build: update to TypeScript 4

Author: alan-agius4

package.json

@@ -219,10 +219,10 @@
     "ts-api-guardian": "0.5.0",
     "ts-node": "^5.0.0",
     "tslib": "^2.0.0",
-    "tslint": "^6.0.0",
+    "tslint": "^6.1.3",
     "tslint-no-circular-imports": "^0.7.0",
     "tslint-sonarts": "1.9.0",
-    "typescript": "3.9.7",
+    "typescript": "4.0.2",
     "verdaccio": "4.8.1",
     "verdaccio-auth-memory": "^9.7.2",
     "webpack": "4.44.1",

packages/angular_devkit/build_angular/package.json

@@ -77,7 +77,7 @@
     "@angular/compiler-cli": ">=10.1.0-next.0 < 11",
     "@angular/localize": ">=10.1.0-next.0 < 11",
     "ng-packagr": "^10.0.0",
-    "typescript": ">=3.9 < 3.10"
+    "typescript": ">=3.9 < 4.1"
   },
   "peerDependenciesMeta": {
     "@angular/localize": {

packages/angular_devkit/build_optimizer/package.json

@@ -12,7 +12,7 @@
     "loader-utils": "2.0.0",
     "source-map": "0.7.3",
     "tslib": "2.0.1",
-    "typescript": "~4.0.0-dev.20200721",
+    "typescript": "4.0.2",
     "webpack-sources": "1.4.3"
   }
 }

packages/ngtools/webpack/package.json

@@ -27,13 +27,13 @@
   },
   "peerDependencies": {
     "@angular/compiler-cli": ">=10.1.0-next.0 < 11",
-    "typescript": ">=3.9 < 3.10",
+    "typescript": ">=3.9 < 4.1",
     "webpack": "^4.0.0"
   },
   "devDependencies": {
     "@angular/compiler": "10.1.0-next.8",
     "@angular/compiler-cli": "10.1.0-next.8",
-    "typescript": "3.9.7",
+    "typescript": "4.0.2",
     "webpack": "4.44.1"
   }
 }

packages/ngtools/webpack/src/transformers/elide_imports_spec.ts

@@ -53,7 +53,7 @@ describe('@ngtools/webpack transformers', () => {
       const { program, compilerHost } = createTypescriptContext(input, additionalFiles);
       const result = transformTypescript(undefined, [transformer(program)], program, compilerHost);
 
-      expect(tags.oneLine`${result}`).toEqual('');
+      expect(tags.oneLine`${result}`).toEqual('export {};');
     });
 
     it('should remove unused aliased imports', () => {
@@ -65,7 +65,7 @@ describe('@ngtools/webpack transformers', () => {
       const { program, compilerHost } = createTypescriptContext(input, additionalFiles);
       const result = transformTypescript(undefined, [transformer(program)], program, compilerHost);
 
-      expect(tags.oneLine`${result}`).toEqual('');
+      expect(tags.oneLine`${result}`).toEqual('export {};');
     });
 
     it('should retain used aliased imports', () => {
@@ -115,7 +115,7 @@ describe('@ngtools/webpack transformers', () => {
       const { program, compilerHost } = createTypescriptContext(input, additionalFiles);
       const result = transformTypescript(undefined, [transformer(program)], program, compilerHost);
 
-      expect(tags.oneLine`${result}`).toEqual('');
+      expect(tags.oneLine`${result}`).toEqual('export {};');
     });
 
     it('should drop unused imports in export specifier', () => {
@@ -127,7 +127,7 @@ describe('@ngtools/webpack transformers', () => {
       const { program, compilerHost } = createTypescriptContext(input, additionalFiles);
       const result = transformTypescript(undefined, [transformer(program)], program, compilerHost);
 
-      expect(tags.oneLine`${result}`).toEqual('');
+      expect(tags.oneLine`${result}`).toEqual('export {};');
     });
 
     it('should retain used imports in export specifier', () => {
@@ -158,7 +158,7 @@ describe('@ngtools/webpack transformers', () => {
       const { program, compilerHost } = createTypescriptContext(input, additionalFiles);
       const result = transformTypescript(undefined, [transformer(program)], program, compilerHost);
 
-      expect(tags.oneLine`${result}`).toEqual('');
+      expect(tags.oneLine`${result}`).toEqual('export {};');
     });
 
     it('should retain used imports in shorthand property assignment', () => {
@@ -189,7 +189,7 @@ describe('@ngtools/webpack transformers', () => {
       const { program, compilerHost } = createTypescriptContext(input, additionalFiles);
       const result = transformTypescript(undefined, [transformer(program)], program, compilerHost);
 
-      expect(tags.oneLine`${result}`).toEqual('');
+      expect(tags.oneLine`${result}`).toEqual('export {};');
     });
 
     it('should retain used default import', () => {

packages/schematics/angular/utility/latest-versions.ts

@@ -11,7 +11,7 @@ export const latestVersions = {
   Angular: '~10.1.0-next.7',
   RxJs: '~6.6.0',
   ZoneJs: '~0.10.2',
-  TypeScript: '~3.9.5',
+  TypeScript: '~4.0.2',
   TsLib: '^2.0.0',
 
   // The versions below must be manually updated when making a new devkit release.

packages/schematics/schematics/blank/project-files/package.json.template

@@ -15,7 +15,7 @@
   "dependencies": {
     "@angular-devkit/core": "^<%= coreVersion %>",
     "@angular-devkit/schematics": "^<%= schematicsVersion %>",
-    "typescript": "~3.9.7"
+    "typescript": "~4.0.2"
   },
   "devDependencies": {
     "@types/node": "^12.11.1",

packages/schematics/schematics/schematic/files/package.json

@@ -15,7 +15,7 @@
   "dependencies": {
     "@angular-devkit/core": "^<%= coreVersion %>",
     "@angular-devkit/schematics": "^<%= schematicsVersion %>",
-    "typescript": "~3.9.7"
+    "typescript": "~4.0.2"
   },
   "devDependencies": {
     "@types/node": "^12.11.1",

yarn.lock

@@ -12154,7 +12154,7 @@ [email protected]:
   dependencies:
     immutable "^3.8.2"
 
-tslint@^6.0.0:
+tslint@^6.1.3:
   version "6.1.3"
   resolved "https://registry.yarnpkg.com/tslint/-/tslint-6.1.3.tgz#5c23b2eccc32487d5523bd3a470e9aa31789d904"
   integrity sha512-IbR4nkT96EQOvKE2PW/djGz8iGNeJ4rF2mBfiYaR/nvUWYKJhLwimoJKgjIFEIDibBtOevj7BqCRL4oHeWWUCg==
@@ -12271,10 +12271,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@3.9.7:
-  version "3.9.7"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.7.tgz#98d600a5ebdc38f40cb277522f12dc800e9e25fa"
-  integrity sha512-BLbiRkiBzAwsjut4x/dsibSTB6yWpwT5qWmC2OfuCg3GgVQCSgMs4vEctYPhsaGtd0AeuuHMkjZ2h2WG8MSzRw==
+typescript@4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.0.2.tgz#7ea7c88777c723c681e33bf7988be5d008d05ac2"
+  integrity sha512-e4ERvRV2wb+rRZ/IQeb3jm2VxBsirQLpQhdxplZ2MEzGvDkkMmPglecnNDfSUBivMjP93vRbngYYDQqQ/78bcQ==
 
 [email protected]:
   version "0.7.21"