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, 26 insertions, 0 deletions

diff --git a/tools/node_modules/eslint/node_modules/inquirer/lib/utils/utils.js b/tools/node_modules/eslint/node_modules/inquirer/lib/utils/utils.js
new file mode 100644
index 0000000000..63f20d77bb
--- /dev/null
+++ b/tools/node_modules/eslint/node_modules/inquirer/lib/utils/utils.js
@@ -0,0 +1,26 @@
+'use strict';
+var _ = require('lodash');
+var rx = require('rx-lite-aggregates');
+var runAsync = require('run-async');
+
+/**
+ * Resolve a question property value if it is passed as a function.
+ * This method will overwrite the property on the question object with the received value.
+ * @param  {Object} question - Question object
+ * @param  {String} prop     - Property to fetch name
+ * @param  {Object} answers  - Answers object
+ * @return {rx.Obsersable}   - Observable emitting once value is known
+ */
+
+exports.fetchAsyncQuestionProperty = function (question, prop, answers) {
+  if (!_.isFunction(question[prop])) {
+    return rx.Observable.return(question);
+  }
+
+  return rx.Observable.fromPromise(runAsync(question[prop])(answers)
+    .then(function (value) {
+      question[prop] = value;
+      return question;
+    })
+  );
+};