diff options
Diffstat (limited to 'utils/ipc/mojo/public/tools/mojom/mojom/generate/template_expander.py')
-rw-r--r-- | utils/ipc/mojo/public/tools/mojom/mojom/generate/template_expander.py | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/utils/ipc/mojo/public/tools/mojom/mojom/generate/template_expander.py b/utils/ipc/mojo/public/tools/mojom/mojom/generate/template_expander.py new file mode 100644 index 00000000..7a300560 --- /dev/null +++ b/utils/ipc/mojo/public/tools/mojom/mojom/generate/template_expander.py @@ -0,0 +1,83 @@ +# Copyright 2013 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. + +# Based on third_party/WebKit/Source/build/scripts/template_expander.py. + +import os.path +import sys + +from mojom import fileutil + +fileutil.AddLocalRepoThirdPartyDirToModulePath() +import jinja2 + + +def ApplyTemplate(mojo_generator, path_to_template, params, **kwargs): + loader = jinja2.ModuleLoader( + os.path.join(mojo_generator.bytecode_path, + "%s.zip" % mojo_generator.GetTemplatePrefix())) + final_kwargs = dict(mojo_generator.GetJinjaParameters()) + final_kwargs.update(kwargs) + + jinja_env = jinja2.Environment( + loader=loader, keep_trailing_newline=True, **final_kwargs) + jinja_env.globals.update(mojo_generator.GetGlobals()) + jinja_env.filters.update(mojo_generator.GetFilters()) + template = jinja_env.get_template(path_to_template) + return template.render(params) + + +def UseJinja(path_to_template, **kwargs): + def RealDecorator(generator): + def GeneratorInternal(*args, **kwargs2): + parameters = generator(*args, **kwargs2) + return ApplyTemplate(args[0], path_to_template, parameters, **kwargs) + + GeneratorInternal.__name__ = generator.__name__ + return GeneratorInternal + + return RealDecorator + + +def ApplyImportedTemplate(mojo_generator, path_to_template, filename, params, + **kwargs): + loader = jinja2.FileSystemLoader(searchpath=path_to_template) + final_kwargs = dict(mojo_generator.GetJinjaParameters()) + final_kwargs.update(kwargs) + + jinja_env = jinja2.Environment( + loader=loader, keep_trailing_newline=True, **final_kwargs) + jinja_env.globals.update(mojo_generator.GetGlobals()) + jinja_env.filters.update(mojo_generator.GetFilters()) + template = jinja_env.get_template(filename) + return template.render(params) + + +def UseJinjaForImportedTemplate(func): + def wrapper(*args, **kwargs): + parameters = func(*args, **kwargs) + path_to_template = args[1] + filename = args[2] + return ApplyImportedTemplate(args[0], path_to_template, filename, + parameters) + + wrapper.__name__ = func.__name__ + return wrapper + + +def PrecompileTemplates(generator_modules, output_dir): + for module in generator_modules.values(): + generator = module.Generator(None) + jinja_env = jinja2.Environment( + loader=jinja2.FileSystemLoader([ + os.path.join( + os.path.dirname(module.__file__), generator.GetTemplatePrefix()) + ])) + jinja_env.filters.update(generator.GetFilters()) + jinja_env.compile_templates( + os.path.join(output_dir, "%s.zip" % generator.GetTemplatePrefix()), + extensions=["tmpl"], + zip="stored", + py_compile=True, + ignore_errors=False) |