Strip comments and whitespace from Javascript resources

third_party/closure_compiler/compile2.py

 #!/usr/bin/python
 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Runs Closure compiler on JavaScript files to check for errors and produce
 minified output."""
 
 import argparse
 import os
@@ skipping 35 matching lines @@
     self._runner_jar = os.path.join(_CURRENT_DIR, "runner", "runner.jar")
     self._target = None
     self._temp_files = []
     self._verbose = verbose
     self._error_filter = error_filter.PromiseErrorFilter()
 
   def _nuke_temp_files(self):
     """Deletes any temp files this class knows about."""
     if not self._temp_files:
       return
-
+    return

[Dan Beam, 2016/07/14 17:47:58]

remove

     self._log_debug("Deleting temp files: %s" % ", ".join(self._temp_files))
     for f in self._temp_files:
       os.remove(f)
     self._temp_files = []
 
   def _log_debug(self, msg, error=False):
     """Logs |msg| to stdout if --verbose/-v is passed when invoking this script.
 
     Args:
       msg: A debug message to log.
@@ skipping 196 matching lines @@
 
     args_file = self._create_temp_file(args_file_content)
     self._log_debug("Args file: %s" % args_file)
 
     runner_args = ["--compiler-args-file=%s" % args_file]
     _, stderr = self._run_jar(self._runner_jar, runner_args)
 
     errors = stderr.strip().split("\n\n")
     maybe_summary = errors.pop()
 
-    if re.search(".*error.*warning.*typed", maybe_summary):
+    if re.search(".*error.*warning", maybe_summary):
       self._log_debug("Summary: %s" % maybe_summary)
     else:
       # Not a summary. Running the jar failed. Bail.
       self._log_error(stderr)
       self._nuke_temp_files()
       sys.exit(1)
 
     if errors and out_file:
       if os.path.exists(out_file):
         os.remove(out_file)
@@ skipping 33 matching lines @@
   checker = Checker(verbose=opts.verbose)
 
   found_errors, stderr = checker.check(opts.sources, out_file=opts.out_file,
                                        closure_args=opts.closure_args,
                                        custom_sources=opts.custom_sources)
 
   if found_errors:
     if opts.custom_sources:
       print stderr
     sys.exit(1)