perf(compiler): speed up bootstrap time for isolatedModules:true (#2055)

Initializing `LanguageService` with fetching only `.d.ts` files

Author: ahnpnl

e2e/__external-repos__/custom-typings/package.json

@@ -5,9 +5,9 @@
     "test": "jest"
   },
   "devDependencies": {
-    "@types/jest": "^26.0.14",
-    "@types/jquery": "^3.5.2",
-    "jest": "^26.5.2",
+    "@types/jest": "^26.0.15",
+    "@types/jquery": "^3.5.3",
+    "jest": "^26.6.0",
     "jquery": "^3.5.1",
     "typescript": "^4.0.3"
   },

e2e/__external-repos__/custom-typings/yarn.lock

@@ -0,0 +1,2 @@
+node_modules
+*.log

e2e/__external-repos__/memory-usage/.gitignore

@@ -0,0 +1,9 @@
+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'node',
+  globals: {
+    'ts-jest': {
+      tsconfig: "tsconfig.spec.json"
+    }
+  }
+};

e2e/__external-repos__/memory-usage/jest.config.js

@@ -0,0 +1,40 @@
+{
+  "name": "memory-usage",
+  "private": true,
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "jest --no-cache --runInBand --logHeapUsage ./test"
+  },
+  "volta": {
+    "node": "12.18.3"
+  },
+  "wantedDependencies": {
+    "@nestjs/common": "latest",
+    "@nestjs/core": "latest",
+    "@nestjs/platform-express": "latest",
+    "@nestjs/testing": "latest",
+    "@types/jest": "latest",
+    "@types/lodash": "latest",
+    "jest": "latest",
+    "lodash": "latest",
+    "reflect-metadata": "latest",
+    "rxjs": "latest",
+    "typescript": "latest",
+    "weak-napi": "latest"
+  },
+  "devDependencies": {
+    "@nestjs/common": "^7.4.4",
+    "@nestjs/core": "^7.4.4",
+    "@nestjs/platform-express": "^7.4.4",
+    "@nestjs/testing": "^7.4.4",
+    "@types/jest": "^26.0.15",
+    "@types/lodash": "^4.14.162",
+    "jest": "^26.6.0",
+    "lodash": "^4.17.20",
+    "reflect-metadata": "^0.1.13",
+    "rxjs": "^6.6.3",
+    "typescript": "^4.0.3",
+    "weak-napi": "^2.0.2"
+  }
+}

e2e/__external-repos__/memory-usage/package.json

@@ -0,0 +1,4 @@
+import { Module } from "@nestjs/common";
+
+@Module({})
+export class AppModule {}

e2e/__external-repos__/memory-usage/src/app.module.ts

@@ -0,0 +1,11 @@
+import { range } from "lodash";
+
+describe("test1", () => {
+  afterAll(() => {
+    global.gc();
+  })
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/force-gc/test1.spec.ts

@@ -0,0 +1,11 @@
+import { range } from "lodash";
+
+describe("test10", () => {
+  afterAll(() => {
+    global.gc();
+  })
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/force-gc/test10.spec.ts

@@ -0,0 +1,11 @@
+import { range } from "lodash";
+
+describe("test11", () => {
+  afterAll(() => {
+    global.gc();
+  })
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/force-gc/test11.spec.ts

@@ -0,0 +1,11 @@
+import { range } from "lodash";
+
+describe("test12", () => {
+  afterAll(() => {
+    global.gc();
+  })
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/force-gc/test12.spec.ts

@@ -0,0 +1,11 @@
+import { range } from "lodash";
+
+describe("test2", () => {
+  afterAll(() => {
+    global.gc();
+  })
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/force-gc/test2.spec.ts

@@ -0,0 +1,11 @@
+import { range } from "lodash";
+
+describe("test3", () => {
+  afterAll(() => {
+    global.gc();
+  })
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/force-gc/test3.spec.ts

@@ -0,0 +1,11 @@
+import { range } from "lodash";
+
+describe("test4", () => {
+  afterAll(() => {
+    global.gc();
+  })
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/force-gc/test4.spec.ts

@@ -0,0 +1,11 @@
+import { range } from "lodash";
+
+describe("test5", () => {
+  afterAll(() => {
+    global.gc();
+  })
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/force-gc/test5.spec.ts

@@ -0,0 +1,11 @@
+import { range } from "lodash";
+
+describe("test6", () => {
+  afterAll(() => {
+    global.gc();
+  })
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/force-gc/test6.spec.ts

@@ -0,0 +1,11 @@
+import { range } from "lodash";
+
+describe("test7", () => {
+  afterAll(() => {
+    global.gc();
+  })
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/force-gc/test7.spec.ts

@@ -0,0 +1,11 @@
+import { range } from "lodash";
+
+describe("test8", () => {
+  afterAll(() => {
+    global.gc();
+  })
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/force-gc/test8.spec.ts

