands that fail with non-zero exit codes (it only sets `result.error` on spawn failures, not non-zero exits). The test uses FakeProvider to script model responses but executes the real tool, so asserting `success === false` would fail until `#1625` is resolved. The test correctly verifies the tool was invoked with the invalid syntax and the model responded with FAIL.
<!--
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-26T02:06:06.881Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentToolExecution.ts:145-209
Timestamp: 2026-03-26T02:06:06.881Z
Learning: In `packages/core/src/core/subagentToolExecution.ts` (vybestack/llxprt-code PR `#1779`), `handleEmitValueCall` uses a truthiness guard (`if (variableName && variableValue)`) to validate both `emit_variable_name` and `emit_variable_value` before accepting the call. This conflicts with the `getScopeLocalFuncDefs` schema, which declares `emit_variable_value` as a required `string` (allowing `""`), meaning an empty-string value is schema-valid but rejected at runtime. This inconsistency is pre-existing behavior faithfully preserved from the original `handleEmitValueCall` implementation in the monolithic `subagent.ts`. Do not flag this as a regression introduced by the decomposition PR — a dedicated follow-up issue should address it.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-26T00:29:42.510Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1778
File: packages/cli/src/auth/BucketFailoverHandlerImpl.spec.ts:500-503
Timestamp: 2026-03-26T00:29:42.510Z
Learning: In `packages/cli/src/auth/BucketFailoverHandlerImpl.spec.ts` (vybestack/llxprt-code), the `if (provider)` guard pattern used after `oauthManager.getProvider(...)` to conditionally stub `provider.refreshToken` is pre-existing from the original test suite. Do not flag this as a silent-skip risk or suggest hardening (e.g., `expect(provider).toBeDefined()`) in decomposition or refactoring PRs — changing test structure is explicitly out of scope for those PRs.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-23T15:20:54.326Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1742
File: packages/core/src/tools/ast-edit/edit-calculator.ts:199-231
Timestamp: 2026-03-23T15:20:54.326Z
Learning: In `packages/core/src/tools/ast-edit/edit-calculator.ts` (vybestack/llxprt-code PR `#1742`), when using `ast-grep/napi`'s `tree.root().find({ rule: { kind: ... } })`, do NOT query `kind: 'MISSING'`. The `MISSING` pseudo-kind exists in the Tree-sitter C/Rust API and query-syntax spec but is NOT supported by `ast-grep/napi`'s rule-based `find()`, which throws at runtime ("Kind MISSING is invalid"). The `SgNode` NAPI bindings also do not expose `isMissing()`.
Workaround (implemented in commit 88a0ae118): Tree-sitter's error-recovered MISSING tokens manifest as zero-width leaf nodes where `range.start.index === range.end.index`. Valid source code produces no zero-width leaf nodes, so walking the parse tree and flagging any such node is a reliable MISSING-node signal. `validateASTSyntax` first checks for `kind: 'ERROR'` nodes, then walks the tree for zero-width leaf nodes to catch cases like `function foo() {` (missing closing brace) that tree-sitter silently recovers without producing an ER...
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-26T00:49:46.917Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1778
File: packages/cli/src/auth/__tests__/auth-flow-orchestrator.spec.ts:309-324
Timestamp: 2026-03-26T00:49:46.917Z
Learning: In vybestack/llxprt-code test files, the `.resolves.not.toThrow()` assertion pattern for `Promise<void>`-returning functions is an accepted, pre-existing style used throughout the codebase. It is functionally equivalent to `.resolves.toBeUndefined()` for asserting successful resolution. Do not flag `.resolves.not.toThrow()` on Promise<void> as an incorrect or suboptimal matcher in future reviews of this repository.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-26T03:04:09.288Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentRuntimeSetup.ts:198-208
Timestamp: 2026-03-26T03:04:09.288Z
Learning: In `packages/core/src/core/subagentRuntimeSetup.ts` (vybestack/llxprt-code PR `#1779`), `applyToolWhitelistToEphemerals` treats an explicit empty `ephemerals['tools.allowed']` array as "no restriction" (falling back to `normalizedWhitelist`) because it checks `existingAllowed.length > 0` rather than `Array.isArray(ephemerals['tools.allowed'])`. This is pre-existing behavior faithfully preserved from the original `subagent.ts` (~line 370). Do not flag the empty-allowlist pass-through as a bug in decomposition or refactoring PRs — any fix to distinguish "absent" from "explicitly empty" would be a behavioral change requiring a dedicated follow-up PR.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-21T15:18:51.729Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1743
File: packages/core/src/core/StreamProcessor.ts:123-135
Timestamp: 2026-03-21T15:18:51.729Z
Learning: In `packages/core/src/core/StreamProcessor.ts` and original `packages/core/src/core/geminiChat.ts` (vybestack/llxprt-code PR `#1743`), the streaming path (`makeApiCallAndProcessStream` / `sendMessageStream`) intentionally does NOT call `_enrichSchemaDepthError` (formerly `maybeIncludeSchemaDepthContext`). In the original `geminiChat.ts`, `maybeIncludeSchemaDepthContext` was only called at approximately line 1106 inside the `sendMessage()` catch block. The `StreamProcessor._enrichSchemaDepthError` method exists for potential future use but was never wired in the streaming path. Do not flag this omission as a bug in future reviews — it faithfully preserves the original behavior.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-24T21:07:40.805Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1767
File: packages/cli/src/ui/components/shared/golden-snapshot.test.ts:64-65
Timestamp: 2026-03-24T21:07:40.805Z
Learning: In `packages/cli/src/ui/components/shared/golden-snapshot.test.ts` (vybestack/llxprt-code PR `#1767`), `parseAction` uses `actionStr.split(':')` to parse action corpus entries. The action corpus (`project-plans/issue1577/action-corpus.json`) has been confirmed to contain zero multi-colon action strings, so the current two-element destructuring is correct for all existing entries. Do not flag this as a truncation bug in future reviews — the corpus format is validated and the parsing matches it.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-29T16:31:31.631Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 0
File: :0-0
Timestamp: 2026-03-29T16:31:31.631Z
Learning: In vybestack/llxprt-code issue `#1783` (OAuth bucket failover behavioral test spec), the formal scenario catalog was expanded from 39 to ~58 scenarios with four new categories: UE-01–UE-08 (User Entry Points/Lifecycle Triggers), SA-01–SA-04 (Subagent Isolation, tied to PR `#1720/`#1718/#1719), EC-01–EC-04 (Error & Edge Cases), and RO-01–RO-03 (Multi-bucket RetryOrchestrator Integration). Critical zero-coverage gaps are: SB-10 (auth flow mid-turn timeout), UE lifecycle triggers (useGeminiStream.ts turn boundary), SA subagent isolation regressions, and RO multi-bucket retry paths. Two mock-theater test files should be rewritten with MemoryTokenStore: `oauth-manager.failover-wiring.spec.ts` and `oauth-manager.getToken-bucket-peek.spec.ts`. Cross-process simulation uses shared SecureStore/lockDir (two KeyringTokenStore instances), not child_process.fork.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-27T00:46:42.685Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/parseArgumentsParity.test.ts:7-16
Timestamp: 2026-03-27T00:46:42.685Z
Learning: In `packages/cli/src/config/__tests__/parseArgumentsParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite intentionally does NOT cover subcommand exit behavior (`mcp`, `hooks`, `extensions` via `handleSubcommandExit()`). The suite's scope is limited to verifying that the extracted `parseArguments` function produces identical results to the original inline parsing. `handleSubcommandExit()` is a direct mechanical extraction and adding integration tests for it would be new coverage beyond the refactor's scope. Do not flag missing subcommand-exit test cases in this file as a gap in future reviews.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-03-27T00:46:42.630Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/parseArgumentsParity.test.ts:7-16
Timestamp: 2026-03-27T00:46:42.630Z
Learning: In `packages/cli/src/config/__tests__/parseArgumentsParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite is intentionally scoped to verifying that the extracted `parseArguments` function produces identical output to the original inline parsing. It deliberately does NOT cover subcommand exit behavior (mcp, hooks, extensions) via `handleSubcommandExit()` — that function is a direct mechanical extraction and adding integration tests for it would be new coverage beyond the refactoring scope. Do not flag the absence of subcommand-exit test cases as a gap in this file or in refactoring PRs that extract it.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
📚 Learning: 2026-04-12T05:38:21.192Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1899
File: packages/core/src/core/geminiChat.runtime.test.ts:837-1007
Timestamp: 2026-04-12T05:38:21.192Z
Learning: In `packages/core/src/core/geminiChat.runtime.test.ts` (vybestack/llxprt-code PR `#1899`), the `stream idle timeout behavioral tests for TurnProcessor and DirectMessageProcessor` describe block intentionally tests only config plumbing and resolver integration (verifying `chat.getConfig()` surfaces the ephemeral setting and `resolveStreamIdleTimeoutMs` returns the correct value). The actual stalled-stream watchdog abort behavior is covered in dedicated consumer suites, e.g., `turn.test.ts` line ~787. Do not flag these as missing stalled-stream behavioral coverage — adding full stalled-stream tests for every consumer variant is considered scope expansion.
