/**
* Helpers for enabling/disabling language adapters based on environment flags.
*/
const DISABLE_ENV_KEY = 'DEBUG_MCP_DISABLE_LANGUAGES';
/**
* Parse the disable list environment variable into a normalized set.
*/
export function getDisabledLanguages(
env: NodeJS.ProcessEnv = process.env,
): Set<string> {
const raw = env[DISABLE_ENV_KEY];
if (!raw) {
return new Set();
}
return new Set(
raw
.split(',')
.map((token) => token.trim().toLowerCase())
.filter((token) => token.length > 0),
);
}
/**
* Returns true when the provided language is disabled via env configuration.
*/
export function isLanguageDisabled(
language: string,
env: NodeJS.ProcessEnv = process.env,
): boolean {
if (!language) {
return false;
}
const disabled = getDisabledLanguages(env);
return disabled.has(language.toLowerCase());
}
