Make sure API team is aware of changes to contributes too (#294624)

build/lib/compilation.ts

@@ -25,6 +25,9 @@ import * as tsb from './tsb/index.ts';
 import sourcemaps from 'gulp-sourcemaps';
 
 
+import { extractExtensionPointNamesFromFile } from './extractExtensionPoints.ts';
+
+
 // --- gulp-tsb: compile and transpile --------------------------------
 
 const reporter = createReporter();
@@ -351,6 +354,49 @@ export const compileApiProposalNamesTask = task.define('compile-api-proposal-nam
 		.pipe(apiProposalNamesReporter.end(true));
 });
 
+function generateExtensionPointNames() {
+	const collectedNames: string[] = [];
+
+	const input = es.through();
+	const output = input
+		.pipe(es.through(function (file: File) {
+			const contents = file.contents?.toString('utf-8');
+			if (contents && contents.includes('registerExtensionPoint')) {
+				const sourceFile = ts.createSourceFile(file.path, contents, ts.ScriptTarget.Latest, true);
+				collectedNames.push(...extractExtensionPointNamesFromFile(sourceFile));
+			}
+		}, function () {
+			collectedNames.sort();
+			const content = JSON.stringify(collectedNames, undefined, '\t') + '\n';
+			this.emit('data', new File({
+				path: 'vs/workbench/services/extensions/common/extensionPoints.json',
+				contents: Buffer.from(content)
+			}));
+			this.emit('end');
+		}));
+
+	return es.duplex(input, output);
+}
+
+const extensionPointNamesReporter = createReporter('extension-point-names');
+
+export const compileExtensionPointNamesTask = task.define('compile-extension-point-names', () => {
+	return gulp.src('src/vs/workbench/**/*.ts')
+		.pipe(generateExtensionPointNames())
+		.pipe(gulp.dest('src'))
+		.pipe(extensionPointNamesReporter.end(true));
+});
+
+export const watchExtensionPointNamesTask = task.define('watch-extension-point-names', () => {
+	const task = () => gulp.src('src/vs/workbench/**/*.ts')
+		.pipe(generateExtensionPointNames())
+		.pipe(extensionPointNamesReporter.end(true));
+
+	return watch('src/vs/workbench/**/*.ts', { readDelay: 200 })
+		.pipe(util.debounce(task))
+		.pipe(gulp.dest('src'));
+});
+
 export const watchApiProposalNamesTask = task.define('watch-api-proposal-names', () => {
 	const task = () => gulp.src('src/vscode-dts/**')
 		.pipe(generateApiProposalNames())