Add create environment button to requirements.txt and `pyproject.to…

…ml` files

package.json

@@ -18,6 +18,7 @@
     },
     "publisher": "ms-python",
     "enabledApiProposals": [
+        "contribEditorContentMenu",
         "quickPickSortByLabel",
         "envShellEvent",
         "testObserver"
@@ -1688,6 +1689,18 @@
                     "when": "!virtualWorkspace && shellExecutionSupported"
                 }
             ],
+            "editor/content": [
+                {
+                    "group": "Python",
+                    "command": "python.createEnvironment",
+                    "when": "resourceLangId == pip-requirements && !virtualWorkspace && shellExecutionSupported"
+                },
+                {
+                    "group": "Python",
+                    "command": "python.createEnvironment",
+                    "when": "resourceFilename == pyproject.toml && pipInstallableToml && !virtualWorkspace && shellExecutionSupported"
+                }
+            ],
             "editor/context": [
                 {
                     "command": "python.execInTerminal",

package.nls.json

@@ -1,7 +1,7 @@
 {
     "python.command.python.sortImports.title": "Sort Imports",
     "python.command.python.startREPL.title": "Start REPL",
-    "python.command.python.createEnvironment.title": "Create Environment",
+    "python.command.python.createEnvironment.title": "Create Environment...",
     "python.command.python.createNewFile.title": "New Python File",
     "python.command.python.createTerminal.title": "Create Terminal",
     "python.command.python.execInTerminal.title": "Run Python File in Terminal",

src/client/common/vscodeApis/workspaceApis.ts

@@ -4,7 +4,10 @@
 import {
     CancellationToken,
     ConfigurationScope,
+    Disposable,
     GlobPattern,
+    TextDocument,
+    TextDocumentChangeEvent,
     Uri,
     workspace,
     WorkspaceConfiguration,
@@ -41,3 +44,15 @@ export function findFiles(
 ): Thenable<Uri[]> {
     return workspace.findFiles(include, exclude, maxResults, token);
 }
+
+export function getOpenTextDocuments(): readonly TextDocument[] {
+    return workspace.textDocuments;
+}
+
+export function onDidOpenTextDocument(handler: (doc: TextDocument) => void): Disposable {
+    return workspace.onDidOpenTextDocument(handler);
+}
+
+export function onDidChangeTextDocument(handler: (e: TextDocumentChangeEvent) => void): Disposable {
+    return workspace.onDidChangeTextDocument(handler);
+}

src/client/extensionActivation.ts

@@ -62,6 +62,7 @@ import { WorkspaceService } from './common/application/workspace';
 import { DynamicPythonDebugConfigurationService } from './debugger/extension/configuration/dynamicdebugConfigurationService';
 import { registerCreateEnvironmentFeatures } from './pythonEnvironments/creation/createEnvApi';
 import { IInterpreterQuickPick } from './interpreter/configuration/types';
+import { registerPyProjectTomlCreateEnvFeatures } from './pythonEnvironments/creation/pyprojectTomlCreateEnv';
 
 export async function activateComponents(
     // `ext` is passed to any extra activation funcs.
@@ -105,6 +106,7 @@ export function activateFeatures(ext: ExtensionState, _components: Components):
     );
     const pathUtils = ext.legacyIOC.serviceContainer.get<IPathUtils>(IPathUtils);
     registerCreateEnvironmentFeatures(ext.disposables, interpreterQuickPick, interpreterPathService, pathUtils);
+    registerPyProjectTomlCreateEnvFeatures(ext.disposables);
 }
 
 /// //////////////////////////

src/client/pythonEnvironments/creation/provider/venvUtils.ts

@@ -101,6 +101,11 @@ async function pickRequirementsFiles(files: string[], token?: CancellationToken)
     return undefined;
 }
 
+export function isPipInstallableToml(tomlContent: string): boolean {
+    const toml = tomlParse(tomlContent);
+    return tomlHasBuildSystem(toml);
+}
+
 export interface IPackageInstallSelection {
     installType: 'toml' | 'requirements' | 'none';
     installItem?: string;

