tools/vim/ninja_output.py
def GetNinjaOutputDirectory(chrome_root):
  """Returns <chrome_root>/<output_dir>/(Release|Debug|<other>).

  If either of the following environment variables are set, their
  value is used to determine the output directory:
    1. CHROMIUM_OUT_DIR environment variable.
    2. GYP_GENERATOR_FLAGS environment variable output_dir property.

  Otherwise, all directories starting with the word out are examined.

  The configuration chosen is the one most recently generated/built.
  """

  output_dirs = []
  if ('CHROMIUM_OUT_DIR' in os.environ and
      os.path.isdir(os.path.join(chrome_root, os.environ['CHROMIUM_OUT_DIR']))):
    output_dirs = [os.environ['CHROMIUM_OUT_DIR']]
  if not output_dirs:
    generator_flags = os.getenv('GYP_GENERATOR_FLAGS', '').split(' ')
    for flag in generator_flags:
      name_value = flag.split('=', 1)
      if (len(name_value) == 2 and name_value[0] == 'output_dir' and
          os.path.isdir(os.path.join(chrome_root, name_value[1]))):
        output_dirs = [name_value[1]]
  if not output_dirs:
    for f in os.listdir(chrome_root):
      if re.match(r'out(\b|_)', f):
        if os.path.isdir(os.path.join(chrome_root, f)):
          output_dirs.append(f)

  def generate_paths():
    for out_dir in output_dirs:
      out_path = os.path.join(chrome_root, out_dir)
      for config in os.listdir(out_path):
        path = os.path.join(out_path, config)
        if os.path.exists(os.path.join(path, 'build.ninja')):
          yield path

  def approx_directory_mtime(path):
    # This is a heuristic; don't recurse into subdirectories.
    paths = [path] + [os.path.join(path, f) for f in os.listdir(path)]
    return max(filter(None, [safe_mtime(p) for p in paths]))

  def safe_mtime(path):
    try:
      return os.path.getmtime(path)
    except OSError:
      return None

  try:
    return max(generate_paths(), key=approx_directory_mtime)
  except ValueError:
    raise RuntimeError('Unable to find a valid ninja output directory.')
Returns <chrome_root>/<output_dir>/(Release|Debug|<other>).

  If either of the following environment variables are set, their
  value is used to determine the output directory:
    1. CHROMIUM_OUT_DIR environment variable.
    2. GYP_GENERATOR_FLAGS environment variable output_dir property.

  Otherwise, all directories starting with the word out are examined.

  The configuration chosen is the one most recently generated/built.
  
Returns //(Release|Debug|).
If either of the following environment variables are set, their
value is used to determine the output directory:
1.

Otherwise, all directories starting with the word out are examined.

The configuration chosen is the one most recently generated/built.
Returns // ( Release|Debug| ) . If either of the following environment variables are set their value is used to determine the output directory : 1 . Otherwise all directories starting with the word out are examined . The configuration chosen is the one most recently generated / built .
def GetNinjaOutputDirectory(chrome_root):
  output_dirs = []
  if ('CHROMIUM_OUT_DIR' in os.environ and
      os.path.isdir(os.path.join(chrome_root, os.environ['CHROMIUM_OUT_DIR']))):
    output_dirs = [os.environ['CHROMIUM_OUT_DIR']]
  if not output_dirs:
    generator_flags = os.getenv('GYP_GENERATOR_FLAGS', '').split(' ')
    for flag in generator_flags:
      name_value = flag.split('=', 1)
      if (len(name_value) == 2 and name_value[0] == 'output_dir' and
          os.path.isdir(os.path.join(chrome_root, name_value[1]))):
        output_dirs = [name_value[1]]
  if not output_dirs:
    for f in os.listdir(chrome_root):
      if re.match(r'out(\b|_)', f):
        if os.path.isdir(os.path.join(chrome_root, f)):
          output_dirs.append(f)
  def generate_paths():
    for out_dir in output_dirs:
      out_path = os.path.join(chrome_root, out_dir)
      for config in os.listdir(out_path):
        path = os.path.join(out_path, config)
        if os.path.exists(os.path.join(path, 'build.ninja')):
          yield path
  def approx_directory_mtime(path):
    paths = [path] + [os.path.join(path, f) for f in os.listdir(path)]
    return max(filter(None, [safe_mtime(p) for p in paths]))
  def safe_mtime(path):
    try:
      return os.path.getmtime(path)
    except OSError:
      return None
  try:
    return max(generate_paths(), key=approx_directory_mtime)
  except ValueError:
    raise RuntimeError('Unable to find a valid ninja output directory.')
def GetNinjaOutputDirectory ( chrome_root ) : output_dirs = [ ] if ( 'CHROMIUM_OUT_DIR' in os . environ and os . path . isdir ( os . path . join ( chrome_root , os . environ [ 'CHROMIUM_OUT_DIR' ] ) ) ) : output_dirs = [ os . environ [ 'CHROMIUM_OUT_DIR' ] ] if not output_dirs : generator_flags = os . getenv ( 'GYP_GENERATOR_FLAGS' , '' ) . split ( ' ' ) for flag in generator_flags : name_value = flag . split ( '=' , 1 ) if ( len ( name_value ) == 2 and name_value [ 0 ] == 'output_dir' and os . path . isdir ( os . path . join ( chrome_root , name_value [ 1 ] ) ) ) : output_dirs = [ name_value [ 1 ] ] if not output_dirs : for f in os . listdir ( chrome_root ) : if re . match ( r'out(\b|_)' , f ) : if os . path . isdir ( os . path . join ( chrome_root , f ) ) : output_dirs . append ( f ) def generate_paths ( ) : for out_dir in output_dirs : out_path = os . path . join ( chrome_root , out_dir ) for config in os . listdir ( out_path ) : path = os . path . join ( out_path , config ) if os . path . exists ( os . path . join ( path , 'build.ninja' ) ) : yield path def approx_directory_mtime ( path ) : paths = [ path ] + [ os . path . join ( path , f ) for f in os . listdir ( path ) ] return max ( filter ( None , [ safe_mtime ( p ) for p in paths ] ) ) def safe_mtime ( path ) : try : return os . path . getmtime ( path ) except OSError : return None try : return max ( generate_paths ( ) , key = approx_directory_mtime ) except ValueError : raise RuntimeError ( 'Unable to find a valid ninja output directory.' )
Returns <chrome_root>/<output_dir>/(Release|Debug|<other>).
Returns <chrome_root > / <output_dir > / ( Release|Debug|<other > ) .
"""Returns <chrome_root>/<output_dir>/(Release|Debug|<other>).

  If either of the following environment variables are set, their
  value is used to determine the output directory:
    1. CHROMIUM_OUT_DIR environment variable.
    2. GYP_GENERATOR_FLAGS environment variable output_dir property.

  Otherwise, all directories starting with the word out are examined.

  The configuration chosen is the one most recently generated/built.
  """ # This is a heuristic; don't recurse into subdirectories.
chrome_root