async configureLaunchJson()

in src/launchConfigManager.ts [76:109]

• 25 lines of code
• 3 McCabe index (conditional complexity)

    async configureLaunchJson(): Promise<void> {
        if (!vscode.workspace.workspaceFolders) {
            void vscode.window.showErrorMessage('Cannot configure launch.json for an empty workspace. Please open a folder in the editor.');
            return;
        }

        // Create ./.vscode/launch.json if it doesn't already exist
        const workspaceUri = vscode.workspace.workspaceFolders[0].uri;
        const relativePath = '/.vscode/launch.json';
        fse.ensureFileSync(workspaceUri.fsPath + relativePath);

        // Append a supported debug config to their list of configurations and update workspace configuration
        const launchJson = vscode.workspace.getConfiguration('launch', workspaceUri);
        const configs = launchJson.get('configurations') as vscode.DebugConfiguration[];
        configs.push(providedDebugConfig);
        await launchJson.update('configurations', configs) as unknown as Promise<void>;

        // Insert instruction comment
        let launchText = fse.readFileSync(workspaceUri.fsPath + relativePath).toString();
        const re = new RegExp(`{(.|\\n|\\s)*(${providedDebugConfig.type})(.|\\n|\\s)*(${providedDebugConfig.url}")`, 'm');
        const match = re.exec(launchText);
        const instructions = ' // Provide your project\'s url to finish configuring';
        launchText = launchText.replace(re, `${match ? match[0] : ''}${instructions}`);
        fse.writeFileSync(workspaceUri.fsPath + relativePath, launchText);

        // Open launch.json in editor
        void vscode.commands.executeCommand('vscode.open', vscode.Uri.joinPath(workspaceUri, relativePath));
        this.updateLaunchConfig();
    }

    isValidLaunchConfig(): boolean {
        return this.isValidConfig;
    }
}