src/client/pythonEnvironments/creation/pyprojectTomlCreateEnv.ts

@@ -0,0 +1,41 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+import { TextDocument, TextDocumentChangeEvent } from 'vscode';
+import { IDisposableRegistry } from '../../common/types';
+import { executeCommand } from '../../common/vscodeApis/commandApis';
+import {
+    onDidOpenTextDocument,
+    onDidChangeTextDocument,
+    getOpenTextDocuments,
+} from '../../common/vscodeApis/workspaceApis';
+import { isPipInstallableToml } from './provider/venvUtils';
+
+async function setPyProjectTomlContextKey(doc: TextDocument): Promise<void> {
+    if (isPipInstallableToml(doc.getText())) {
+        await executeCommand('setContext', 'pipInstallableToml', true);
+    } else {
+        await executeCommand('setContext', 'pipInstallableToml', false);
+    }
+}
+
+export function registerPyProjectTomlCreateEnvFeatures(disposables: IDisposableRegistry): void {
+    disposables.push(
+        onDidOpenTextDocument(async (doc: TextDocument) => {
+            if (doc.fileName.endsWith('pyproject.toml')) {
+                await setPyProjectTomlContextKey(doc);
+            }
+        }),
+        onDidChangeTextDocument(async (e: TextDocumentChangeEvent) => {
+            if (e.document.fileName.endsWith('pyproject.toml')) {
+                await setPyProjectTomlContextKey(e.document);
+            }
+        }),
+    );
+
+    getOpenTextDocuments().forEach(async (doc: TextDocument) => {
+        if (doc.fileName.endsWith('pyproject.toml')) {
+            await setPyProjectTomlContextKey(doc);
+        }
+    });
+}

