Function resolveHttpProxyUrls

packages/agent-core/src/utils/proxy.ts:72–78

* Resolve the effective http/https proxy URLs: the scheme-specific * `HTTP_PROXY`/`HTTPS_PROXY` (ignoring a SOCKS-scheme value), falling back to an * http-scheme `ALL_PROXY` catch-all. `undefined` for a scheme with no usable * value.

(env: Env)

 * value.
 */
function resolveHttpProxyUrls(env: Env): { httpProxy?: string; httpsProxy?: string } {
  const allProxy = httpSchemeValue(firstNonBlank(env, ['all_proxy', 'ALL_PROXY']));
  return {
    httpProxy: httpSchemeValue(firstNonBlank(env, ['http_proxy', 'HTTP_PROXY'])) ?? allProxy,
    httpsProxy: httpSchemeValue(firstNonBlank(env, ['https_proxy', 'HTTPS_PROXY'])) ?? allProxy,
  };
}

/**
 * Resolve a SOCKS proxy from the environment, or `undefined` if none. A SOCKS