Next release of setup-bun

node_modules/ts-node/dist-raw/node-internal-modules-cjs-helpers.js

@@ -0,0 +1,89 @@
+// Copied from https://github.com/nodejs/node/blob/v17.0.1/lib/internal/modules/cjs/helpers.js
+
+'use strict';
+
+const {
+  ArrayPrototypeForEach,
+  ObjectDefineProperty,
+  ObjectPrototypeHasOwnProperty,
+  SafeSet,
+  StringPrototypeIncludes,
+  StringPrototypeStartsWith,
+} = require('./node-primordials');
+
+const { getOptionValue } = require('./node-options');
+const userConditions = getOptionValue('--conditions');
+
+const noAddons = getOptionValue('--no-addons');
+const addonConditions = noAddons ? [] : ['node-addons'];
+
+// TODO: Use this set when resolving pkg#exports conditions in loader.js.
+const cjsConditions = new SafeSet([
+  'require',
+  'node',
+  ...addonConditions,
+  ...userConditions,
+]);
+
+/**
+ * @param {any} object
+ * @param {string} [dummyModuleName]
+ * @return {void}
+ */
+function addBuiltinLibsToObject(object, dummyModuleName) {
+  // Make built-in modules available directly (loaded lazily).
+  const Module = require('module').Module;
+  const { builtinModules } = Module;
+
+  // To require built-in modules in user-land and ignore modules whose
+  // `canBeRequiredByUsers` is false. So we create a dummy module object and not
+  // use `require()` directly.
+  const dummyModule = new Module(dummyModuleName);
+
+  ArrayPrototypeForEach(builtinModules, (name) => {
+    // Neither add underscored modules, nor ones that contain slashes (e.g.,
+    // 'fs/promises') or ones that are already defined.
+    if (StringPrototypeStartsWith(name, '_') ||
+        StringPrototypeIncludes(name, '/') ||
+        ObjectPrototypeHasOwnProperty(object, name)) {
+      return;
+    }
+    // Goals of this mechanism are:
+    // - Lazy loading of built-in modules
+    // - Having all built-in modules available as non-enumerable properties
+    // - Allowing the user to re-assign these variables as if there were no
+    //   pre-existing globals with the same name.
+
+    const setReal = (val) => {
+      // Deleting the property before re-assigning it disables the
+      // getter/setter mechanism.
+      delete object[name];
+      object[name] = val;
+    };
+
+    ObjectDefineProperty(object, name, {
+      get: () => {
+        // Node 12 hack; remove when we drop node12 support
+        const lib = (dummyModule.require || require)(name);
+
+        // Disable the current getter/setter and set up a new
+        // non-enumerable property.
+        delete object[name];
+        ObjectDefineProperty(object, name, {
+          get: () => lib,
+          set: setReal,
+          configurable: true,
+          enumerable: false
+        });
+
+        return lib;
+      },
+      set: setReal,
+      configurable: true,
+      enumerable: false
+    });
+  });
+}
+
+exports.addBuiltinLibsToObject = addBuiltinLibsToObject;
+exports.cjsConditions = cjsConditions;