Upload scripts/check_syntax.rb with huggingface_hub

scripts/check_syntax.rb

@@ -0,0 +1,14 @@
+#!/usr/bin/env ruby
+# frozen_string_literal: true
+
+require 'parser/current'
+
+# Reads code from stdin and exits with 0 if syntax is valid, 1 otherwise.
+begin
+  code = $stdin.read
+  Parser::CurrentRuby.parse(code)
+  exit 0
+rescue Parser::SyntaxError => e
+  $stderr.puts e.message
+  exit 1
+end