perf(source-build): remove p-map dependency

packages/monorepo-utils/package.json

@@ -30,8 +30,7 @@
     "@types/js-yaml": "^4.0.6",
     "fast-glob": "^3.3.1",
     "js-yaml": "^4.1.0",
-    "json5": "^2.2.3",
-    "p-map": "^4.0.0"
+    "json5": "^2.2.3"
   },
   "devDependencies": {
     "@types/node": "16.x",

packages/monorepo-utils/src/common/pnpm.ts

@@ -2,7 +2,6 @@ import path from 'path';
 import { fse } from '@rsbuild/shared';
 import { load } from 'js-yaml';
 import glob, { type Options as GlobOptions } from 'fast-glob';
-import pMap from 'p-map';
 import { Project } from '../project/project';
 import { PNPM_WORKSPACE_FILE, PACKAGE_JSON } from '../constants';
 import { readPackageJson } from '../utils';
@@ -43,21 +42,18 @@ export const makeFileFinder = (rootPath: string, patterns: string[]) => {
   return async <FileMapperType>(
     fileName: string,
     fileMapper: (filepath: string[]) => Promise<FileMapperType[]>,
-    customGlobOpts: GlobOptions = {},
   ) => {
-    const options = { ...customGlobOpts, ...globOpts };
-
     let result = await glob(
       patterns.map((globPath) => path.posix.join(globPath, fileName)),
-      options,
+      globOpts,
     );
 
     // fast-glob does not respect pattern order, so we re-sort by absolute path
     result = result.sort();
     // POSIX results always need to be normalized
     result = normalize(result);
 
-    return await fileMapper(result);
+    return fileMapper(result);
   };
 };
 
@@ -73,14 +69,11 @@ export const readPnpmProjects = async (
       manifest: pkgJson,
     };
   };
-  const projects = await finder(
-    PACKAGE_JSON,
-    (filePaths) =>
-      pMap(filePaths, mapper, {
-        concurrency: filePaths.length || Infinity,
-      }),
-    {},
+
+  const projects = await finder(PACKAGE_JSON, (filePaths) =>
+    Promise.all(filePaths.map(mapper)),
   );
+
   return projects;
 };
 

packages/monorepo-utils/src/utils.ts

@@ -1,16 +1,11 @@
 import path from 'path';
 import { fse } from '@rsbuild/shared';
 import json5 from 'json5';
-import { PACKAGE_JSON, RUSH_JSON_FILE } from './constants';
+import { RUSH_JSON_FILE } from './constants';
 import type { INodePackageJson, IRushConfig } from './types';
 
 export const readPackageJson = async (pkgJsonFilePath: string) => {
-  const packageJson = readJson<INodePackageJson>(
-    pkgJsonFilePath.includes(PACKAGE_JSON)
-      ? pkgJsonFilePath
-      : path.join(pkgJsonFilePath, PACKAGE_JSON),
-  );
-  return packageJson;
+  return readJson<INodePackageJson>(pkgJsonFilePath);
 };
 
 export const readRushJson = async (rushJsonFilePath: string) => {