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, 73 insertions, 0 deletions

diff --git a/tools/node_modules/eslint/node_modules/del/index.js b/tools/node_modules/eslint/node_modules/del/index.js
new file mode 100644
index 0000000000..0ceff96295
--- /dev/null
+++ b/tools/node_modules/eslint/node_modules/del/index.js
@@ -0,0 +1,73 @@
+'use strict';
+var path = require('path');
+var globby = require('globby');
+var isPathCwd = require('is-path-cwd');
+var isPathInCwd = require('is-path-in-cwd');
+var objectAssign = require('object-assign');
+var Promise = require('pinkie-promise');
+var pify = require('pify');
+var rimraf = require('rimraf');
+
+var rimrafP = pify(rimraf, Promise);
+
+function safeCheck(file) {
+	if (isPathCwd(file)) {
+		throw new Error('Cannot delete the current working directory. Can be overriden with the `force` option.');
+	}
+
+	if (!isPathInCwd(file)) {
+		throw new Error('Cannot delete files/folders outside the current working directory. Can be overriden with the `force` option.');
+	}
+}
+
+module.exports = function (patterns, opts) {
+	opts = objectAssign({}, opts);
+
+	var force = opts.force;
+	delete opts.force;
+
+	var dryRun = opts.dryRun;
+	delete opts.dryRun;
+
+	return globby(patterns, opts).then(function (files) {
+		return Promise.all(files.map(function (file) {
+			if (!force) {
+				safeCheck(file);
+			}
+
+			file = path.resolve(opts.cwd || '', file);
+
+			if (dryRun) {
+				return Promise.resolve(file);
+			}
+
+			return rimrafP(file).then(function () {
+				return file;
+			});
+		}));
+	});
+};
+
+module.exports.sync = function (patterns, opts) {
+	opts = objectAssign({}, opts);
+
+	var force = opts.force;
+	delete opts.force;
+
+	var dryRun = opts.dryRun;
+	delete opts.dryRun;
+
+	return globby.sync(patterns, opts).map(function (file) {
+		if (!force) {
+			safeCheck(file);
+		}
+
+		file = path.resolve(opts.cwd || '', file);
+
+		if (!dryRun) {
+			rimraf.sync(file);
+		}
+
+		return file;
+	});
+};