google-nomulus/third_party/closure/compiler/closure_js_library.bzl
2016-03-01 17:59:16 -05:00

40 lines
1.3 KiB
Python

# -*- mode: python; -*-
#
# Copyright 2016 Google Inc. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Build definitions for Closure JavaScript libraries.
"""
load("//third_party/closure/compiler/private:defs.bzl",
"JS_LANGUAGE_DEFAULT",
"JS_DEPS_ATTR",
"JS_LIBRARY_ATTRS",
"collect_js_srcs",
"determine_js_language")
def _impl(ctx):
srcs, externs = collect_js_srcs(ctx)
return struct(files=set(ctx.files.srcs),
js_language=determine_js_language(ctx),
js_exports=ctx.files.exports,
transitive_js_srcs=srcs,
transitive_js_externs=externs)
closure_js_library = rule(
implementation=_impl,
attrs=JS_LIBRARY_ATTRS + {
"exports": JS_DEPS_ATTR,
"language": attr.string(default=JS_LANGUAGE_DEFAULT),
})