src/test/pythonEnvironments/creation/pyprojectTomlCreateEnv.unit.test.ts

@@ -0,0 +1,216 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+/* eslint-disable @typescript-eslint/no-explicit-any */
+
+import * as chaiAsPromised from 'chai-as-promised';
+import * as sinon from 'sinon';
+import * as typemoq from 'typemoq';
+import { assert, use as chaiUse } from 'chai';
+import { TextDocument, TextDocumentChangeEvent } from 'vscode';
+import * as cmdApis from '../../../client/common/vscodeApis/commandApis';
+import * as workspaceApis from '../../../client/common/vscodeApis/workspaceApis';
+import { IDisposableRegistry } from '../../../client/common/types';
+import { registerPyProjectTomlCreateEnvFeatures } from '../../../client/pythonEnvironments/creation/pyprojectTomlCreateEnv';
+
+chaiUse(chaiAsPromised);
+
+class FakeDisposable {
+    public dispose() {
+        // Do nothing
+    }
+}
+
+function getInstallableToml(): typemoq.IMock<TextDocument> {
+    const pyprojectTomlPath = 'pyproject.toml';
+    const pyprojectToml = typemoq.Mock.ofType<TextDocument>();
+    pyprojectToml.setup((p) => p.fileName).returns(() => pyprojectTomlPath);
+    pyprojectToml
+        .setup((p) => p.getText(typemoq.It.isAny()))
+        .returns(
+            () =>
+                '[project]\nname = "spam"\nversion = "2020.0.0"\n[build-system]\nrequires = ["setuptools ~= 58.0", "cython ~= 0.29.0"]\n[project.optional-dependencies]\ntest = ["pytest"]\ndoc = ["sphinx", "furo"]',
+        );
+    return pyprojectToml;
+}
+
+function getNonInstallableToml(): typemoq.IMock<TextDocument> {
+    const pyprojectTomlPath = 'pyproject.toml';
+    const pyprojectToml = typemoq.Mock.ofType<TextDocument>();
+    pyprojectToml.setup((p) => p.fileName).returns(() => pyprojectTomlPath);
+    pyprojectToml
+        .setup((p) => p.getText(typemoq.It.isAny()))
+        .returns(() => '[project]\nname = "spam"\nversion = "2020.0.0"\n');
+    return pyprojectToml;
+}
+
+function getSomeFile(): typemoq.IMock<TextDocument> {
+    const someFilePath = 'something.py';
+    const someFile = typemoq.Mock.ofType<TextDocument>();
+    someFile.setup((p) => p.fileName).returns(() => someFilePath);
+    someFile.setup((p) => p.getText(typemoq.It.isAny())).returns(() => 'print("Hello World")');
+    return someFile;
+}
+
+suite('PyProject.toml Create Env Features', () => {
+    let executeCommandStub: sinon.SinonStub;
+    const disposables: IDisposableRegistry = [];
+    let getOpenTextDocumentsStub: sinon.SinonStub;
+    let onDidOpenTextDocumentStub: sinon.SinonStub;
+    let onDidChangeTextDocumentStub: sinon.SinonStub;
+
+    setup(() => {
+        executeCommandStub = sinon.stub(cmdApis, 'executeCommand');
+        getOpenTextDocumentsStub = sinon.stub(workspaceApis, 'getOpenTextDocuments');
+        onDidOpenTextDocumentStub = sinon.stub(workspaceApis, 'onDidOpenTextDocument');
+        onDidChangeTextDocumentStub = sinon.stub(workspaceApis, 'onDidChangeTextDocument');
+
+        onDidOpenTextDocumentStub.returns(new FakeDisposable());
+        onDidChangeTextDocumentStub.returns(new FakeDisposable());
+    });
+
+    teardown(() => {
+        sinon.restore();
+        disposables.forEach((d) => d.dispose());
+    });
+
+    test('Installable pyproject.toml is already open in the editor on extension activate', async () => {
+        const pyprojectToml = getInstallableToml();
+        getOpenTextDocumentsStub.returns([pyprojectToml.object]);
+
+        registerPyProjectTomlCreateEnvFeatures(disposables);
+
+        assert.ok(executeCommandStub.calledOnceWithExactly('setContext', 'pipInstallableToml', true));
+    });
+
+    test('Non installable pyproject.toml is already open in the editor on extension activate', async () => {
+        const pyprojectToml = getNonInstallableToml();
+        getOpenTextDocumentsStub.returns([pyprojectToml.object]);
+
+        registerPyProjectTomlCreateEnvFeatures(disposables);
+
+        assert.ok(executeCommandStub.calledOnceWithExactly('setContext', 'pipInstallableToml', false));
+    });
+
+    test('Some random file open in the editor on extension activate', async () => {
+        const someFile = getSomeFile();
+        getOpenTextDocumentsStub.returns([someFile.object]);
+
+        registerPyProjectTomlCreateEnvFeatures(disposables);
+
+        assert.ok(executeCommandStub.notCalled);
+    });
+
+    test('Installable pyproject.toml is opened in the editor', async () => {
+        getOpenTextDocumentsStub.returns([]);
+
+        let handler: (doc: TextDocument) => void = () => {
+            /* do nothing */
+        };
+        onDidOpenTextDocumentStub.callsFake((callback) => {
+            handler = callback;
+            return new FakeDisposable();
+        });
+
+        const pyprojectToml = getInstallableToml();
+
+        registerPyProjectTomlCreateEnvFeatures(disposables);
+        handler(pyprojectToml.object);
+
+        assert.ok(executeCommandStub.calledOnceWithExactly('setContext', 'pipInstallableToml', true));
+    });
+
+    test('Non Installable pyproject.toml is opened in the editor', async () => {
+        getOpenTextDocumentsStub.returns([]);
+
+        let handler: (doc: TextDocument) => void = () => {
+            /* do nothing */
+        };
+        onDidOpenTextDocumentStub.callsFake((callback) => {
+            handler = callback;
+            return new FakeDisposable();
+        });
+
+        const pyprojectToml = getNonInstallableToml();
+
+        registerPyProjectTomlCreateEnvFeatures(disposables);
+        handler(pyprojectToml.object);
+
+        assert.ok(executeCommandStub.calledOnceWithExactly('setContext', 'pipInstallableToml', false));
+    });
+
+    test('Some random file is opened in the editor', async () => {
+        getOpenTextDocumentsStub.returns([]);
+
+        let handler: (doc: TextDocument) => void = () => {
+            /* do nothing */
+        };
+        onDidOpenTextDocumentStub.callsFake((callback) => {
+            handler = callback;
+            return new FakeDisposable();
+        });
+
+        const someFile = getSomeFile();
+
+        registerPyProjectTomlCreateEnvFeatures(disposables);
+        handler(someFile.object);
+
+        assert.ok(executeCommandStub.notCalled);
+    });
+
+    test('Installable pyproject.toml is changed', async () => {
+        getOpenTextDocumentsStub.returns([]);
+
+        let handler: (d: TextDocumentChangeEvent) => void = () => {
+            /* do nothing */
+        };
+        onDidChangeTextDocumentStub.callsFake((callback) => {
+            handler = callback;
+            return new FakeDisposable();
+        });
+
+        const pyprojectToml = getInstallableToml();
+
+        registerPyProjectTomlCreateEnvFeatures(disposables);
+        handler({ contentChanges: [], document: pyprojectToml.object, reason: undefined });
+
+        assert.ok(executeCommandStub.calledOnceWithExactly('setContext', 'pipInstallableToml', true));
+    });
+
+    test('Non Installable pyproject.toml is changed', async () => {
+        getOpenTextDocumentsStub.returns([]);
+
+        let handler: (d: TextDocumentChangeEvent) => void = () => {
+            /* do nothing */
+        };
+        onDidChangeTextDocumentStub.callsFake((callback) => {
+            handler = callback;
+            return new FakeDisposable();
+        });
+
+        const pyprojectToml = getNonInstallableToml();
+
+        registerPyProjectTomlCreateEnvFeatures(disposables);
+        handler({ contentChanges: [], document: pyprojectToml.object, reason: undefined });
+
+        assert.ok(executeCommandStub.calledOnceWithExactly('setContext', 'pipInstallableToml', false));
+    });
+
+    test('Some random file is changed', async () => {
+        getOpenTextDocumentsStub.returns([]);
+
+        let handler: (d: TextDocumentChangeEvent) => void = () => {
+            /* do nothing */
+        };
+        onDidChangeTextDocumentStub.callsFake((callback) => {
+            handler = callback;
+            return new FakeDisposable();
+        });
+
+        const someFile = getSomeFile();
+
+        registerPyProjectTomlCreateEnvFeatures(disposables);
+        handler({ contentChanges: [], document: someFile.object, reason: undefined });
+
+        assert.ok(executeCommandStub.notCalled);
+    });
+});