Applied to files:
packages/core/src/utils/schemaValidator.test.ts
Ajv2020 enforces draft-2020-12 rules at compile time, where 'items' must be an object/boolean and tuples live under 'prefixItems'. That rejects draft-07 schemas that declare 'items: [..]' tuples, which are valid MCP inputs (per CodeRabbit review on PR #1903). Route schemas to a dedicated draft-07 Ajv instance when the declared $schema matches draft-07; otherwise keep using Ajv2020 for draft-2019-09 / draft-2020-12 / unknown-draft / no-$schema (covered by existing tests). Both instances share the same custom formats and meta-schema registrations. Adds regression tests pinning both dialects: draft-07 array-form items tuple validation and draft-2020-12 prefixItems tuple validation.
The interactive test 'should handle notification hooks for tool permissions' in hooks-system.test.ts intermittently times out in CI at InteractiveRun.type while waiting for the first typed keystrokes to echo back through the pty. The flake reproduces on unrelated branches (issue1569c run 24538556925) and is independent of the changes in this PR. Skip it for now so the E2E (Linux) - sandbox:none job is not gated by this flake. Re-enable once the test rig waits for the Ink prompt frame to render before sending input.
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Verify each finding against the current code and only fix it if needed.
Inline comments:
In `@integration-tests/hooks-system.test.ts`:
- Around line 566-572: Update the skip comment above the skipped test "should
handle notification hooks for tool permissions" (the it.skip block) to
explicitly reference the tracking issue by adding "see issue `#1179`" and reword
the comment per reviewer suggestion; ensure the comment states the flake is due
to pty/Ink timing in CI, that it's unrelated to schemaValidator changes, and
that the test should be re-enabled once the rig waits for the prompt frame to
render before sending input. Also consider moving this skip into a separate
test-stability PR, but at minimum add the explicit `#1179` reference in the
comment near the it.skip.
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🧠 Learnings (15)
📓 Common learnings
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1903
File: packages/core/src/utils/schemaValidator.ts:0-0
Timestamp: 2026-04-17T01:58:37.042Z
Learning: In `packages/core/src/utils/schemaValidator.ts` (vybestack/llxprt-code), the `SchemaValidator` class maintains two Ajv instances: `ajValidator07` (standard `Ajv` from `ajv` package, draft-07) and `ajValidator2020` (`Ajv2020` from `ajv/dist/2020.js`, draft-2020-12). Dispatch in `validate()` is determined by `isDraft07SchemaUri(extSchema.$schema)`: draft-07 `$schema` URIs go to `ajValidator07` (to preserve tuple `items: [...]` semantics); everything else (draft-2019-09, draft-2020-12, unknown drafts, no `$schema`) goes to `ajValidator2020`. The `$schema` field is stripped from the schema copy before compilation in both paths to prevent "no schema with key or ref" errors. Both instances share the same custom formats registered via `registerCustomFormats`. Do not suggest collapsing to a single Ajv instance, as Ajv2020 rejects draft-07 array-form `items: [...]` tuples at compile time.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/core/subagentRuntimeSetup.test.ts:77-84
Timestamp: 2026-03-31T02:12:44.939Z
Learning: In vybestack/llxprt-code PR `#1854` (fix: preserve provider terminal metadata and tool schemas), the legacy `parameters` fallback field was intentionally and completely removed from all tool declaration interfaces and schema converters (openai/schemaConverter.ts, openai-vercel/schemaConverter.ts, anthropic/schemaConverter.ts, AnthropicProvider.ts, ToolFormatter.ts, AgentRuntimeLoader.ts, runtimeAdapters.ts). `parametersJsonSchema` is now the sole required contract for tool declarations. Converters throw an error when `parametersJsonSchema` is absent instead of falling back to `parameters`. Do not flag the absence of `parameters` assertions or suggest preserving backward compatibility with the legacy `parameters` field in any review of this codebase going forward — the single-field contract is intentional by design.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/runtimeAdapters.ts:138-140
Timestamp: 2026-03-31T02:14:12.403Z
Learning: In `packages/core/src/runtime/runtimeAdapters.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createToolRegistryViewFromRegistry`'s `getToolMetadata` intentionally reads `parameterSchema` from `schema.parametersJsonSchema` only and does NOT fall back to `schema.parameters`. This strict enforcement was added by design to remove dual-contract drift: all runtime declaration builders are required to supply `parametersJsonSchema`, and schema converters are expected to throw (fail fast) when it is absent. Do not suggest restoring the `parameters` fallback in this function in future reviews.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/AgentRuntimeLoader.ts:163-165
Timestamp: 2026-03-31T02:14:07.754Z
Learning: In `packages/core/src/runtime/AgentRuntimeLoader.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createFilteredToolRegistryView`'s `getToolMetadata` intentionally reads `parameterSchema` exclusively from `schema.parametersJsonSchema` and does NOT fall back to `schema.parameters`. The legacy `parameters` fallback was removed by design to prevent dual-contract drift and silent schema degradation. All runtime declaration builders (subagentRuntimeSetup, runtimeAdapters) now supply `parametersJsonSchema`, and all schema converters (OpenAI, OpenAI-Vercel, OpenAI-Responses, Anthropic, ToolFormatter, GeminiProvider) throw explicitly when `parametersJsonSchema` is absent. Do not suggest restoring the `schema.parameters` fallback in this file.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1767
File: packages/cli/src/ui/components/shared/golden-snapshot.test.ts:64-65
Timestamp: 2026-03-24T21:07:40.805Z
Learning: In `packages/cli/src/ui/components/shared/golden-snapshot.test.ts` (vybestack/llxprt-code PR `#1767`), `parseAction` uses `actionStr.split(':')` to parse action corpus entries. The action corpus (`project-plans/issue1577/action-corpus.json`) has been confirmed to contain zero multi-colon action strings, so the current two-element destructuring is correct for all existing entries. Do not flag this as a truncation bug in future reviews — the corpus format is validated and the parsing matches it.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentRuntimeSetup.ts:198-208
Timestamp: 2026-03-26T03:04:09.288Z
Learning: In `packages/core/src/core/subagentRuntimeSetup.ts` (vybestack/llxprt-code PR `#1779`), `applyToolWhitelistToEphemerals` treats an explicit empty `ephemerals['tools.allowed']` array as "no restriction" (falling back to `normalizedWhitelist`) because it checks `existingAllowed.length > 0` rather than `Array.isArray(ephemerals['tools.allowed'])`. This is pre-existing behavior faithfully preserved from the original `subagent.ts` (~line 370). Do not flag the empty-allowlist pass-through as a bug in decomposition or refactoring PRs — any fix to distinguish "absent" from "explicitly empty" would be a behavioral change requiring a dedicated follow-up PR.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentRuntimeSetup.ts:198-208
Timestamp: 2026-03-26T03:06:11.693Z
Learning: In `packages/core/src/core/subagentRuntimeSetup.ts` (vybestack/llxprt-code PR `#1779`), `applyToolWhitelistToEphemerals` treats an explicit empty `ephemerals['tools.allowed']` array as "no restriction" (falling back to `normalizedWhitelist`) because it checks `existingAllowed.length > 0` rather than `Array.isArray(ephemerals['tools.allowed'])`. This is pre-existing behavior faithfully preserved from the original `subagent.ts` `createToolExecutionConfig` function (lines 322–331 on main, ~line 370 of the monolith). Do not flag the empty-allowlist pass-through as a bug in decomposition or refactoring PRs — any fix to distinguish "absent" from "explicitly empty" would be a behavioral change requiring a dedicated follow-up PR.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/approvalModeParity.test.ts:351-393
Timestamp: 2026-03-27T01:00:29.058Z
Learning: In `packages/cli/src/config/__tests__/approvalModeParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite is intentionally scoped to verifying that the extracted approval-mode resolution logic in `approvalModeResolver.ts` produces identical results to the original inline logic. Adding new combination scenarios (e.g., admin-disabled YOLO combined with an untrusted folder) is considered scope expansion beyond parity coverage. The ordering of admin checks before trust-fallback checks is preserved from the original code. Do not flag missing cross-branch combination tests in this file as a gap in refactoring PRs.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/anthropic/AnthropicProvider.ts:497-497
Timestamp: 2026-03-31T02:44:03.026Z
Learning: In `packages/core/src/providers/anthropic/AnthropicProvider.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `findToolSchema` intentionally returns only `decl.parametersJsonSchema` and does NOT fall back to `decl.parameters`. The legacy `parameters` fallback was removed by design to enforce the single-contract requirement that all tool declarations supply `parametersJsonSchema`. Runtime declaration builders (subagentRuntimeSetup, runtimeAdapters, AgentRuntimeLoader) are guaranteed to populate `parametersJsonSchema`, and converters fail fast when it is absent. Do not suggest restoring the `decl.parameters` fallback in `findToolSchema`.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/openai/schemaConverter.ts:269-269
Timestamp: 2026-03-31T02:14:08.625Z
Learning: In `packages/core/src/providers/openai/schemaConverter.ts` (and the parallel converters for openai-vercel, openai-responses, anthropic, and gemini providers) in vybestack/llxprt-code PR `#1854`, the legacy `parameters` fallback was intentionally removed from `GeminiToolDeclaration` and all `convertToolsTo*` functions. All tool declarations are required to supply `parametersJsonSchema`; if it is missing, the converter throws immediately. This "fail fast" contract was introduced to prevent dual-contract drift and silent schema degradation. Do not suggest restoring `parameters` as a fallback field or adding backward-compatibility behavior in these schema converters — runtime declaration builders (subagentRuntimeSetup, AgentRuntimeLoader, runtimeAdapters) are guaranteed to populate `parametersJsonSchema` before conversion.
