code-server/lib/vscode/extensions/npm/src/npmView.ts

301 lines
8.6 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { JSONVisitor, visit } from 'jsonc-parser';
import * as path from 'path';
import {
commands, Event, EventEmitter, ExtensionContext,
Selection, Task,
TaskGroup, tasks, TextDocument, ThemeIcon, TreeDataProvider, TreeItem, TreeItemCollapsibleState, Uri,
window, workspace, WorkspaceFolder
} from 'vscode';
import * as nls from 'vscode-nls';
import {
createTask, getTaskName, isAutoDetectionEnabled, isWorkspaceFolder, NpmTaskDefinition,
startDebugging
} from './tasks';
const localize = nls.loadMessageBundle();
class Folder extends TreeItem {
packages: PackageJSON[] = [];
workspaceFolder: WorkspaceFolder;
constructor(folder: WorkspaceFolder) {
super(folder.name, TreeItemCollapsibleState.Expanded);
this.contextValue = 'folder';
this.resourceUri = folder.uri;
this.workspaceFolder = folder;
this.iconPath = ThemeIcon.Folder;
}
addPackage(packageJson: PackageJSON) {
this.packages.push(packageJson);
}
}
const packageName = 'package.json';
class PackageJSON extends TreeItem {
path: string;
folder: Folder;
scripts: NpmScript[] = [];
static getLabel(_folderName: string, relativePath: string): string {
if (relativePath.length > 0) {
return path.join(relativePath, packageName);
}
return packageName;
}
constructor(folder: Folder, relativePath: string) {
super(PackageJSON.getLabel(folder.label!, relativePath), TreeItemCollapsibleState.Expanded);
this.folder = folder;
this.path = relativePath;
this.contextValue = 'packageJSON';
if (relativePath) {
this.resourceUri = Uri.file(path.join(folder!.resourceUri!.fsPath, relativePath, packageName));
} else {
this.resourceUri = Uri.file(path.join(folder!.resourceUri!.fsPath, packageName));
}
this.iconPath = ThemeIcon.File;
}
addScript(script: NpmScript) {
this.scripts.push(script);
}
}
type ExplorerCommands = 'open' | 'run';
class NpmScript extends TreeItem {
task: Task;
package: PackageJSON;
constructor(_context: ExtensionContext, packageJson: PackageJSON, task: Task) {
super(task.name, TreeItemCollapsibleState.None);
const command: ExplorerCommands = workspace.getConfiguration('npm').get<ExplorerCommands>('scriptExplorerAction') || 'open';
const commandList = {
'open': {
title: 'Edit Script',
command: 'npm.openScript',
arguments: [this]
},
'run': {
title: 'Run Script',
command: 'npm.runScript',
arguments: [this]
}
};
this.contextValue = 'script';
this.package = packageJson;
this.task = task;
this.command = commandList[command];
if (task.group && task.group === TaskGroup.Clean) {
this.iconPath = new ThemeIcon('wrench-subaction');
} else {
this.iconPath = new ThemeIcon('wrench');
}
if (task.detail) {
this.tooltip = task.detail;
}
}
getFolder(): WorkspaceFolder {
return this.package.folder.workspaceFolder;
}
}
class NoScripts extends TreeItem {
constructor(message: string) {
super(message, TreeItemCollapsibleState.None);
this.contextValue = 'noscripts';
}
}
export class NpmScriptsTreeDataProvider implements TreeDataProvider<TreeItem> {
private taskTree: Folder[] | PackageJSON[] | NoScripts[] | null = null;
private extensionContext: ExtensionContext;
private _onDidChangeTreeData: EventEmitter<TreeItem | null> = new EventEmitter<TreeItem | null>();
readonly onDidChangeTreeData: Event<TreeItem | null> = this._onDidChangeTreeData.event;
constructor(context: ExtensionContext) {
const subscriptions = context.subscriptions;
this.extensionContext = context;
subscriptions.push(commands.registerCommand('npm.runScript', this.runScript, this));
subscriptions.push(commands.registerCommand('npm.debugScript', this.debugScript, this));
subscriptions.push(commands.registerCommand('npm.openScript', this.openScript, this));
subscriptions.push(commands.registerCommand('npm.runInstall', this.runInstall, this));
}
private async runScript(script: NpmScript) {
tasks.executeTask(script.task);
}
private async debugScript(script: NpmScript) {
