Function hasHttpProxy

packages/agent-core/src/utils/proxy.ts:58–64

* True when an HTTP/HTTPS-scheme proxy is configured — via `HTTP_PROXY`, * `HTTPS_PROXY`, or an http-scheme `ALL_PROXY` (the catch-all fallback).

(env: Env)

 * `HTTPS_PROXY`, or an http-scheme `ALL_PROXY` (the catch-all fallback).
 */
function hasHttpProxy(env: Env): boolean {
  return [
    firstNonBlank(env, ['http_proxy', 'HTTP_PROXY']),
    firstNonBlank(env, ['https_proxy', 'HTTPS_PROXY']),
    firstNonBlank(env, ['all_proxy', 'ALL_PROXY']),
  ].some((value) => httpSchemeValue(value) !== undefined);
}

/**
 * Resolve the effective http/https proxy URLs: the scheme-specific