Expose api to get display list of interpreters (#8868)

* Expose api to get display list of interpreters
* Fix imports
* Fix tests

Author: DonJayamanne

src/client/interpreter/configuration/interpreterSelector.ts

@@ -1,14 +1,10 @@
 import { inject, injectable } from 'inversify';
-import { ConfigurationTarget, Disposable, QuickPickItem, QuickPickOptions, Uri } from 'vscode';
+import { ConfigurationTarget, Disposable, QuickPickOptions, Uri } from 'vscode';
 import { IApplicationShell, ICommandManager, IDocumentManager, IWorkspaceService } from '../../common/application/types';
 import { Commands } from '../../common/constants';
-import { IConfigurationService, IPathUtils } from '../../common/types';
+import { IConfigurationService, IPathUtils, Resource } from '../../common/types';
 import { IInterpreterService, IShebangCodeLensProvider, PythonInterpreter, WorkspacePythonPath } from '../contracts';
-import { IInterpreterComparer, IInterpreterSelector, IPythonPathUpdaterServiceManager } from './types';
-
-export interface IInterpreterQuickPickItem extends QuickPickItem {
-    path: string;
-}
+import { IInterpreterComparer, IInterpreterQuickPickItem, IInterpreterSelector, IPythonPathUpdaterServiceManager } from './types';
 
 @injectable()
 export class InterpreterSelector implements IInterpreterSelector {
@@ -34,10 +30,10 @@ export class InterpreterSelector implements IInterpreterSelector {
         this.disposables.push(this.commandManager.registerCommand(Commands.Set_ShebangInterpreter, this.setShebangInterpreter.bind(this)));
     }
 
-    public async getSuggestions(resourceUri?: Uri) {
-        const interpreters = await this.interpreterManager.getInterpreters(resourceUri);
+    public async getSuggestions(resource: Resource) {
+        const interpreters = await this.interpreterManager.getInterpreters(resource);
         interpreters.sort(this.interpreterComparer.compare.bind(this.interpreterComparer));
-        return Promise.all(interpreters.map(item => this.suggestionToQuickPickItem(item, resourceUri)));
+        return Promise.all(interpreters.map(item => this.suggestionToQuickPickItem(item, resource)));
     }
     protected async suggestionToQuickPickItem(suggestion: PythonInterpreter, workspaceUri?: Uri): Promise<IInterpreterQuickPickItem> {
         const detail = this.pathUtils.getDisplayName(suggestion.path, workspaceUri ? workspaceUri.fsPath : undefined);

src/client/interpreter/configuration/types.ts

@@ -1,4 +1,5 @@
-import { ConfigurationTarget, Disposable, Uri } from 'vscode';
+import { ConfigurationTarget, Disposable, QuickPickItem, Uri } from 'vscode';
+import { Resource } from '../../common/types';
 import { PythonInterpreter } from '../contracts';
 
 export interface IPythonPathUpdaterService {
@@ -20,6 +21,11 @@ export interface IPythonPathUpdaterServiceManager {
 export const IInterpreterSelector = Symbol('IInterpreterSelector');
 export interface IInterpreterSelector extends Disposable {
     initialize(): void;
+    getSuggestions(resource: Resource): Promise<IInterpreterQuickPickItem[]>;
+}
+
+export interface IInterpreterQuickPickItem extends QuickPickItem {
+    path: string;
 }
 
 export const IInterpreterComparer = Symbol('IInterpreterComparer');

src/test/configuration/interpreterSelector.unit.test.ts

@@ -10,8 +10,8 @@ import { PathUtils } from '../../client/common/platform/pathUtils';
 import { IFileSystem } from '../../client/common/platform/types';
 import { IConfigurationService, IPythonSettings } from '../../client/common/types';
 import { Architecture } from '../../client/common/utils/platform';
-import { IInterpreterQuickPickItem, InterpreterSelector } from '../../client/interpreter/configuration/interpreterSelector';
-import { IInterpreterComparer, IPythonPathUpdaterServiceManager } from '../../client/interpreter/configuration/types';
+import { InterpreterSelector } from '../../client/interpreter/configuration/interpreterSelector';
+import { IInterpreterComparer, IInterpreterQuickPickItem, IPythonPathUpdaterServiceManager } from '../../client/interpreter/configuration/types';
 import { IInterpreterService, InterpreterType, IShebangCodeLensProvider, PythonInterpreter } from '../../client/interpreter/contracts';
 
 const info: PythonInterpreter = {
@@ -107,7 +107,7 @@ suite('Interpreters - selector', () => {
                 .setup(x => x.getInterpreters(TypeMoq.It.isAny()))
                 .returns(() => new Promise((resolve) => resolve(initial)));
 
-            const actual = await selector.getSuggestions();
+            const actual = await selector.getSuggestions(undefined);
 
             const expected: InterpreterQuickPickItem[] = [
                 new InterpreterQuickPickItem('1', 'c:/path1/path1'),