chore: add interface assertion for readability#581
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Summary of ChangesHello @zchee, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed! This pull request introduces widespread interface assertions across the codebase. The primary goal is to leverage Go's type system more effectively by verifying that concrete types satisfy their corresponding interfaces during compilation. This practice helps catch type-related bugs early, improves code clarity by explicitly stating interface adherence, and simplifies refactoring by immediately highlighting any broken interface contracts. Highlights
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Code Review
The pull request adds interface assertions across the codebase to improve readability and ensure type safety at compile time. This is a good practice. However, several files now contain redundant assertions because the same assertions already existed at the end of those files. These duplicates should be removed to maintain code clarity. Additionally, there is a typo in the pull request title and description ("interfacte" instead of "interface").
| artifacts omap.Map[string, *genai.Part] | ||
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| var _ Service = (*inMemoryService)(nil) |
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This interface assertion is redundant as it already exists at the end of the file (line 290).
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| var _ agent.InvocationContext = (*InvocationContext)(nil) |
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This interface assertion is redundant as it already exists at the end of the file (line 105).
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| var _ session.Session = (*localSession)(nil) |
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This interface assertion is redundant as it already exists at the end of the file (line 191).
| appState map[string]stateMap | ||
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| var _ Service = (*inMemoryService)(nil) |
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This interface assertion is redundant as it already exists at the end of the file (line 462).
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| var _ session.Session = (*localSession)(nil) |
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This interface assertion is redundant as it already exists at the end of the file (line 190).
| session *mcp.ClientSession | ||
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| var _ MCPClient = (*connectionRefresher)(nil) |
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This interface assertion is redundant as it already exists at the end of the file (line 196).
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| _ toolinternal.FunctionTool = (*mcpTool)(nil) | ||
| _ toolinternal.RequestProcessor = (*mcpTool)(nil) | ||
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This block of interface assertions is redundant as it already exists at the end of the file (lines 181-184).
zchee
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/gemini review |
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Code Review
This pull request is a nice code health improvement. It refactors a large number of files to co-locate Go interface assertions with their corresponding type definitions, which greatly improves readability and maintainability. The updates to comments to use Go's doc comment linking are also a welcome change.
I've found a couple of minor issues to address. Also, there's a small typo in the pull request title ("interfacte" should be "interface").
Overall, great work on this large-scale refactoring!
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| var _ agent.Agent = (*mockLLMAgent)(nil) |
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The type mockLLMAgent is intended to be a mock for llminternal.Agent (which is Agent in this package). While it embeds agent.Agent, making this assertion technically correct but redundant, the more crucial interface for this test is Agent from the current package. I suggest asserting against Agent to ensure the mock correctly implements the interface it's designed to mock.
| var _ agent.Agent = (*mockLLMAgent)(nil) | |
| var _ Agent = (*mockLLMAgent)(nil) |
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| // GenerateContent implements llm.Model. | ||
| // Generate implements [model.LLM]. |
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The Generate method is a helper for non-streaming generation and is not part of the model.LLM interface. The GenerateContent method is the one that implements the interface. This comment is misleading and could cause confusion for future developers. I suggest removing it.
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Fixed Gemini reviewed |
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/gemini review |
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Code Review
This pull request introduces a widespread and consistent refactoring to add or relocate interface assertions across the codebase. These changes significantly improve readability and maintainability by ensuring types explicitly declare the interfaces they implement, right after their definition. The updates to documentation comments to use godoc linking are also a great enhancement.
Overall, this is a solid "chore" pull request that improves code quality.
One minor note: there's a typo in the pull request title ("interfacte" should be "interface").
zchee
changed the title
Add interface assertion for readability. Signed-off-by: Koichi Shiraishi <zchee.io@gmail.com>
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/cc @dpasiukevich |
1 participant
Add interface assertion for readability.