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, 28 insertions, 0 deletions

diff --git a/tools/node_modules/eslint/node_modules/lodash/_isLaziable.js b/tools/node_modules/eslint/node_modules/lodash/_isLaziable.js
new file mode 100644
index 0000000000..a57c4f2dc7
--- /dev/null
+++ b/tools/node_modules/eslint/node_modules/lodash/_isLaziable.js
@@ -0,0 +1,28 @@
+var LazyWrapper = require('./_LazyWrapper'),
+    getData = require('./_getData'),
+    getFuncName = require('./_getFuncName'),
+    lodash = require('./wrapperLodash');
+
+/**
+ * Checks if `func` has a lazy counterpart.
+ *
+ * @private
+ * @param {Function} func The function to check.
+ * @returns {boolean} Returns `true` if `func` has a lazy counterpart,
+ *  else `false`.
+ */
+function isLaziable(func) {
+  var funcName = getFuncName(func),
+      other = lodash[funcName];
+
+  if (typeof other != 'function' || !(funcName in LazyWrapper.prototype)) {
+    return false;
+  }
+  if (func === other) {
+    return true;
+  }
+  var data = getData(other);
+  return !!data && func === data[0];
+}
+
+module.exports = isLaziable;