startDebugging(script.task.definition.script, path.dirname(script.package.resourceUri!.fsPath), script.getFolder());
}
private findScript(document: TextDocument, script?: NpmScript): number {
let scriptOffset = 0;
let inScripts = false;
let visitor: JSONVisitor = {
onError() {
return scriptOffset;
},
onObjectEnd() {
if (inScripts) {
inScripts = false;
}
},
onObjectProperty(property: string, offset: number, _length: number) {
if (property === 'scripts') {
inScripts = true;
if (!script) { // select the script section
scriptOffset = offset;
}
}
else if (inScripts && script) {
let label = getTaskName(property, script.task.definition.path);
if (script.task.name === label) {
scriptOffset = offset;
}
}
}
};
visit(document.getText(), visitor);
return scriptOffset;
}
private async runInstall(selection: PackageJSON) {
let uri: Uri | undefined = undefined;
if (selection instanceof PackageJSON) {
uri = selection.resourceUri;
}
if (!uri) {
return;
}
let task = createTask('install', 'install', selection.folder.workspaceFolder, uri, undefined, []);
tasks.executeTask(task);
}
private async openScript(selection: PackageJSON | NpmScript) {
let uri: Uri | undefined = undefined;
if (selection instanceof PackageJSON) {
uri = selection.resourceUri!;
} else if (selection instanceof NpmScript) {
uri = selection.package.resourceUri;
}
if (!uri) {
return;
}
let document: TextDocument = await workspace.openTextDocument(uri);
let offset = this.findScript(document, selection instanceof NpmScript ? selection : undefined);
let position = document.positionAt(offset);
await window.showTextDocument(document, { preserveFocus: true, selection: new Selection(position, position) });
}
public refresh() {
this.taskTree = null;
this._onDidChangeTreeData.fire(null);
}
getTreeItem(element: TreeItem): TreeItem {
return element;
}
getParent(element: TreeItem): TreeItem | null {
if (element instanceof Folder) {
return null;
}
if (element instanceof PackageJSON) {
return element.folder;
}
if (element instanceof NpmScript) {
return element.package;
}
if (element instanceof NoScripts) {
return null;
}
return null;
}
async getChildren(element?: TreeItem): Promise<TreeItem[]> {
if (!this.taskTree) {
let taskItems = await tasks.fetchTasks({ type: 'npm' });
if (taskItems) {
this.taskTree = this.buildTaskTree(taskItems);
if (this.taskTree.length === 0) {
let message = localize('noScripts', 'No scripts found.');
if (!isAutoDetectionEnabled()) {
message = localize('autoDetectIsOff', 'The setting "npm.autoDetect" is "off".');
}
this.taskTree = [new NoScripts(message)];
}
}
}
if (element instanceof Folder) {
return element.packages;
}
if (element instanceof PackageJSON) {
return element.scripts;
}
if (element instanceof NpmScript) {
return [];
}
if (element instanceof NoScripts) {
return [];
}
if (!element) {
if (this.taskTree) {
return this.taskTree;
}
}
return [];
}
private isInstallTask(task: Task): boolean {
let fullName = getTaskName('install', task.definition.path);
return fullName === task.name;
}
private buildTaskTree(tasks: Task[]): Folder[] | PackageJSON[] | NoScripts[] {
let folders: Map<String, Folder> = new Map();
let packages: Map<String, PackageJSON> = new Map();
let folder = null;
let packageJson = null;
tasks.forEach(each => {
if (isWorkspaceFolder(each.scope) && !this.isInstallTask(each)) {
folder = folders.get(each.scope.name);
if (!folder) {
folder = new Folder(each.scope);
folders.set(each.scope.name, folder);
}
let definition: NpmTaskDefinition = <NpmTaskDefinition>each.definition;
let relativePath = definition.path ? definition.path : '';
let fullPath = path.join(each.scope.name, relativePath);
packageJson = packages.get(fullPath);
if (!packageJson) {
packageJson = new PackageJSON(folder, relativePath);
folder.addPackage(packageJson);
packages.set(fullPath, packageJson);
}
let script = new NpmScript(this.extensionContext, packageJson, each);
packageJson.addScript(script);
}
});
if (folders.size === 1) {
return [...packages.values()];
}
return [...folders.values()];
}
}