Files
claude-task-master/mcp-server/src/core/utils/env-utils.js
2025-04-09 00:30:05 +02:00

48 lines
1.4 KiB
JavaScript

/**
* Temporarily sets environment variables from session.env, executes an action,
* and restores the original environment variables.
* @param {object | undefined} sessionEnv - The environment object from the session.
* @param {Function} actionFn - An async function to execute with the temporary environment.
* @returns {Promise<any>} The result of the actionFn.
*/
export async function withSessionEnv(sessionEnv, actionFn) {
if (
!sessionEnv ||
typeof sessionEnv !== 'object' ||
Object.keys(sessionEnv).length === 0
) {
// If no sessionEnv is provided, just run the action directly
return await actionFn();
}
const originalEnv = {};
const keysToRestore = [];
// Set environment variables from sessionEnv
for (const key in sessionEnv) {
if (Object.prototype.hasOwnProperty.call(sessionEnv, key)) {
// Store original value if it exists, otherwise mark for deletion
if (process.env[key] !== undefined) {
originalEnv[key] = process.env[key];
}
keysToRestore.push(key);
process.env[key] = sessionEnv[key];
}
}
try {
// Execute the provided action function
return await actionFn();
} finally {
// Restore original environment variables
for (const key of keysToRestore) {
if (Object.prototype.hasOwnProperty.call(originalEnv, key)) {
process.env[key] = originalEnv[key];
} else {
// If the key didn't exist originally, delete it
delete process.env[key];
}
}
}
}