1 # Copyright 2013 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
6 # http://src.chromium.org/viewvc/blink/trunk/Source/build/scripts/template_expander.py
13 # Disable lint check for finding modules:
14 # pylint: disable=F0401
16 def _GetDirAbove(dirname):
17 """Returns the directory "above" this file containing |dirname| (which must
18 also be "above" this file)."""
19 path = os.path.abspath(__file__)
21 path, tail = os.path.split(path)
27 imp.find_module("jinja2")
29 sys.path.append(os.path.join(_GetDirAbove("mojo"), "third_party"))
33 def ApplyTemplate(base_dir, path_to_template, params, filters=None, **kwargs):
34 template_directory, template_name = os.path.split(path_to_template)
35 path_to_templates = os.path.join(base_dir, template_directory)
36 loader = jinja2.FileSystemLoader([path_to_templates])
37 jinja_env = jinja2.Environment(loader=loader, keep_trailing_newline=True,
40 jinja_env.filters.update(filters)
41 template = jinja_env.get_template(template_name)
42 return template.render(params)
45 def UseJinja(path_to_template, **kwargs):
46 # Get the directory of our caller's file.
47 base_dir = os.path.dirname(inspect.getfile(sys._getframe(1)))
48 def RealDecorator(generator):
49 def GeneratorInternal(*args, **kwargs2):
50 parameters = generator(*args, **kwargs2)
51 return ApplyTemplate(base_dir, path_to_template, parameters, **kwargs)
52 GeneratorInternal.func_name = generator.func_name
53 return GeneratorInternal