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debugCodeLensProvider.ts
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141 lines (116 loc) · 5.78 KB
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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT license.
import * as _ from "lodash";
import * as vscode from "vscode";
import { JAVA_LANGID } from "./constants";
import { IMainMethod, resolveMainMethod } from "./languageServerPlugin";
import { logger, Type } from "./logger";
const JAVA_RUN_COMMAND = "vscode.java.run";
const JAVA_DEBUG_COMMAND = "vscode.java.debug";
const JAVA_DEBUG_CONFIGURATION = "java.debug.settings";
const ENABLE_CODE_LENS_VARIABLE = "enableRunDebugCodeLens";
export function initializeCodeLensProvider(context: vscode.ExtensionContext): void {
context.subscriptions.push(new DebugCodeLensContainer());
}
class DebugCodeLensContainer implements vscode.Disposable {
private runCommand: vscode.Disposable;
private debugCommand: vscode.Disposable;
private lensProvider: vscode.Disposable | undefined;
private configurationEvent: vscode.Disposable;
constructor() {
this.runCommand = vscode.commands.registerCommand(JAVA_RUN_COMMAND, runJavaProgram);
this.debugCommand = vscode.commands.registerCommand(JAVA_DEBUG_COMMAND, debugJavaProgram);
const configuration = vscode.workspace.getConfiguration(JAVA_DEBUG_CONFIGURATION)
const isCodeLensEnabled = configuration.get<boolean>(ENABLE_CODE_LENS_VARIABLE);
if (isCodeLensEnabled) {
this.lensProvider = vscode.languages.registerCodeLensProvider(JAVA_LANGID, new DebugCodeLensProvider());
}
this.configurationEvent = vscode.workspace.onDidChangeConfiguration((event: vscode.ConfigurationChangeEvent) => {
if (event.affectsConfiguration(JAVA_DEBUG_CONFIGURATION)) {
const newConfiguration = vscode.workspace.getConfiguration(JAVA_DEBUG_CONFIGURATION);
const newEnabled = newConfiguration.get<boolean>(ENABLE_CODE_LENS_VARIABLE);
if (newEnabled && this.lensProvider === undefined) {
this.lensProvider = vscode.languages.registerCodeLensProvider(JAVA_LANGID, new DebugCodeLensProvider());
} else if (!newEnabled && this.lensProvider !== undefined) {
this.lensProvider.dispose();
this.lensProvider = undefined;
}
}
}, this);
}
public dispose() {
if (this.lensProvider !== undefined) {
this.lensProvider.dispose();
}
this.runCommand.dispose();
this.debugCommand.dispose();
this.configurationEvent.dispose();
}
}
class DebugCodeLensProvider implements vscode.CodeLensProvider {
public async provideCodeLenses(document: vscode.TextDocument, token: vscode.CancellationToken): Promise<vscode.CodeLens[]> {
const mainMethods: IMainMethod[] = await resolveMainMethod(document.uri);
return _.flatten(mainMethods.map((method) => {
return [
new vscode.CodeLens(method.range, {
title: "Run",
command: JAVA_RUN_COMMAND,
tooltip: "Run Java Program",
arguments: [ method.mainClass, method.projectName, document.uri ],
}),
new vscode.CodeLens(method.range, {
title: "Debug",
command: JAVA_DEBUG_COMMAND,
tooltip: "Debug Java Program",
arguments: [ method.mainClass, method.projectName, document.uri ],
}),
];
}));
}
}
function runJavaProgram(mainClass: string, projectName: string, uri: vscode.Uri): Promise<void> {
return runCodeLens(mainClass, projectName, uri, true);
}
function debugJavaProgram(mainClass: string, projectName: string, uri: vscode.Uri): Promise<void> {
return runCodeLens(mainClass, projectName, uri, false);
}
async function runCodeLens(mainClass: string, projectName: string, uri: vscode.Uri, noDebug: boolean): Promise<void> {
const workspaceFolder: vscode.WorkspaceFolder = vscode.workspace.getWorkspaceFolder(uri);
const workspaceUri: vscode.Uri = workspaceFolder ? workspaceFolder.uri : undefined;
const debugConfig: vscode.DebugConfiguration = await constructDebugConfig(mainClass, projectName, workspaceUri);
debugConfig.projectName = projectName;
debugConfig.noDebug = noDebug;
vscode.debug.startDebugging(workspaceFolder, debugConfig);
logger.log(Type.USAGEDATA, {
runCodeLens: "yes",
noDebug: String(noDebug),
});
}
async function constructDebugConfig(mainClass: string, projectName: string, workspace: vscode.Uri): Promise<vscode.DebugConfiguration> {
const launchConfigurations: vscode.WorkspaceConfiguration = vscode.workspace.getConfiguration("launch", workspace);
const rawConfigs: vscode.DebugConfiguration[] = launchConfigurations.configurations;
let debugConfig: vscode.DebugConfiguration = _.find(rawConfigs, (config) => {
return config.mainClass === mainClass && _.toString(config.projectName) === _.toString(projectName);
});
if (!debugConfig) {
debugConfig = _.find(rawConfigs, (config) => {
return config.mainClass === mainClass && !config.projectName;
});
}
if (!debugConfig) {
debugConfig = {
type: "java",
name: `CodeLens (Launch) - ${mainClass.substr(mainClass.lastIndexOf(".") + 1)}`,
request: "launch",
mainClass,
projectName,
};
// Persist the default debug configuration only if the workspace exists.
if (workspace) {
// Insert the default debug configuration to the beginning of launch.json.
rawConfigs.splice(0, 0, debugConfig);
await launchConfigurations.update("configurations", rawConfigs, vscode.ConfigurationTarget.WorkspaceFolder);
}
}
return _.cloneDeep(debugConfig);
}