def _GetRelativePathToSourceDict(root, prefix=''):
"""Scans a top root directory for .js sources.
Args:
root: str, Root directory.
prefix: str, Prefix for returned paths.
Returns:
dict, A map of relative paths (with prefix, if given), to source.Source
objects.
"""
# Remember and restore the cwd when we're done. We work from the root so
# that paths are relative from the root.
start_wd = os.getcwd()
os.chdir(root)
path_to_source = {}
for path in treescan.ScanTreeForJsFiles('.'):
prefixed_path = _NormalizePathSeparators(os.path.join(prefix, path))
path_to_source[prefixed_path] = source.Source(
source.GetFileContents(path))
os.chdir(start_wd)
return path_to_source
def main():
parser = optparse.OptionParser(description=__doc__)
parser.add_option(
'-w',
'--rewrite_prefix',
action='append',
default=[],
dest='prefix_map',
metavar='SPEC',
help=('Two path prefixes, separated by colons ' +
'specifying that a file whose (relative) path ' +
'name starts with the first prefix should have ' +
'that prefix replaced by the second prefix to ' +
'form a path relative to the output directory. ' +
'The resulting path is used in the deps mapping ' +
'file path to a list of provided and required ' + 'namespaces.'))
parser.add_option('-o',
'--output_file',
action='store',
default=[],
metavar='SPEC',
help=('Where to output the generated deps file.'))
options, args = parser.parse_args()
path_rewriter = PathRewriter(options.prefix_map)
# Write the generated deps file.
with open(options.output_file, 'w') as output:
for path in args:
js_deps = source.Source(source.GetFileContents(path))
path = path_rewriter.RewritePath(path)
line = 'goog.addDependency(\'%s\', %s, %s);\n' % (
path, sorted(js_deps.provides), sorted(js_deps.requires))
output.write(line)
def main():
"""CLI frontend to MakeDepsFile."""
logging.basicConfig(format=(sys.argv[0] + ': %(message)s'),
level=logging.INFO)
options, args = _GetOptionsParser().parse_args()
logging.warning(
'This utility is deprecated! See '
'https://github.com/google/closure-library/wiki/Migrating-off-Closure-Python-Scripts'
' for more details.')
path_to_source = {}
# Roots without prefixes
for root in options.roots:
path_to_source.update(_GetRelativePathToSourceDict(root))
# Roots with prefixes
for root_and_prefix in options.roots_with_prefix:
root, prefix = _GetPair(root_and_prefix)
path_to_source.update(_GetRelativePathToSourceDict(root,
prefix=prefix))
# Source paths
for path in args:
path_to_source[path] = source.Source(source.GetFileContents(path))
# Source paths with alternate deps paths
for path_with_depspath in options.paths_with_depspath:
srcpath, depspath = _GetPair(path_with_depspath)
path_to_source[depspath] = source.Source(
source.GetFileContents(srcpath))
# Make our output pipe.
if options.output_file:
out = open(options.output_file, 'w')
else:
out = sys.stdout
out.write(('// This file was autogenerated by %s.\n' %
os.path.basename(__file__)))
out.write('// Please do not edit.\n')
out.write(MakeDepsFile(path_to_source))
def __init__(self, path):
"""Initialize a source.
Args:
path: str, Path to a JavaScript file. The source string will be read
from this file.
"""
super(_PathSource, self).__init__(source.GetFileContents(path))
self._path = path
def main():
"""CLI frontend to MakeDepsFile."""
logging.basicConfig(format=(sys.argv[0] + ': %(message)s'),
level=logging.INFO)
options, args = _GetOptionsParser().parse_args()
path_to_source = {}
# Roots without prefixes
for root in options.roots:
path_to_source.update(_GetRelativePathToSourceDict(root))
# Roots with prefixes
for root_and_prefix in options.roots_with_prefix:
root, prefix = _GetPair(root_and_prefix)
path_to_source.update(_GetRelativePathToSourceDict(root,
prefix=prefix))
# Source paths
for path in args:
path_to_source[path] = source.Source(source.GetFileContents(path))
# Source paths with alternate deps paths
for path_with_depspath in options.paths_with_depspath:
srcpath, depspath = _GetPair(path_with_depspath)
path_to_source[depspath] = source.Source(
source.GetFileContents(srcpath))
# Make our output pipe.
if options.output_file:
out = open(options.output_file, 'w')
else:
out = sys.stdout
out.write(('// This file was autogenerated by %s.\n' %
os.path.basename(__file__)))
out.write('// Please do not edit.\n')
out.write(MakeDepsFile(path_to_source))
def EnsureSourceLoaded(in_path, sources):
if in_path not in sources:
out_path = path_rewriter.RewritePath(in_path)
sources[in_path] = SourceWithPaths(source.GetFileContents(in_path),
in_path, out_path)