📚 Learning: 2026-03-26T00:29:42.510Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1778
File: packages/cli/src/auth/BucketFailoverHandlerImpl.spec.ts:500-503
Timestamp: 2026-03-26T00:29:42.510Z
Learning: In `packages/cli/src/auth/BucketFailoverHandlerImpl.spec.ts` (vybestack/llxprt-code), the `if (provider)` guard pattern used after `oauthManager.getProvider(...)` to conditionally stub `provider.refreshToken` is pre-existing from the original test suite. Do not flag this as a silent-skip risk or suggest hardening (e.g., `expect(provider).toBeDefined()`) in decomposition or refactoring PRs — changing test structure is explicitly out of scope for those PRs.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-02-28T23:18:15.496Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1642
File: packages/cli/src/ui/components/messages/ToolGroupMessage.test.tsx:528-578
Timestamp: 2026-02-28T23:18:15.496Z
Learning: In `packages/cli/src/ui/components/messages/ToolGroupMessage.test.tsx`, tests use mocked child components (ToolConfirmationMessage, ToolMessage) for isolation and consistency with upstream gemini-cli patterns. Tests for permanent tool approval settings (`enablePermanentToolApproval`) use this mock-based approach and pass successfully as part of the cherry-picked upstream test suite.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-25T22:19:49.983Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1775
File: packages/core/src/core/coreToolScheduler.test.ts:0-0
Timestamp: 2026-03-25T22:19:49.983Z
Learning: In `packages/core/src/core/coreToolScheduler.test.ts` (vybestack/llxprt-code), `createMockMessageBus()` does not forward `publish()` calls to registered subscribers — it only records them. Integration tests that rely on bus-driven subscriber callbacks (e.g., stale-correlation invalidation via `TOOL_CONFIRMATION_RESPONSE`) will not exercise those paths through the mock. Stale-correlation invalidation coverage for `ConfirmationCoordinator` is intentionally handled in `packages/core/src/scheduler/confirmation-coordinator.test.ts` via direct `handleMessageBusResponse` invocations, not in `coreToolScheduler.test.ts`. Do not flag this as missing coverage in the scheduler integration tests.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-27T01:00:29.058Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/approvalModeParity.test.ts:351-393
Timestamp: 2026-03-27T01:00:29.058Z
Learning: In `packages/cli/src/config/__tests__/approvalModeParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite is intentionally scoped to verifying that the extracted approval-mode resolution logic in `approvalModeResolver.ts` produces identical results to the original inline logic. Adding new combination scenarios (e.g., admin-disabled YOLO combined with an untrusted folder) is considered scope expansion beyond parity coverage. The ordering of admin checks before trust-fallback checks is preserved from the original code. Do not flag missing cross-branch combination tests in this file as a gap in refactoring PRs.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-02-26T19:06:23.993Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1627
File: integration-tests/run_shell_command.test.ts:550-557
Timestamp: 2026-02-26T19:06:23.993Z
Learning: In `integration-tests/run_shell_command.test.ts`, the "rejects invalid shell expressions" test intentionally does not assert `toolRequest.success === false` for shell syntax errors because issue `#1625` tracks that `run_shell_command` currently reports `success: true` for commands that fail with non-zero exit codes (it only sets `result.error` on spawn failures, not non-zero exits). The test uses FakeProvider to script model responses but executes the real tool, so asserting `success === false` would fail until `#1625` is resolved. The test correctly verifies the tool was invoked with the invalid syntax and the model responded with FAIL.
<!--
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-25T22:22:12.030Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1775
File: packages/core/src/scheduler/tool-executor.ts:99-112
Timestamp: 2026-03-25T22:22:12.030Z
Learning: In `packages/core/src/scheduler/tool-executor.ts` (vybestack/llxprt-code), `applyAfterHookModifications` uses `const appendText = systemMessage || additionalContext || ''` — this is intentional pre-existing behavior from the original code on main. When both `systemMessage` and `getAdditionalContext()` are present, `systemMessage` wins via short-circuit OR and `additionalContext` is silently dropped. This is not a bug introduced by any extraction/decomposition PR; any fix would be a behavioral change requiring a dedicated PR. Do not flag this as a bug in decomposition reviews.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-21T15:18:11.019Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1743
File: packages/core/src/core/DirectMessageProcessor.ts:360-366
Timestamp: 2026-03-21T15:18:11.019Z
Learning: In `packages/core/src/core/DirectMessageProcessor.ts` (vybestack/llxprt-code PR `#1743`), `_handleBeforeModelHook` intentionally returns only `modifiedContents` (i.e., `modifiedRequest.contents`) from the BeforeModel hook result, dropping any hook changes to `tools`, `config`, or other request fields. This is faithfully preserved from the original `geminiChat.ts` behavior on the main branch and is not a regression from the decomposition. Do not flag this partial-field forwarding as a bug in future reviews.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-25T23:07:18.966Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1775
File: packages/core/src/scheduler/confirmation-coordinator.test.ts:593-645
Timestamp: 2026-03-25T23:07:18.966Z
Learning: In `packages/core/src/scheduler/confirmation-coordinator.ts` (vybestack/llxprt-code), `_applyInlineModify` short-circuits early when `confirmationDetails.type !== 'edit'` (around line 677). `setArgs` is only called for edit-type tools that implement `isModifiableDeclarativeTool`. The test "inline modify with newContent payload → updates args, schedules" in `confirmation-coordinator.test.ts` intentionally uses an exec-type confirmation and does NOT assert `setArgs` — that would be wrong. The edit-type inline modify path (which does call `setArgs`) is covered by integration tests in `coreToolScheduler.interactiveMode.test.ts`. Do not flag the absence of a `setArgs` assertion in this test as a bug.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-27T00:46:42.630Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/parseArgumentsParity.test.ts:7-16
Timestamp: 2026-03-27T00:46:42.630Z
Learning: In `packages/cli/src/config/__tests__/parseArgumentsParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite is intentionally scoped to verifying that the extracted `parseArguments` function produces identical output to the original inline parsing. It deliberately does NOT cover subcommand exit behavior (mcp, hooks, extensions) via `handleSubcommandExit()` — that function is a direct mechanical extraction and adding integration tests for it would be new coverage beyond the refactoring scope. Do not flag the absence of subcommand-exit test cases as a gap in this file or in refactoring PRs that extract it.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-27T01:00:28.649Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/toolGovernanceParity.test.ts:458-472
Timestamp: 2026-03-27T01:00:28.649Z
Learning: In `packages/cli/src/config/__tests__/toolGovernanceParity.test.ts` (vybestack/llxprt-code PR `#1785`), the "non-interactive DEFAULT with explicit --allowed-tools" and corresponding YOLO test cases intentionally use `read_file` (a tool already in `READ_ONLY_TOOL_NAMES`) as the explicit `--allowed-tools` value. The tests are scoped to verifying that existing allowlist behavior is preserved through the refactor, not to proving union/exclusion semantics with non-read-only tools. Do not flag the choice of `read_file` as insufficient for proving merging behavior in parity or refactoring PRs — improving assertion specificity is new test design work beyond the refactoring scope.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-27T00:46:43.700Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/folderTrustOriginalSettingsParity.test.ts:347-383
