tools: move eslint from tools to tools/node_modules

This is required because we need to add the babel-eslint dependency
and it has to be able to resolve "eslint".
babel-eslint is required to support future ES features such as async
iterators and import.meta.

Refs: https://github.com/nodejs/node/pull/17755
PR-URL: https://github.com/nodejs/node/pull/17820
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>

1 files changed, 37 insertions, 0 deletions

diff --git a/tools/node_modules/eslint/node_modules/lodash/_createCtor.js b/tools/node_modules/eslint/node_modules/lodash/_createCtor.js
new file mode 100644
index 0000000000..9047aa5fac
--- /dev/null
+++ b/tools/node_modules/eslint/node_modules/lodash/_createCtor.js
@@ -0,0 +1,37 @@
+var baseCreate = require('./_baseCreate'),
+    isObject = require('./isObject');
+
+/**
+ * Creates a function that produces an instance of `Ctor` regardless of
+ * whether it was invoked as part of a `new` expression or by `call` or `apply`.
+ *
+ * @private
+ * @param {Function} Ctor The constructor to wrap.
+ * @returns {Function} Returns the new wrapped function.
+ */
+function createCtor(Ctor) {
+  return function() {
+    // Use a `switch` statement to work with class constructors. See
+    // http://ecma-international.org/ecma-262/7.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist
+    // for more details.
+    var args = arguments;
+    switch (args.length) {
+      case 0: return new Ctor;
+      case 1: return new Ctor(args[0]);
+      case 2: return new Ctor(args[0], args[1]);
+      case 3: return new Ctor(args[0], args[1], args[2]);
+      case 4: return new Ctor(args[0], args[1], args[2], args[3]);
+      case 5: return new Ctor(args[0], args[1], args[2], args[3], args[4]);
+      case 6: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5]);
+      case 7: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
+    }
+    var thisBinding = baseCreate(Ctor.prototype),
+        result = Ctor.apply(thisBinding, args);
+
+    // Mimic the constructor's `return` behavior.
+    // See https://es5.github.io/#x13.2.2 for more details.
+    return isObject(result) ? result : thisBinding;
+  };
+}
+
+module.exports = createCtor;