Display python debug config ui when editing launch.json (#5016)

For #3321

gulpfile.js

@@ -811,7 +811,6 @@ function getFilesToProcess(fileList) {
 * @param {hygieneOptions} options
 */
 function getFileListToProcess(options) {
-    return [];
     const mode = options ? options.mode : 'all';
     const gulpSrcOptions = { base: '.' };
 

news/1 Enhancements/3321.md

@@ -0,0 +1 @@
+Launch the `Python` debug configuration UI when manually adding entries into the `launch.json` file.

package.json

@@ -2270,6 +2270,7 @@
         "hash.js": "^1.1.7",
         "iconv-lite": "^0.4.21",
         "inversify": "^4.11.1",
+        "jsonc-parser": "^2.0.3",
         "line-by-line": "^0.1.6",
         "lodash": "^4.17.11",
         "md5": "^2.2.1",

package.nls.json

@@ -182,6 +182,8 @@
     "Common.loadingPythonExtension": "Python extension loading...",
     "debug.selectConfigurationTitle": "Select a debug configuration",
     "debug.selectConfigurationPlaceholder": "Debug Configuration",
+    "debug.launchJsonConfigurationsCompletionLabel": "Python",
+    "debug.launchJsonConfigurationsCompletionDescription": "Select Python Launch Configuration",
     "debug.debugFileConfigurationLabel": "Python File",
     "debug.debugFileConfigurationDescription": "Debug Python file",
     "debug.debugModuleConfigurationLabel": "Module",
@@ -229,5 +231,5 @@
     "DataScience.noRowsInDataViewer" : "Fetching data ...",
     "DataScience.pandasTooOldForViewingFormat" : "Python package 'pandas' is version {0}. Version 0.20 or greater is required for viewing data.",
     "DataScience.pandasRequiredForViewing" : "Python package 'pandas' is required for viewing data.",
-    "DataScience.valuesColumn": "values"    
+    "DataScience.valuesColumn": "values"
 }

src/client/activation/types.ts

@@ -17,6 +17,14 @@ export interface IExtensionActivationManager extends IDisposable {
 }
 
 export const IExtensionActivationService = Symbol('IExtensionActivationService');
+/**
+ * Classes implementing this interface will have their `activate` methods
+ * invoked during the actiavtion of the extension.
+ * This is a great hook for extension activation code, i.e. you don't need to modify
+ * the `extension.ts` file to invoke some code when extension gets activated.
+ * @export
+ * @interface IExtensionActivationService
+ */
 export interface IExtensionActivationService {
     activate(resource: Resource): Promise<void>;
 }

src/client/common/application/commands.ts

@@ -3,7 +3,7 @@
 
 'use strict';
 
-import { CancellationToken, Uri } from 'vscode';
+import { CancellationToken, Position, TextDocument, Uri } from 'vscode';
 import { Commands as DSCommands } from '../../datascience/constants';
 import { CommandSource } from '../../unittests/common/constants';
 import { TestFunction, TestsToRun } from '../../unittests/common/types';
@@ -63,6 +63,7 @@ export interface ICommandNameArgumentTypeMapping extends ICommandNameWithoutArgu
     ['setContext']: [string, boolean];
     ['revealLine']: [{ lineNumber: number; at: 'top' | 'center' | 'bottom' }];
     ['python._loadLanguageServerExtension']: {}[];
+    ['python.SelectAndInsertDebugConfiguration']: [TextDocument, Position, CancellationToken];
     [Commands.Build_Workspace_Symbols]: [boolean, CancellationToken];
     [Commands.Sort_Imports]: [undefined, Uri];
     [Commands.Exec_In_Terminal]: [undefined, Uri];

src/client/common/application/languageService.ts

@@ -0,0 +1,16 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+'use strict';
+
+import { injectable } from 'inversify';
+import { CompletionItemProvider, DocumentSelector, languages } from 'vscode';
+import { Disposable } from 'vscode-jsonrpc';
+import { ILanguageService } from './types';
+
+@injectable()
+export class LanguageService implements ILanguageService {
+    public registerCompletionItemProvider(selector: DocumentSelector, provider: CompletionItemProvider, ...triggerCharacters: string[]): Disposable {
+        return languages.registerCompletionItemProvider(selector, provider, ...triggerCharacters);
+    }
+}

src/client/common/application/types.ts

@@ -5,13 +5,15 @@ import {
     Breakpoint,
     BreakpointsChangeEvent,
     CancellationToken,
+    CompletionItemProvider,
     ConfigurationChangeEvent,
     DebugConfiguration,
     DebugConfigurationProvider,
     DebugConsole,
     DebugSession,
     DebugSessionCustomEvent,
     Disposable,
+    DocumentSelector,
     Event,
     FileSystemWatcher,
     GlobPattern,
@@ -904,3 +906,22 @@ export interface ILiveShareTestingApi extends ILiveShareApi {
     startSession(): Promise<void>;
     stopSession(): Promise<void>;
 }
+
+export const ILanguageService = Symbol('ILanguageService');
+export interface ILanguageService {
+    /**
+     * Register a completion provider.
+     *
+     * Multiple providers can be registered for a language. In that case providers are sorted
+     * by their [score](#languages.match) and groups of equal score are sequentially asked for
+     * completion items. The process stops when one or many providers of a group return a
+     * result. A failing provider (rejected promise or exception) will not fail the whole
+     * operation.
+     *
+     * @param selector A selector that defines the documents this provider is applicable to.
+     * @param provider A completion provider.
+     * @param triggerCharacters Trigger completion when the user types one of the characters, like `.` or `:`.
+     * @return A [disposable](#Disposable) that unregisters this provider when being disposed.
+     */
+    registerCompletionItemProvider(selector: DocumentSelector, provider: CompletionItemProvider, ...triggerCharacters: string[]): Disposable;
+}

src/client/common/serviceRegistry.ts

@@ -10,13 +10,15 @@ import { CommandManager } from './application/commandManager';
 import { DebugService } from './application/debugService';
 import { DocumentManager } from './application/documentManager';
 import { Extensions } from './application/extensions';
+import { LanguageService } from './application/languageService';
 import { TerminalManager } from './application/terminalManager';
 import {
     IApplicationEnvironment,
     IApplicationShell,
     ICommandManager,
     IDebugService,
     IDocumentManager,
+    ILanguageService,
     ILiveShareApi,
     ITerminalManager,
     IWorkspaceService
@@ -91,6 +93,7 @@ export function registerTypes(serviceManager: IServiceManager) {
     serviceManager.addSingleton<ITerminalManager>(ITerminalManager, TerminalManager);
     serviceManager.addSingleton<IDebugService>(IDebugService, DebugService);
     serviceManager.addSingleton<IApplicationEnvironment>(IApplicationEnvironment, ApplicationEnvironment);
+    serviceManager.addSingleton<ILanguageService>(ILanguageService, LanguageService);
     serviceManager.addSingleton<IBrowserService>(IBrowserService, BrowserService);
     serviceManager.addSingleton<IHttpClient>(IHttpClient, HttpClient);
     serviceManager.addSingleton<IEditorUtils>(IEditorUtils, EditorUtils);