@@ -0,0 +1,11 @@
+import { range } from "lodash";
+
+describe("test9", () => {
+  afterAll(() => {
+    global.gc();
+  })
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/force-gc/test9.spec.ts

@@ -0,0 +1,25 @@
+import { NestExpressApplication } from "@nestjs/platform-express";
+import { Test } from "@nestjs/testing";
+import { range } from "lodash";
+import { AppModule } from "../../src/app.module";
+
+describe("test1", () => {
+  let app: NestExpressApplication;
+
+  beforeAll(async () => {
+    const testingModule = await Test.createTestingModule({
+      imports: [AppModule],
+    }).compile();
+
+    const app = testingModule.createNestApplication<NestExpressApplication>();
+    await app.init();
+  });
+
+  afterAll(async () => {
+    await app.close();
+  });
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/with-nest/test1.spec.ts

@@ -0,0 +1,25 @@
+import { NestExpressApplication } from "@nestjs/platform-express";
+import { Test } from "@nestjs/testing";
+import { range } from "lodash";
+import { AppModule } from "../../src/app.module";
+
+describe("test10", () => {
+  let app: NestExpressApplication;
+
+  beforeAll(async () => {
+    const testingModule = await Test.createTestingModule({
+      imports: [AppModule],
+    }).compile();
+
+    const app = testingModule.createNestApplication<NestExpressApplication>();
+    await app.init();
+  });
+
+  afterAll(async () => {
+    await app.close();
+  });
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/with-nest/test10.spec.ts

@@ -0,0 +1,25 @@
+import { NestExpressApplication } from "@nestjs/platform-express";
+import { Test } from "@nestjs/testing";
+import { range } from "lodash";
+import { AppModule } from "../../src/app.module";
+
+describe("test11", () => {
+  let app: NestExpressApplication;
+
+  beforeAll(async () => {
+    const testingModule = await Test.createTestingModule({
+      imports: [AppModule],
+    }).compile();
+
+    const app = testingModule.createNestApplication<NestExpressApplication>();
+    await app.init();
+  });
+
+  afterAll(async () => {
+    await app.close();
+  });
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/with-nest/test11.spec.ts

@@ -0,0 +1,25 @@
+import { NestExpressApplication } from "@nestjs/platform-express";
+import { Test } from "@nestjs/testing";
+import { range } from "lodash";
+import { AppModule } from "../../src/app.module";
+
+describe("test12", () => {
+  let app: NestExpressApplication;
+
+  beforeAll(async () => {
+    const testingModule = await Test.createTestingModule({
+      imports: [AppModule],
+    }).compile();
+
+    const app = testingModule.createNestApplication<NestExpressApplication>();
+    await app.init();
+  });
+
+  afterAll(async () => {
+    await app.close();
+  });
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/with-nest/test12.spec.ts

@@ -0,0 +1,25 @@
+import { NestExpressApplication } from "@nestjs/platform-express";
+import { Test } from "@nestjs/testing";
+import { range } from "lodash";
+import { AppModule } from "../../src/app.module";
+
+describe("test2", () => {
+  let app: NestExpressApplication;
+
+  beforeAll(async () => {
+    const testingModule = await Test.createTestingModule({
+      imports: [AppModule],
+    }).compile();
+
+    const app = testingModule.createNestApplication<NestExpressApplication>();
+    await app.init();
+  });
+
+  afterAll(async () => {
+    await app.close();
+  });
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/with-nest/test2.spec.ts

@@ -0,0 +1,25 @@
+import { NestExpressApplication } from "@nestjs/platform-express";
+import { Test } from "@nestjs/testing";
+import { range } from "lodash";
+import { AppModule } from "../../src/app.module";
+
+describe("test3", () => {
+  let app: NestExpressApplication;
+
+  beforeAll(async () => {
+    const testingModule = await Test.createTestingModule({
+      imports: [AppModule],
+    }).compile();
+
+    const app = testingModule.createNestApplication<NestExpressApplication>();
+    await app.init();
+  });
+
+  afterAll(async () => {
+    await app.close();
+  });
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});

e2e/__external-repos__/memory-usage/test/with-nest/test3.spec.ts

@@ -0,0 +1,25 @@
+import { NestExpressApplication } from "@nestjs/platform-express";
+import { Test } from "@nestjs/testing";
+import { range } from "lodash";
+import { AppModule } from "../../src/app.module";
+
+describe("test4", () => {
+  let app: NestExpressApplication;
+
+  beforeAll(async () => {
+    const testingModule = await Test.createTestingModule({
+      imports: [AppModule],
+    }).compile();
+
+    const app = testingModule.createNestApplication<NestExpressApplication>();
+    await app.init();
+  });
+
+  afterAll(async () => {
+    await app.close();
+  });
+
+  test.each(range(0, 100))("%i", () => {
+    expect(true).toBe(true);
+  });
+});