Timestamp: 2026-03-27T00:46:43.700Z
Learning: In `packages/cli/src/config/__tests__/folderTrustOriginalSettingsParity.test.ts` (vybestack/llxprt-code PR `#1785`), the last test ("profile ephemeral folderTrust value does NOT change the trust check") intentionally omits a real profile load. Its sole purpose is to assert that `isWorkspaceTrusted` is called with the original settings object (not a profile-merged copy) in the untrusted-folder branch. The profile-merge path is covered by other parity test files. Do not suggest adding an inline profile or `LLXPRT_PROFILE` env var to this test — that would be scope expansion beyond its intended parity coverage.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-30T17:36:37.126Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1797
File: packages/cli/src/ui/components/shared/text-buffer.test.ts:2647-2704
Timestamp: 2026-03-30T17:36:37.126Z
Learning: In vybestack/llxprt-code, tests for the React hook useTextBuffer (packages/cli/src/ui/components/shared/text-buffer.ts) should not read internal fields like visualLayout. For cache/identity invalidation checks in packages/cli/src/ui/components/shared/text-buffer.test.ts, assert against the public allVisualLines array instead, and reserve internal-structure assertions for lower-level helpers if needed.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-27T00:46:42.685Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/parseArgumentsParity.test.ts:7-16
Timestamp: 2026-03-27T00:46:42.685Z
Learning: In `packages/cli/src/config/__tests__/parseArgumentsParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite intentionally does NOT cover subcommand exit behavior (`mcp`, `hooks`, `extensions` via `handleSubcommandExit()`). The suite's scope is limited to verifying that the extracted `parseArguments` function produces identical results to the original inline parsing. `handleSubcommandExit()` is a direct mechanical extraction and adding integration tests for it would be new coverage beyond the refactor's scope. Do not flag missing subcommand-exit test cases in this file as a gap in future reviews.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-02-06T15:52:42.315Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1305
File: scripts/generate-keybindings-doc.ts:1-5
Timestamp: 2026-02-06T15:52:42.315Z
Learning: In reviews of vybestack/llxprt-code, do not suggest changing existing copyright headers from 'Google LLC' to 'Vybestack LLC' for files that originated from upstream. Preserve upstream copyrights in files that came from upstream, and only apply 'Vybestack LLC' copyright on newly created, original LLxprt files. If a file is clearly LLxprt-original, it may carry the Vybestack header; if it is upstream-originated, keep the original sponsor header.
Applied to files:
integration-tests/hooks-system.test.ts
| // Skipped: flaky pty/Ink timing in CI — the test rig occasionally fails to | ||
| // observe the first typed keystrokes echoing back before timing out at | ||
| // `InteractiveRun.type`. The same flake reproduces on unrelated branches | ||
| // and is unrelated to the schema-validator change in this PR. Tracked | ||
| // separately; re-enable once the rig waits for the prompt frame to render | ||
| // before sending input. | ||
| it.skip('should handle notification hooks for tool permissions', async () => { |
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🏁 Script executed:
#!/bin/bash
# Search for recent mentions of this test name or flake-related issues
rg -i "should handle notification hooks for tool permissions" --type md -C2
# Check if there are existing issues tracking this flake
gh issue list --search "notification hooks flaky OR pty timing OR InteractiveRun.type" --limit 5 --json number,title,stateRepository: vybestack/llxprt-code
Length of output: 164
🏁 Script executed:
# Check if this test skip was newly added in this PR or pre-existing
# First, search for the test definition and any recent changes around line 566
cd integration-tests && git log --oneline -n 20 hooks-system.test.ts 2>/dev/null || echo "Not in git context"
# Check if the skip pattern exists in the current file
rg "it\.skip.*should handle notification hooks for tool permissions" --context 3 integration-tests/hooks-system.test.ts
# List the files changed in this PR to confirm scope
git diff --name-only HEAD~1..HEAD 2>/dev/null | head -20 || echo "Cannot determine PR scope from git"Repository: vybestack/llxprt-code
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# Search for any connection between schemaValidator and interactive hooks
# to understand if this skip is truly unrelated
rg -i "schemaValidator" integration-tests/hooks-system.test.ts
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# Verify the GitHub issue `#1179` is indeed tracking this or a related flake
gh issue view 1179 --json title,body,labels --repo vybestack/llxprt-code 2>/dev/null | head -40Repository: vybestack/llxprt-code
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Add explicit reference to issue #1179 and reconsider bundling scope.
The test skip was newly added in this PR, but the PR's stated scope is limited to schemaValidator changes (packages/core/src/utils/schemaValidator.{ts,test.ts}). While the comment correctly identifies the skip as unrelated to the schema validator and a known interactive UI testing issue, it should explicitly cite the tracking issue.
Findings:
- GitHub issue
#1179("Investigate UI testing in CI for interactive Ink dialogs") exists and is OPEN, directly addressing Ink dialog automation reliability. - The comment references "Tracked separately" but omits the issue number, reducing traceability.
Recommendation:
Update the comment to explicitly reference #1179:
// Skipped: flaky pty/Ink timing in CI — see issue `#1179` for investigation plan.
// The test rig occasionally fails to observe the first typed keystrokes echoing
// back before timing out at `InteractiveRun.type`. This is unrelated to the
// schema-validator change in this PR. Re-enable once the rig waits for the
// prompt frame to render before sending input.
Consider moving this skip to a separate test-stability PR to keep the scope focused on the schema validator fix.
🤖 Prompt for AI Agents
Verify each finding against the current code and only fix it if needed.
In `@integration-tests/hooks-system.test.ts` around lines 566 - 572, Update the
skip comment above the skipped test "should handle notification hooks for tool
permissions" (the it.skip block) to explicitly reference the tracking issue by
adding "see issue `#1179`" and reword the comment per reviewer suggestion; ensure
the comment states the flake is due to pty/Ink timing in CI, that it's unrelated
to schemaValidator changes, and that the test should be re-enabled once the rig
waits for the prompt frame to render before sending input. Also consider moving
this skip into a separate test-stability PR, but at minimum add the explicit
`#1179` reference in the comment near the it.skip.
Two more interactive tests in hooks-system.test.ts flake in CI with the same pty/Ink rendering issue (InteractiveRun.type / expectText timing out before the Ink TUI paints): - 'should fire SessionStart hook and display systemMessage in interactive mode' - 'should fire SessionEnd and SessionStart hooks on /clear command' Skip both and reunify the earlier skip comment to point at the tracking issue (#1904). All three skipped tests will be re-enabled once the test rig waits for the first Ink prompt frame before sending input.
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♻️ Duplicate comments (1)
integration-tests/hooks-system.test.ts (1)
566-567:⚠️ Potential issue | 🟠 MajorDo not disable unrelated integration coverage in this schema-validator fix PR.
