src: add fetch to bootstrap/browser.js

Fixes: nodejs#41816 Signed-off-by: Darshan Sen <[email protected]>
RaisinTen · Feb 13, 2022 · 2ece79a · 2ece79a
1 parent a137eca
commit 2ece79a
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diff --git a/lib/internal/bootstrap/browser.js b/lib/internal/bootstrap/browser.js
@@ -7,9 +7,13 @@ const {
 
 const {
   defineOperation,
+  emitExperimentalWarning,
   exposeInterface,
   lazyDOMExceptionClass,
 } = require('internal/util');
+
+const { getOptionValue } = require('internal/options');
+
 const config = internalBinding('config');
 
 // Override global console from the one provided by the VM
@@ -71,6 +75,17 @@ defineOperation(globalThis, 'setTimeout', timers.setTimeout);
 defineReplacableAttribute(globalThis, 'performance',
                           require('perf_hooks').performance);
 
+// https://fetch.spec.whatwg.org/
+if (getOptionValue('--experimental-fetch')) {
+  emitExperimentalWarning('Fetch');
+
+  const undici = require('internal/deps/undici/undici');
+  defineOperation(globalThis, 'fetch', undici.fetch);
+  exposeInterface(globalThis, 'Headers', undici.Headers);
+  exposeInterface(globalThis, 'Request', undici.Request);
+  exposeInterface(globalThis, 'Response', undici.Response);
+}
+
 function createGlobalConsole(consoleFromVM) {
   const consoleFromNode =
     require('internal/console/global');

diff --git a/src/node_external_reference.h b/src/node_external_reference.h
@@ -68,6 +68,7 @@ class ExternalReferenceRegistry {
   V(messaging)                                                                 \
   V(native_module)                                                             \
   V(os)                                                                        \
+  V(options)                                                                   \
   V(performance)                                                               \
   V(process_methods)                                                           \
   V(process_object)                                                            \

diff --git a/src/node_options.cc b/src/node_options.cc
@@ -1128,6 +1128,11 @@ void Initialize(Local<Object> target,
       .Check();
 }
 
+void RegisterExternalReferences(ExternalReferenceRegistry* registry) {
+  registry->Register(GetCLIOptions);
+  registry->Register(GetEmbedderOptions);
+}
+
 }  // namespace options_parser
 
 void HandleEnvOptions(std::shared_ptr<EnvironmentOptions> env_options) {
@@ -1194,3 +1199,4 @@ std::vector<std::string> ParseNodeOptionsEnvVar(
 }  // namespace node
 
 NODE_MODULE_CONTEXT_AWARE_INTERNAL(options, node::options_parser::Initialize)
+NODE_MODULE_EXTERNAL_REFERENCE(options, node::options_parser::RegisterExternalReferences)