@intellectronica/ruler
Version:
Ruler — apply the same rules to all coding agents
127 lines (126 loc) • 4.93 kB
JavaScript
;
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var __importStar = (this && this.__importStar) || (function () {
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Object.defineProperty(exports, "__esModule", { value: true });
exports.getNativeMcpPath = getNativeMcpPath;
exports.readNativeMcp = readNativeMcp;
exports.writeNativeMcp = writeNativeMcp;
const path = __importStar(require("path"));
const fs_1 = require("fs");
/** Determine the native MCP config path for a given agent. */
async function getNativeMcpPath(adapterName, projectRoot) {
const candidates = [];
switch (adapterName) {
case 'GitHub Copilot':
candidates.push(path.join(projectRoot, '.vscode', 'mcp.json'));
break;
case 'Visual Studio':
candidates.push(path.join(projectRoot, '.mcp.json'));
candidates.push(path.join(projectRoot, '.vs', 'mcp.json'));
break;
case 'Cursor':
candidates.push(path.join(projectRoot, '.cursor', 'mcp.json'));
break;
case 'Windsurf':
candidates.push(path.join(projectRoot, '.windsurf', 'mcp_config.json'));
break;
case 'Claude Code':
candidates.push(path.join(projectRoot, '.mcp.json'));
break;
case 'OpenAI Codex CLI':
candidates.push(path.join(projectRoot, '.codex', 'config.toml'));
break;
case 'Aider':
candidates.push(path.join(projectRoot, '.mcp.json'));
break;
case 'Open Hands':
// For Open Hands, we target the main config file, not a separate mcp.json
candidates.push(path.join(projectRoot, 'config.toml'));
break;
case 'Gemini CLI':
candidates.push(path.join(projectRoot, '.gemini', 'settings.json'));
break;
case 'Qwen Code':
candidates.push(path.join(projectRoot, '.qwen', 'settings.json'));
break;
case 'Kilo Code':
candidates.push(path.join(projectRoot, '.kilocode', 'mcp.json'));
break;
case 'Kiro':
candidates.push(path.join(projectRoot, '.kiro', 'settings', 'mcp.json'));
break;
case 'OpenCode':
candidates.push(path.join(projectRoot, 'opencode.json'));
break;
case 'Firebase Studio':
candidates.push(path.join(projectRoot, '.idx', 'mcp.json'));
break;
case 'Factory Droid':
candidates.push(path.join(projectRoot, '.factory', 'mcp.json'));
break;
case 'Zed':
// Only consider project-local Zed settings (avoid writing to user home directory)
candidates.push(path.join(projectRoot, '.zed', 'settings.json'));
break;
default:
return null;
}
for (const p of candidates) {
try {
await fs_1.promises.access(p);
return p;
}
catch {
// continue
}
}
// default to first candidate if none exist
return candidates.length > 0 ? candidates[0] : null;
}
/** Read native MCP config from disk, or return empty object if missing/invalid. */
async function readNativeMcp(filePath) {
try {
const text = await fs_1.promises.readFile(filePath, 'utf8');
return JSON.parse(text);
}
catch {
return {};
}
}
/** Write native MCP config to disk, creating parent directories as needed. */
async function writeNativeMcp(filePath, data) {
await fs_1.promises.mkdir(path.dirname(filePath), { recursive: true });
const text = JSON.stringify(data, null, 2) + '\n';
await fs_1.promises.writeFile(filePath, text, 'utf8');
}