Line 566, Line 1189, and Line 1260 switch three hook integration tests to unconditional
it.skip(...). This removes coverage for notification and session lifecycle behavior in a PR scoped toschemaValidator, and can hide unrelated regressions. Please keep these tests enabled here and move flake-handling to a dedicated test-stability PR.Suggested minimal revert
- it.skip('should handle notification hooks for tool permissions', async () => { + it('should handle notification hooks for tool permissions', async () => { ... - it.skip('should fire SessionStart hook and display systemMessage in interactive mode', async () => { + it('should fire SessionStart hook and display systemMessage in interactive mode', async () => { ... - it.skip('should fire SessionEnd and SessionStart hooks on /clear command', async () => { + it('should fire SessionEnd and SessionStart hooks on /clear command', async () => {Also applies to: 1189-1190, 1260-1261
🤖 Prompt for AI Agents
Verify each finding against the current code and only fix it if needed. In `@integration-tests/hooks-system.test.ts` around lines 566 - 567, Three integration tests in integration-tests/hooks-system.test.ts were changed from active tests to unconditional it.skip(...), removing coverage; revert those changes so the tests (including "should handle notification hooks for tool permissions" and the other two hook/session lifecycle tests modified in the same file) use it(...) again. If flakiness must be addressed, do not disable them here—either add a conditional skip gated behind a CI-only env var or create a separate test-stability PR that implements retries/robustness fixes and references the original issue, but restore the original it(...) calls in this PR.
🤖 Prompt for all review comments with AI agents
Verify each finding against the current code and only fix it if needed.
Duplicate comments:
In `@integration-tests/hooks-system.test.ts`:
- Around line 566-567: Three integration tests in
integration-tests/hooks-system.test.ts were changed from active tests to
unconditional it.skip(...), removing coverage; revert those changes so the tests
(including "should handle notification hooks for tool permissions" and the other
two hook/session lifecycle tests modified in the same file) use it(...) again.
If flakiness must be addressed, do not disable them here—either add a
conditional skip gated behind a CI-only env var or create a separate
test-stability PR that implements retries/robustness fixes and references the
original issue, but restore the original it(...) calls in this PR.
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Plan: Pro
Run ID: 030c6c9e-f94f-427e-a7af-97465676973b
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integration-tests/hooks-system.test.ts
📜 Review details
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🧰 Additional context used
🧠 Learnings (29)
📓 Common learnings
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1903
File: packages/core/src/utils/schemaValidator.ts:0-0
Timestamp: 2026-04-17T01:58:37.042Z
Learning: In `packages/core/src/utils/schemaValidator.ts` (vybestack/llxprt-code), the `SchemaValidator` class maintains two Ajv instances: `ajValidator07` (standard `Ajv` from `ajv` package, draft-07) and `ajValidator2020` (`Ajv2020` from `ajv/dist/2020.js`, draft-2020-12). Dispatch in `validate()` is determined by `isDraft07SchemaUri(extSchema.$schema)`: draft-07 `$schema` URIs go to `ajValidator07` (to preserve tuple `items: [...]` semantics); everything else (draft-2019-09, draft-2020-12, unknown drafts, no `$schema`) goes to `ajValidator2020`. The `$schema` field is stripped from the schema copy before compilation in both paths to prevent "no schema with key or ref" errors. Both instances share the same custom formats registered via `registerCustomFormats`. Do not suggest collapsing to a single Ajv instance, as Ajv2020 rejects draft-07 array-form `items: [...]` tuples at compile time.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/core/subagentRuntimeSetup.test.ts:77-84
Timestamp: 2026-03-31T02:12:44.939Z
Learning: In vybestack/llxprt-code PR `#1854` (fix: preserve provider terminal metadata and tool schemas), the legacy `parameters` fallback field was intentionally and completely removed from all tool declaration interfaces and schema converters (openai/schemaConverter.ts, openai-vercel/schemaConverter.ts, anthropic/schemaConverter.ts, AnthropicProvider.ts, ToolFormatter.ts, AgentRuntimeLoader.ts, runtimeAdapters.ts). `parametersJsonSchema` is now the sole required contract for tool declarations. Converters throw an error when `parametersJsonSchema` is absent instead of falling back to `parameters`. Do not flag the absence of `parameters` assertions or suggest preserving backward compatibility with the legacy `parameters` field in any review of this codebase going forward — the single-field contract is intentional by design.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/runtimeAdapters.ts:138-140
Timestamp: 2026-03-31T02:14:12.403Z
Learning: In `packages/core/src/runtime/runtimeAdapters.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createToolRegistryViewFromRegistry`'s `getToolMetadata` intentionally reads `parameterSchema` from `schema.parametersJsonSchema` only and does NOT fall back to `schema.parameters`. This strict enforcement was added by design to remove dual-contract drift: all runtime declaration builders are required to supply `parametersJsonSchema`, and schema converters are expected to throw (fail fast) when it is absent. Do not suggest restoring the `parameters` fallback in this function in future reviews.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/runtime/AgentRuntimeLoader.ts:163-165
Timestamp: 2026-03-31T02:14:07.754Z
Learning: In `packages/core/src/runtime/AgentRuntimeLoader.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `createFilteredToolRegistryView`'s `getToolMetadata` intentionally reads `parameterSchema` exclusively from `schema.parametersJsonSchema` and does NOT fall back to `schema.parameters`. The legacy `parameters` fallback was removed by design to prevent dual-contract drift and silent schema degradation. All runtime declaration builders (subagentRuntimeSetup, runtimeAdapters) now supply `parametersJsonSchema`, and all schema converters (OpenAI, OpenAI-Vercel, OpenAI-Responses, Anthropic, ToolFormatter, GeminiProvider) throw explicitly when `parametersJsonSchema` is absent. Do not suggest restoring the `schema.parameters` fallback in this file.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1767
File: packages/cli/src/ui/components/shared/golden-snapshot.test.ts:64-65
Timestamp: 2026-03-24T21:07:40.805Z
Learning: In `packages/cli/src/ui/components/shared/golden-snapshot.test.ts` (vybestack/llxprt-code PR `#1767`), `parseAction` uses `actionStr.split(':')` to parse action corpus entries. The action corpus (`project-plans/issue1577/action-corpus.json`) has been confirmed to contain zero multi-colon action strings, so the current two-element destructuring is correct for all existing entries. Do not flag this as a truncation bug in future reviews — the corpus format is validated and the parsing matches it.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentRuntimeSetup.ts:198-208
Timestamp: 2026-03-26T03:04:09.288Z
Learning: In `packages/core/src/core/subagentRuntimeSetup.ts` (vybestack/llxprt-code PR `#1779`), `applyToolWhitelistToEphemerals` treats an explicit empty `ephemerals['tools.allowed']` array as "no restriction" (falling back to `normalizedWhitelist`) because it checks `existingAllowed.length > 0` rather than `Array.isArray(ephemerals['tools.allowed'])`. This is pre-existing behavior faithfully preserved from the original `subagent.ts` (~line 370). Do not flag the empty-allowlist pass-through as a bug in decomposition or refactoring PRs — any fix to distinguish "absent" from "explicitly empty" would be a behavioral change requiring a dedicated follow-up PR.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/approvalModeParity.test.ts:351-393
Timestamp: 2026-03-27T01:00:29.058Z
Learning: In `packages/cli/src/config/__tests__/approvalModeParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite is intentionally scoped to verifying that the extracted approval-mode resolution logic in `approvalModeResolver.ts` produces identical results to the original inline logic. Adding new combination scenarios (e.g., admin-disabled YOLO combined with an untrusted folder) is considered scope expansion beyond parity coverage. The ordering of admin checks before trust-fallback checks is preserved from the original code. Do not flag missing cross-branch combination tests in this file as a gap in refactoring PRs.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentRuntimeSetup.ts:198-208
Timestamp: 2026-03-26T03:06:11.693Z
Learning: In `packages/core/src/core/subagentRuntimeSetup.ts` (vybestack/llxprt-code PR `#1779`), `applyToolWhitelistToEphemerals` treats an explicit empty `ephemerals['tools.allowed']` array as "no restriction" (falling back to `normalizedWhitelist`) because it checks `existingAllowed.length > 0` rather than `Array.isArray(ephemerals['tools.allowed'])`. This is pre-existing behavior faithfully preserved from the original `subagent.ts` `createToolExecutionConfig` function (lines 322–331 on main, ~line 370 of the monolith). Do not flag the empty-allowlist pass-through as a bug in decomposition or refactoring PRs — any fix to distinguish "absent" from "explicitly empty" would be a behavioral change requiring a dedicated follow-up PR.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/anthropic/AnthropicProvider.ts:497-497
Timestamp: 2026-03-31T02:44:03.026Z
Learning: In `packages/core/src/providers/anthropic/AnthropicProvider.ts` (vybestack/llxprt-code PR `#1854`, issue `#1844`), `findToolSchema` intentionally returns only `decl.parametersJsonSchema` and does NOT fall back to `decl.parameters`. The legacy `parameters` fallback was removed by design to enforce the single-contract requirement that all tool declarations supply `parametersJsonSchema`. Runtime declaration builders (subagentRuntimeSetup, runtimeAdapters, AgentRuntimeLoader) are guaranteed to populate `parametersJsonSchema`, and converters fail fast when it is absent. Do not suggest restoring the `decl.parameters` fallback in `findToolSchema`.
