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, 12 insertions, 0 deletions

diff --git a/tools/node_modules/eslint/node_modules/cross-spawn/lib/util/escapeCommand.js b/tools/node_modules/eslint/node_modules/cross-spawn/lib/util/escapeCommand.js
new file mode 100644
index 0000000000..d9c25b2656
--- /dev/null
+++ b/tools/node_modules/eslint/node_modules/cross-spawn/lib/util/escapeCommand.js
@@ -0,0 +1,12 @@
+'use strict';
+
+var escapeArgument = require('./escapeArgument');
+
+function escapeCommand(command) {
+    // Do not escape if this command is not dangerous..
+    // We do this so that commands like "echo" or "ifconfig" work
+    // Quoting them, will make them unaccessible
+    return /^[a-z0-9_-]+$/i.test(command) ? command : escapeArgument(command, true);
+}
+
+module.exports = escapeCommand;