Function isNodeEnvProxyEnabled

lib/adapters/http.js:120–132

(agent, nodeVersion = process.versions && process.versions.node)

}

function isNodeEnvProxyEnabled(agent, nodeVersion = process.versions && process.versions.node) {
  if (!isNodeNativeEnvProxySupported(nodeVersion)) {
    return false;
  }

  const agentOptions = agent && agent.options;

  return Boolean(
    agentOptions &&
      utils.hasOwnProp(agentOptions, 'proxyEnv') &&
      agentOptions.proxyEnv != null
  );
}

function getProxyEnvAgent(options, configHttpAgent, configHttpsAgent) {
  return isHttps.test(options.protocol)