src,lib: allow running multiple per-context files

Create an `lib/internal/per_context/` directory that can
host multiple files which we execute for each context.

PR-URL: https://github.com/nodejs/node/pull/26497
Reviewed-By: James M Snell <jasnell@gmail.com>

1 files changed, 44 insertions, 0 deletions

diff --git a/lib/internal/per_context/setup.js b/lib/internal/per_context/setup.js
new file mode 100644
index 0000000000..725ba403df
--- /dev/null
+++ b/lib/internal/per_context/setup.js
@@ -0,0 +1,44 @@
+// This file is compiled as if it's wrapped in a function with arguments
+// passed by node::NewContext()
+/* global global */
+
+'use strict';
+
+// https://github.com/nodejs/node/issues/14909
+if (global.Intl) delete global.Intl.v8BreakIterator;
+
+// https://github.com/nodejs/node/issues/21219
+// Adds Atomics.notify and warns on first usage of Atomics.wake
+// https://github.com/v8/v8/commit/c79206b363 adds Atomics.notify so
+// now we alias Atomics.wake to notify so that we can remove it
+// semver major without worrying about V8.
+
+const AtomicsNotify = global.Atomics.notify;
+const ReflectApply = global.Reflect.apply;
+
+const warning = 'Atomics.wake will be removed in a future version, ' +
+  'use Atomics.notify instead.';
+
+let wakeWarned = false;
+function wake(typedArray, index, count) {
+  if (!wakeWarned) {
+    wakeWarned = true;
+
+    if (global.process !== undefined) {
+      global.process.emitWarning(warning, 'Atomics');
+    } else {
+      global.console.error(`Atomics: ${warning}`);
+    }
+  }
+
+  return ReflectApply(AtomicsNotify, this, arguments);
+}
+
+global.Object.defineProperties(global.Atomics, {
+  wake: {
+    value: wake,
+    writable: true,
+    enumerable: false,
+    configurable: true,
+  },
+});