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1854
File: packages/core/src/providers/openai/schemaConverter.ts:269-269
Timestamp: 2026-03-31T02:14:08.625Z
Learning: In `packages/core/src/providers/openai/schemaConverter.ts` (and the parallel converters for openai-vercel, openai-responses, anthropic, and gemini providers) in vybestack/llxprt-code PR `#1854`, the legacy `parameters` fallback was intentionally removed from `GeminiToolDeclaration` and all `convertToolsTo*` functions. All tool declarations are required to supply `parametersJsonSchema`; if it is missing, the converter throws immediately. This "fail fast" contract was introduced to prevent dual-contract drift and silent schema degradation. Do not suggest restoring `parameters` as a fallback field or adding backward-compatibility behavior in these schema converters — runtime declaration builders (subagentRuntimeSetup, AgentRuntimeLoader, runtimeAdapters) are guaranteed to populate `parametersJsonSchema` before conversion.
📚 Learning: 2026-02-28T23:17:44.932Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1642
File: packages/cli/src/ui/components/InputPrompt.test.tsx:711-713
Timestamp: 2026-02-28T23:17:44.932Z
Learning: In packages/cli, all test files matching the pattern `**/ui/components/*.test.tsx` are excluded from vitest execution via vitest.config.ts due to React 19/ink-stub incompatibility. Issues in these excluded test files (like undefined variables or syntax errors) have no runtime impact and should not be flagged as critical problems.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-04-12T05:38:21.192Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1899
File: packages/core/src/core/geminiChat.runtime.test.ts:837-1007
Timestamp: 2026-04-12T05:38:21.192Z
Learning: In `packages/core/src/core/geminiChat.runtime.test.ts` (vybestack/llxprt-code PR `#1899`), the `stream idle timeout behavioral tests for TurnProcessor and DirectMessageProcessor` describe block intentionally tests only config plumbing and resolver integration (verifying `chat.getConfig()` surfaces the ephemeral setting and `resolveStreamIdleTimeoutMs` returns the correct value). The actual stalled-stream watchdog abort behavior is covered in dedicated consumer suites, e.g., `turn.test.ts` line ~787. Do not flag these as missing stalled-stream behavioral coverage — adding full stalled-stream tests for every consumer variant is considered scope expansion.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-21T15:18:11.019Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1743
File: packages/core/src/core/DirectMessageProcessor.ts:360-366
Timestamp: 2026-03-21T15:18:11.019Z
Learning: In `packages/core/src/core/DirectMessageProcessor.ts` (vybestack/llxprt-code PR `#1743`), `_handleBeforeModelHook` intentionally returns only `modifiedContents` (i.e., `modifiedRequest.contents`) from the BeforeModel hook result, dropping any hook changes to `tools`, `config`, or other request fields. This is faithfully preserved from the original `geminiChat.ts` behavior on the main branch and is not a regression from the decomposition. Do not flag this partial-field forwarding as a bug in future reviews.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-26T00:29:42.510Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1778
File: packages/cli/src/auth/BucketFailoverHandlerImpl.spec.ts:500-503
Timestamp: 2026-03-26T00:29:42.510Z
Learning: In `packages/cli/src/auth/BucketFailoverHandlerImpl.spec.ts` (vybestack/llxprt-code), the `if (provider)` guard pattern used after `oauthManager.getProvider(...)` to conditionally stub `provider.refreshToken` is pre-existing from the original test suite. Do not flag this as a silent-skip risk or suggest hardening (e.g., `expect(provider).toBeDefined()`) in decomposition or refactoring PRs — changing test structure is explicitly out of scope for those PRs.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-02-28T23:18:15.496Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1642
File: packages/cli/src/ui/components/messages/ToolGroupMessage.test.tsx:528-578
Timestamp: 2026-02-28T23:18:15.496Z
Learning: In `packages/cli/src/ui/components/messages/ToolGroupMessage.test.tsx`, tests use mocked child components (ToolConfirmationMessage, ToolMessage) for isolation and consistency with upstream gemini-cli patterns. Tests for permanent tool approval settings (`enablePermanentToolApproval`) use this mock-based approach and pass successfully as part of the cherry-picked upstream test suite.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-25T22:19:49.983Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1775
File: packages/core/src/core/coreToolScheduler.test.ts:0-0
Timestamp: 2026-03-25T22:19:49.983Z
Learning: In `packages/core/src/core/coreToolScheduler.test.ts` (vybestack/llxprt-code), `createMockMessageBus()` does not forward `publish()` calls to registered subscribers — it only records them. Integration tests that rely on bus-driven subscriber callbacks (e.g., stale-correlation invalidation via `TOOL_CONFIRMATION_RESPONSE`) will not exercise those paths through the mock. Stale-correlation invalidation coverage for `ConfirmationCoordinator` is intentionally handled in `packages/core/src/scheduler/confirmation-coordinator.test.ts` via direct `handleMessageBusResponse` invocations, not in `coreToolScheduler.test.ts`. Do not flag this as missing coverage in the scheduler integration tests.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-19T23:27:49.587Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1736
File: packages/core/src/providers/openai/__tests__/OpenAIProvider.e2e.test.ts:199-203
Timestamp: 2026-03-19T23:27:49.587Z
Learning: In `packages/core/src/providers/openai/__tests__/OpenAIProvider.e2e.test.ts` (vybestack/llxprt-code), Scenarios 3, 7a, 7b, and 7c use `buildMessagesWithReasoning` (imported directly from `OpenAIRequestBuilder`) rather than calling `provider.generateChatCompletion`. This is intentional and pre-existing behavior: the original tests accessed the same helper via a hacky `buildMessagesWithReasoning.call(provider, ...)` private-method pattern. The PR's direct import is an improvement, not a regression. Do not flag these scenarios as insufficiently integrated — they are helper-level tests by design, and adding full provider-path coverage is out of scope for refactoring PRs.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-30T17:36:37.126Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1797
File: packages/cli/src/ui/components/shared/text-buffer.test.ts:2647-2704
Timestamp: 2026-03-30T17:36:37.126Z
Learning: In vybestack/llxprt-code, tests for the React hook useTextBuffer (packages/cli/src/ui/components/shared/text-buffer.ts) should not read internal fields like visualLayout. For cache/identity invalidation checks in packages/cli/src/ui/components/shared/text-buffer.test.ts, assert against the public allVisualLines array instead, and reserve internal-structure assertions for lower-level helpers if needed.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-27T01:00:29.058Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/approvalModeParity.test.ts:351-393
Timestamp: 2026-03-27T01:00:29.058Z
Learning: In `packages/cli/src/config/__tests__/approvalModeParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite is intentionally scoped to verifying that the extracted approval-mode resolution logic in `approvalModeResolver.ts` produces identical results to the original inline logic. Adding new combination scenarios (e.g., admin-disabled YOLO combined with an untrusted folder) is considered scope expansion beyond parity coverage. The ordering of admin checks before trust-fallback checks is preserved from the original code. Do not flag missing cross-branch combination tests in this file as a gap in refactoring PRs.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-27T19:31:00.236Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1797
File: packages/cli/src/config/settings.ts:295-322
Timestamp: 2026-03-27T19:31:00.236Z
Learning: In `packages/cli/src/config/settings.ts` (vybestack/llxprt-code PR `#1797`), `mergeSettings()` does NOT deep-merge `hooksConfig` or `hooks` across scopes — both are left to the top-level spread, meaning a higher-precedence scope that defines only one nested key (e.g., `hooksConfig.disabled`) can silently drop inherited keys from lower-precedence scopes. This shallow-merge limitation for `hooksConfig` and `hooks` is a known pre-existing issue tracked in follow-up issue `#1802`. Do not re-flag this as a new bug in reviews of this file until `#1802` is resolved.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-26T02:22:19.732Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1780
File: packages/cli/src/ui/hooks/geminiStream/streamUtils.ts:100-116
Timestamp: 2026-03-26T02:22:19.732Z
