move window.title config helper out to extension (for microsoft#20049)

Author: bpasero

extensions/configuration-editing/package.json

@@ -18,7 +18,8 @@
     "watch": "gulp watch-extension:configuration-editing"
   },
   "dependencies": {
-    "jsonc-parser": "^0.3.1"
+    "jsonc-parser": "^0.3.1",
+    "vscode-nls": "^2.0.1"
   },
   "contributes": {
     "jsonValidation": [

extensions/configuration-editing/src/extension.ts

@@ -8,16 +8,22 @@
 import * as vscode from 'vscode';
 import { getLocation, visit } from 'jsonc-parser';
 import * as path from 'path';
+import * as nls from 'vscode-nls';
+
+const localize = nls.loadMessageBundle();
 
 const decoration = vscode.window.createTextEditorDecorationType({
 	color: '#b1b1b1'
 });
 
-export function activate(context) {
+export function activate(context): void {
 
 	//keybindings.json command-suggestions
 	context.subscriptions.push(registerKeybindingsCompletions());
 
+	//settings.json suggestions
+	context.subscriptions.push(registerSettingsCompletions());
+
 	// launch.json decorations
 	context.subscriptions.push(vscode.window.onDidChangeActiveTextEditor(editor => updateLaunchJsonDecorations(editor), null, context.subscriptions));
 	context.subscriptions.push(vscode.workspace.onDidChangeTextDocument(event => {
@@ -38,23 +44,50 @@ function registerKeybindingsCompletions(): vscode.Disposable {
 			if (location.path[1] === 'command') {
 
 				const range = document.getWordRangeAtPosition(position) || new vscode.Range(position, position);
-				return commands.then(ids => ids.map(id => newCompletionItem(id, range)));
+				return commands.then(ids => ids.map(id => newCompletionItem(JSON.stringify(id), range)));
 			}
 		}
 	});
 }
 
-function newCompletionItem(text: string, range: vscode.Range) {
-	const item = new vscode.CompletionItem(JSON.stringify(text));
+function registerSettingsCompletions(): vscode.Disposable {
+	return vscode.languages.registerCompletionItemProvider({ language: 'json', pattern: '**/settings.json' }, {
+
+		provideCompletionItems(document, position, token) {
+			const completions: vscode.CompletionItem[] = [];
+			const location = getLocation(document.getText(), document.offsetAt(position));
+
+			// window.title
+			if (location.path[0] === 'window.title') {
+				const range = document.getWordRangeAtPosition(position) || new vscode.Range(position, position);
+
+				completions.push(newCompletionItem('${activeEditorName}', range, localize('activeEditorName', "e.g. myFile.txt")));
+				completions.push(newCompletionItem('${activeFilePath}', range, localize('activeFilePath', "e.g. /Users/Development/myProject/myFile.txt")));
+				completions.push(newCompletionItem('${rootName}', range, localize('rootName', "e.g. myProject")));
+				completions.push(newCompletionItem('${rootPath}', range, localize('rootPath', "e.g. /Users/Development/myProject")));
+				completions.push(newCompletionItem('${appName}', range, localize('appName', "e.g. VS Code")));
+				completions.push(newCompletionItem('${dirty}', range, localize('dirty', "a dirty indicator if the active editor is dirty")));
+				completions.push(newCompletionItem('${separator}', range, localize('separator', "a conditional separator (' - ') that only shows when surrounded by variables with values")));
+			}
+
+			return Promise.resolve(completions);
+		}
+	});
+}
+
+function newCompletionItem(text: string, range: vscode.Range, description?: string): vscode.CompletionItem {
+	const item = new vscode.CompletionItem(text);
 	item.kind = vscode.CompletionItemKind.Value;
+	item.detail = description;
 	item.textEdit = {
 		range,
 		newText: item.label
 	};
+
 	return item;
 }
 
-function updateLaunchJsonDecorations(editor: vscode.TextEditor | undefined) {
+function updateLaunchJsonDecorations(editor: vscode.TextEditor | undefined): void {
 	if (!editor || path.basename(editor.document.fileName) !== 'launch.json') {
 		return;
 	}
@@ -85,5 +118,4 @@ function updateLaunchJsonDecorations(editor: vscode.TextEditor | undefined) {
 	});
 
 	editor.setDecorations(decoration, ranges);
-}
-
+}

extensions/json/server/src/jsonServerMain.ts

@@ -19,7 +19,6 @@ import Strings = require('./utils/strings');
 import { JSONDocument, JSONSchema, LanguageSettings, getLanguageService } from 'vscode-json-languageservice';
 import { ProjectJSONContribution } from './jsoncontributions/projectJSONContribution';
 import { GlobPatternContribution } from './jsoncontributions/globPatternContribution';
-import { WindowTitleContribution } from './jsoncontributions/windowTitleContribution';
 import { FileAssociationContribution } from './jsoncontributions/fileAssociationContribution';
 import { getLanguageModelCache } from './languageModelCache';
 
@@ -129,7 +128,6 @@ let languageService = getLanguageService({
 	contributions: [
 		new ProjectJSONContribution(),
 		new GlobPatternContribution(),
-		new WindowTitleContribution(),
 		filesAssociationContribution
 	]
 });