💪 Remove s from file names

To follow naming conventions with deno-denops-std.

Author: lambdalisue

errors.ts renamed to error.ts

@@ -5,7 +5,7 @@ import {
   assertMatch,
 } from "@std/assert";
 
-import { BatchError } from "./errors.ts";
+import { BatchError } from "./error.ts";
 
 Deno.test("BatchError", async (t) => {
   await t.step(".constructor()", async (t) => {
@@ -30,7 +30,7 @@ Deno.test("BatchError", async (t) => {
     await t.step("returns an error stack trace", () => {
       const actual = new BatchError("foo", ["bar", 1, true]);
       assert(actual.stack);
-      assertMatch(actual.stack, /\bat .*errors_test\.ts:\d+:\d+\n/);
+      assertMatch(actual.stack, /\bat .*error_test\.ts:\d+:\d+\n/);
     });
   });
   await t.step(".results getter", async (t) => {

errors_test.ts renamed to error_test.ts

@@ -23,5 +23,5 @@
  * @module
  */
 
-export * from "./errors.ts";
-export type * from "./types.ts";
+export * from "./error.ts";
+export type * from "./type.ts";