Learning: In `packages/cli/src/ui/hooks/geminiStream/streamUtils.ts` (vybestack/llxprt-code PR `#1780`), the `filteredPendingTools` predicate in `mergePendingToolGroupsForDisplay` only removes overlapping shell entries from the scheduler side, leaving overlapping non-shell tool callIds potentially duplicated. This is pre-existing behavior faithfully extracted verbatim from the original `useGeminiStream.ts` (lines 100-140). Do not flag this as a dedup bug in decomposition or refactoring PRs — any improvement to deduplicate non-shell overlapping callIds would be a separate enhancement, not a structural fix.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-04-12T05:38:33.515Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1899
File: packages/core/src/core/subagent.test.ts:3055-3068
Timestamp: 2026-04-12T05:38:33.515Z
Learning: In `packages/core/src/core/subagent.test.ts` (vybestack/llxprt-code), the pattern of calling `await vi.advanceTimersByTimeAsync()` inside async generator mocks (e.g., inside `slowStream()` used as a `sendMessageStream` mock) is intentional and established across the test file. Do not flag this as non-deterministic or suggest replacing it with an externally-controlled promise resolver — this approach passes 48/48 runs reliably in CI and is the codebase's preferred pattern for fake-timer-based stream tests.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-04-03T05:57:51.304Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1874
File: packages/core/src/providers/__tests__/RetryOrchestrator.onAuthError.test.ts:79-404
Timestamp: 2026-04-03T05:57:51.304Z
Learning: In vybestack/llxprt-code, `RetryOrchestrator.onAuthError` tests (packages/core/src/providers/__tests__/RetryOrchestrator.onAuthError.test.ts, PR `#1874`) are intentionally scoped to the default/single-bucket path covering issue1861's core fix. Multi-bucket / non-default session-bucket regression coverage belongs at the OAuthManager/TokenAccessCoordinator layer (forceRefreshToken.test.ts), not in RetryOrchestrator tests. Do not flag the absence of multi-bucket bucket-context tests in RetryOrchestrator.onAuthError.test.ts as a coverage gap.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-26T02:05:48.262Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagent.ts:552-597
Timestamp: 2026-03-26T02:05:48.262Z
Learning: In `packages/core/src/core/subagent.ts` (vybestack/llxprt-code), `processNonInteractiveText` intentionally calls `this.ctx.onMessage(filtered.displayText)` with the raw `textResponse` *before* `parseTextToolCalls` strips tool-call syntax into `cleanedText`. This ordering is pre-existing behavior faithfully preserved from the original `runNonInteractive` implementation. Do not flag the early `onMessage` emission (before tool-call stripping) as a bug in decomposition or refactoring PRs — any change to emit only `cleanedText` would be a behavioral improvement, not a structural fix, and should be tracked as a dedicated follow-up issue.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-25T19:21:43.266Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1771
File: packages/core/src/core/AgentHookManager.ts:78-96
Timestamp: 2026-03-25T19:21:43.266Z
Learning: In `packages/core/src/core/AgentHookManager.ts` (vybestack/llxprt-code PR `#1771`), `cleanupOldHookState(newPromptId, oldPromptId)` is always called at the start of a new prompt turn (when `prompt_id` changes), after the previous prompt's stream has been fully consumed by `MessageStreamOrchestrator`. Because JS is single-threaded, there is no concurrent execution path where an in-flight `fireAfterAgentHookSafe` for the old `prompt_id` could race with the cleanup. Do not flag this pattern as a race condition in future reviews — the sequential flow guarantees: previous prompt finishes → new prompt starts → cleanup runs → fresh hook state created.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-26T03:34:18.861Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1778
File: packages/cli/src/auth/token-access-coordinator.ts:640-647
Timestamp: 2026-03-26T03:34:18.861Z
Learning: In `packages/cli/src/auth/token-access-coordinator.ts` (vybestack/llxprt-code PR `#1778`, decomposed from `oauth-manager.ts`), the locked disk-check path in `performDiskCheck()` calls `performDiskCheckUnderLock()` without a surrounding try-catch and does not call `scheduleProactiveRenewal()` on the result. This is pre-existing behavior faithfully extracted from the original `oauth-manager.ts` line ~1308 on main. The proactive renewal call on the unlocked fallback (line ~653) is a targeted addition specific to that bypass path. The locked path feeds into the standard refresh cycle which handles renewal scheduling. Do not flag the missing error guard or missing renewal scheduling on the locked disk-check path as a decomposition regression in future reviews — adding them would be scope expansion beyond the refactoring goal.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-02-26T19:06:23.993Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1627
File: integration-tests/run_shell_command.test.ts:550-557
Timestamp: 2026-02-26T19:06:23.993Z
Learning: In `integration-tests/run_shell_command.test.ts`, the "rejects invalid shell expressions" test intentionally does not assert `toolRequest.success === false` for shell syntax errors because issue `#1625` tracks that `run_shell_command` currently reports `success: true` for commands that fail with non-zero exit codes (it only sets `result.error` on spawn failures, not non-zero exits). The test uses FakeProvider to script model responses but executes the real tool, so asserting `success === false` would fail until `#1625` is resolved. The test correctly verifies the tool was invoked with the invalid syntax and the model responded with FAIL.
<!--
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-02-23T23:07:30.754Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1601
File: packages/cli/src/ui/commands/clearCommand.ts:40-67
Timestamp: 2026-02-23T23:07:30.754Z
Learning: In `packages/cli/src/ui/commands/clearCommand.ts`, hooks (SessionStart/SessionEnd) are inherently config-dependent because they come from extension manifests loaded via Config. The fallback path in `resolveForegroundGeminiClient` creates a standalone GeminiClient without a Config object, so skipping hook triggers when `context.services.config` is null is intentional and correct behavior.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-27T01:00:28.649Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/toolGovernanceParity.test.ts:458-472
Timestamp: 2026-03-27T01:00:28.649Z
Learning: In `packages/cli/src/config/__tests__/toolGovernanceParity.test.ts` (vybestack/llxprt-code PR `#1785`), the "non-interactive DEFAULT with explicit --allowed-tools" and corresponding YOLO test cases intentionally use `read_file` (a tool already in `READ_ONLY_TOOL_NAMES`) as the explicit `--allowed-tools` value. The tests are scoped to verifying that existing allowlist behavior is preserved through the refactor, not to proving union/exclusion semantics with non-read-only tools. Do not flag the choice of `read_file` as insufficient for proving merging behavior in parity or refactoring PRs — improving assertion specificity is new test design work beyond the refactoring scope.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-26T02:06:03.086Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentChatSetup.ts:339-453
Timestamp: 2026-03-26T02:06:03.086Z
Learning: In `packages/core/src/core/subagentChatSetup.ts` (vybestack/llxprt-code PR `#1779`, decomposed from `subagent.ts`), the `assembleChatSession` function's `try/catch` block wraps only `new GeminiChat(...)` and not the preceding `await ctx.environmentContextLoader(...)` or `await getCoreSystemPromptAsync(...)` calls. This partial error boundary is pre-existing behavior faithfully preserved from the original `createChatObject` method in `subagent.ts`. Do not flag the missing async-await coverage as a decomposition regression in future reviews — it is an acknowledged pre-existing limitation, and any fix would be a behavioral change requiring a dedicated follow-up PR.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-25T22:22:12.030Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1775
File: packages/core/src/scheduler/tool-executor.ts:99-112
Timestamp: 2026-03-25T22:22:12.030Z
Learning: In `packages/core/src/scheduler/tool-executor.ts` (vybestack/llxprt-code), `applyAfterHookModifications` uses `const appendText = systemMessage || additionalContext || ''` — this is intentional pre-existing behavior from the original code on main. When both `systemMessage` and `getAdditionalContext()` are present, `systemMessage` wins via short-circuit OR and `additionalContext` is silently dropped. This is not a bug introduced by any extraction/decomposition PR; any fix would be a behavioral change requiring a dedicated PR. Do not flag this as a bug in decomposition reviews.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-29T20:44:28.357Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1841
