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, 32 insertions, 0 deletions

diff --git a/tools/node_modules/eslint/node_modules/ajv-keywords/keywords/typeof.js b/tools/node_modules/eslint/node_modules/ajv-keywords/keywords/typeof.js
new file mode 100644
index 0000000000..3a3574d83f
--- /dev/null
+++ b/tools/node_modules/eslint/node_modules/ajv-keywords/keywords/typeof.js
@@ -0,0 +1,32 @@
+'use strict';
+
+var KNOWN_TYPES = ['undefined', 'string', 'number', 'object', 'function', 'boolean', 'symbol'];
+
+module.exports = function defFunc(ajv) {
+  defFunc.definition = {
+    inline: function (it, keyword, schema) {
+      var data = 'data' + (it.dataLevel || '');
+      if (typeof schema == 'string') return 'typeof ' + data + ' == "' + schema + '"';
+      schema = 'validate.schema' + it.schemaPath + '.' + keyword;
+      return schema + '.indexOf(typeof ' + data + ') >= 0';
+    },
+    metaSchema: {
+      anyOf: [
+        {
+          type: 'string',
+          enum: KNOWN_TYPES
+        },
+        {
+          type: 'array',
+          items: {
+            type: 'string',
+            enum: KNOWN_TYPES
+          }
+        }
+      ]
+    }
+  };
+
+  ajv.addKeyword('typeof', defFunc.definition);
+  return ajv;
+};