Switching to new vscode localization api and library. (#18023)

* new loc

* Updating l10n directory

* Adding new xliff files

* updating git ignore

* remove old loc from nls

* removing old loc files

* remove old loc gulp taks

* Updating vscode ignore and package.json

* Reversing some change

* Adding loc to webview
Fixing task
fixing enu xlf file

* simple example for webview localization

* Adding back loc projects

* Fixing loc

* Adding bundle l10n files

* Adding an example for webview translation

* fixing loc tasks

* Fixing new loc strings

* undo change

* Adding missing strings

* Adding more info to loc readme

* Removing format strings from loc

* adding official documentation.

* Adding comment to explain the localization hook

* Adding more docs

* fixing tests

* fixing names

* Trying inline loc

* Adding missing files

* Fixing typos

* FIxing loc

* Delete src/connectionconfig/connectionDialogWebViewController.ts

* fixing doc

Author: aasimkhan30

.vscodeignore

@@ -5,6 +5,7 @@ coverage
 coverage-remapped
 lib
 localization
+! localization/l10n
 out/test
 packages
 samples

gulpfile.js

@@ -8,7 +8,6 @@ const config = require('./tasks/config');
 const concat = require('gulp-concat');
 const minifier = require('gulp-uglify/minifier');
 const uglifyjs = require('uglify-js');
-const nls = require('vscode-nls-dev');
 const argv = require('yargs').argv;
 const min = (argv.min === undefined) ? false : true;
 const prod = (argv.prod === undefined) ? false : true;
@@ -162,23 +161,7 @@ async function generateExtensionBundle() {
 	await ctx.dispose();
 }
 
-function transformExtensionLocalization(patterns) {
-	return gulp.src(patterns)
-		.pipe(nls.rewriteLocalizeCalls())
-		.pipe(nls.createAdditionalLanguageFiles(nls.coreLanguages, config.paths.project.root + '/localization/i18n', undefined, false))
-		.pipe(srcmap.write('.', { includeContent: false, sourceRoot: '../src' }))
-		.pipe(gulp.dest('out/src/'));
-}
-
-gulp.task('ext:bundle-src', gulp.series(generateExtensionBundle, () => transformExtensionLocalization(
-	[
-		'out/src/extension.js',
-		'out/src/languageService/serviceInstallerUtil.js',
-		'out/src/telemetry/telemetryInterfaces.js',
-		'out/src/protocol.js',
-		'out/src/models/interfaces.js'
-	]
-)));
+gulp.task('ext:bundle-src', gulp.series(generateExtensionBundle));
 
 gulp.task('ext:compile-src', (done) => {
 	return gulp.src([
@@ -194,8 +177,6 @@ gulp.task('ext:compile-src', (done) => {
 				process.exit(1);
 			}
 		})
-		.pipe(nls.rewriteLocalizeCalls())
-		.pipe(nls.createAdditionalLanguageFiles(nls.coreLanguages, config.paths.project.root + '/localization/i18n', undefined, false))
 		.pipe(srcmap.write('.', { includeContent: false, sourceRoot: '../src' }))
 		.pipe(gulp.dest('out/src/'));
 });
@@ -207,8 +188,6 @@ return gulp.src([
 		config.paths.project.root + '/typings/**/*.d.ts'])
 		.pipe(srcmap.init())
 		.pipe(tsProject())
-		.pipe(nls.rewriteLocalizeCalls())
-		.pipe(nls.createAdditionalLanguageFiles(nls.coreLanguages, config.paths.project.root + '/localization/i18n', undefined, false))
 		.pipe(srcmap.write('.', { includeContent: false, sourceRoot: '../src' }))
 		.pipe(gulp.dest('out/src/views/htmlcontent'));
 });
@@ -268,11 +247,7 @@ async function generateReactWebviewsBundle() {
 
 // Compile react views
 gulp.task('ext:compile-reactviews',
-	gulp.series(generateReactWebviewsBundle, function transformReactWebviewsLocalization() {
-		return transformExtensionLocalization([
-			'out/react-webviews/assets/*.js',
-		])
-	})
+	gulp.series(generateReactWebviewsBundle)
 );
 
 
@@ -423,9 +398,7 @@ gulp.task('ext:copy-js', () => {
 // Copy the files which aren't used in compilation
 gulp.task('ext:copy', gulp.series('ext:copy-tests', 'ext:copy-js', 'ext:copy-config', 'ext:copy-systemjs-config', 'ext:copy-dependencies', 'ext:copy-html', 'ext:copy-css', 'ext:copy-images'));
 
-gulp.task('ext:localization', gulp.series('ext:localization:generate-eng-package.nls', 'ext:localization:xliff-to-ts', 'ext:localization:xliff-to-json', 'ext:localization:xliff-to-package.nls'));
-
-gulp.task('ext:build', gulp.series('ext:localization', 'ext:copy', 'ext:clean-library-ts-files', 'ext:compile', 'ext:compile-view', 'ext:compile-reactviews')); // removed lint before copy
+gulp.task('ext:build', gulp.series('ext:generate-runtime-localization-files', 'ext:copy', 'ext:clean-library-ts-files', 'ext:compile', 'ext:compile-view', 'ext:compile-reactviews')); // removed lint before copy
 
 gulp.task('ext:test', async () => {
 	let workspace = process.env['WORKSPACE'];