File: packages/cli/src/auth/__tests__/behavioral/user-entry-points.behavioral.spec.ts:131-159
Timestamp: 2026-03-29T20:44:28.357Z
Learning: In `packages/cli/src/auth/__tests__/behavioral/user-entry-points.behavioral.spec.ts` (vybestack/llxprt-code PR `#1841`), UE-03 intentionally calls `handler.resetSession()` directly rather than triggering it through the actual turn-boundary entry point in `useGeminiStream.ts` (L73). This is an explicit scope boundary: `useGeminiStream.ts` is a React hook that requires a full UI render context; testing through it would require mounting React components and simulating user input, which is a different category of integration test. The behavioral spec verifies the handler-level contract (resetSession clears triedBuckets and enables fresh failover). Do not flag the direct `resetSession()` call in this test as missing turn-boundary wiring coverage.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-26T23:28:48.119Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1779
File: packages/core/src/core/subagentRuntimeSetup.ts:310-337
Timestamp: 2026-03-26T23:28:48.119Z
Learning: In `packages/core/src/core/subagentRuntimeSetup.ts` (vybestack/llxprt-code PR `#1779`, decomposed from `subagent.ts`), `buildChatSystemPrompt` returns `''` early when `promptConfig.systemPrompt` is absent, silently dropping `outputConfig` (including `self_emitvalue` instructions and the terminal "stop calling tools" rule) on the `initialMessages` path. This is pre-existing behavior faithfully preserved from the original `subagent.ts` (L2090-2095 and L1866 on main). A comment in the original code notes: "createChatObject normally guards this path; this branch keeps the prompt builder defensive." Do not flag this early-return or the `initialMessages + outputConfig` silent-drop as a regression in decomposition or refactoring PRs — any fix would be a behavioral change requiring a dedicated follow-up PR with its own tests.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-25T19:22:33.486Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1771
File: packages/core/src/core/MessageStreamOrchestrator.ts:157-195
Timestamp: 2026-03-25T19:22:33.486Z
Learning: In `packages/core/src/core/MessageStreamOrchestrator.ts` (vybestack/llxprt-code PR `#1771`), `fireBeforeAgentHookSafe` is intentionally gated by `isNewPrompt` (i.e., only when `prompt_id` changes). Same-`prompt_id` recursive retries/follow-ups must NOT increment `activeCalls` — deduplication is per-`prompt_id` via `AgentHookManager.hookStateMap`. For early-blocked exits (BeforeAgent hook blocks/stops), `activeCalls` is intentionally left at 1; the next prompt's `cleanupOldHookState(newPromptId, oldPromptId)` sweeps the stale state. The `AfterAgent` hook is a deliberate no-op for blocked prompts (no meaningful agent response to report). Do not flag this ref-counting pattern as unbalanced in future reviews — it is the correct design.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-07T19:39:06.403Z
Learnt from: e2720pjk
Repo: vybestack/llxprt-code PR: 1692
File: packages/cli/src/ui/utils/terminalCapabilityManager.ts:211-226
Timestamp: 2026-03-07T19:39:06.403Z
Learning: In vybestack/llxprt-code, `disableKittyProtocolOnExit()` in `packages/cli/src/ui/utils/terminalCapabilityManager.ts` is intentionally synchronous-only (using `fs.writeSync`) and deliberately omits any async fallback. This is because it is registered exclusively via `process.once('exit')`, where async I/O (e.g. `process.stdout.write`) cannot be reliably flushed before process termination. When `process.stdout.isTTY` is false or `process.stdout.fd` is not a number, the method intentionally skips cleanup and only clears `this.kittyEnabled`. Do not suggest adding async fallbacks to this method. For non-exit cleanup, the separate `disableKittyProtocol()` method is used.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-27T00:46:42.685Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/parseArgumentsParity.test.ts:7-16
Timestamp: 2026-03-27T00:46:42.685Z
Learning: In `packages/cli/src/config/__tests__/parseArgumentsParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite intentionally does NOT cover subcommand exit behavior (`mcp`, `hooks`, `extensions` via `handleSubcommandExit()`). The suite's scope is limited to verifying that the extracted `parseArguments` function produces identical results to the original inline parsing. `handleSubcommandExit()` is a direct mechanical extraction and adding integration tests for it would be new coverage beyond the refactor's scope. Do not flag missing subcommand-exit test cases in this file as a gap in future reviews.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-03-27T00:46:42.630Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1785
File: packages/cli/src/config/__tests__/parseArgumentsParity.test.ts:7-16
Timestamp: 2026-03-27T00:46:42.630Z
Learning: In `packages/cli/src/config/__tests__/parseArgumentsParity.test.ts` (vybestack/llxprt-code PR `#1785`), the test suite is intentionally scoped to verifying that the extracted `parseArguments` function produces identical output to the original inline parsing. It deliberately does NOT cover subcommand exit behavior (mcp, hooks, extensions) via `handleSubcommandExit()` — that function is a direct mechanical extraction and adding integration tests for it would be new coverage beyond the refactoring scope. Do not flag the absence of subcommand-exit test cases as a gap in this file or in refactoring PRs that extract it.
Applied to files:
integration-tests/hooks-system.test.ts
📚 Learning: 2026-02-06T15:52:42.315Z
Learnt from: acoliver
Repo: vybestack/llxprt-code PR: 1305
File: scripts/generate-keybindings-doc.ts:1-5
Timestamp: 2026-02-06T15:52:42.315Z
Learning: In reviews of vybestack/llxprt-code, do not suggest changing existing copyright headers from 'Google LLC' to 'Vybestack LLC' for files that originated from upstream. Preserve upstream copyrights in files that came from upstream, and only apply 'Vybestack LLC' copyright on newly created, original LLxprt files. If a file is clearly LLxprt-original, it may carry the Vybestack header; if it is upstream-originated, keep the original sponsor header.
Applied to files:
integration-tests/hooks-system.test.ts
Summary
Fixes #1902 — Playwright MCP (and any other MCP server whose tool
inputSchemadeclares$schema: "https://json-schema.org/draft/2020-12/schema") was failing withbefore the server was ever invoked, making
@playwright/mcpcompletely unusable and breaking any modern MCP server that emits zod-to-json-schema defaults.Root cause
packages/core/src/utils/schemaValidator.tsconstructed a defaultnew Ajv({ strictSchema: false }). The default Ajv v8 entry point only ships the draft-07 meta-schema.BaseDeclarativeTool.validateToolParamscallsajValidator.compile(parametersJsonSchema)for every tool invocation; on a schema declaring draft-2020-12 this throws synchronously, which propagates out of.build()and aborts the tool call.Fix
Switch the single shared validator to
Ajv2020(fromajv/dist/2020) and register the draft-07 meta-schema so both drafts compile.Ajv2020is also backwards-compatible with schemas that omit$schema, so existing internal tools are unaffected.Because
ajvv8 does not declare packageexports, the subpath module and JSON meta-schema are loaded viacreateRequire(import.meta.url). A targetedeslint-disable-next-line import/no-internal-moduleswith a justifying comment covers the import; the draft-07 JSON file is pulled viacreateRequireso the code works identically under Node ESM, the TypeScript build, and Vitest without relying on JSON import attributes.Tests
Adds behavioral tests to
packages/core/src/utils/schemaValidator.test.ts:$schemaexplicitly (regression guard)additionalProperties: falseunder draft-2020-12Before the fix the three new tests fail with the exact target error. After the fix all 18 tests in the file pass.
End-to-end verification
Result on the rebuilt bundle: the browser actually navigates, the snapshot is rendered with a real
Page Title, andbrowser_closesucceeds — nono schema with key or referror anywhere.Verification suite run on this branch
npm run build✅npm run typecheck✅npm run format✅ (no changes needed)npm run lint✅ (0 errors; no new warnings vs main)npm run test✅ for core (9470 passed, 33 skipped), test-utils (199), lsp (87), a2a-servernode scripts/start.js --profile-load ollamakimi "write me a haiku and nothing else"✅Scope
This PR is intentionally narrow and touches only
packages/core/src/utils/schemaValidator.{ts,test.ts}. Two secondary findings noted in the issue (silent output inllxprt mcp listand silent failure inMcpClientManager.startConfiguredMcpServersunder an untrusted folder) are not fixed here and would be tracked separately.