| # Copyright 2015 The Bazel Authors. 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 templates. The template targets may be used in |
| closure_js_binary rules. |
| |
| Example: |
| |
| closure_template_library( |
| name = "hello_soy", |
| srcs = ["hello.soy"], |
| ) |
| |
| This rule will produce hello_soy.js. |
| """ |
| |
| _SOY_FILE_TYPE = FileType([".soy"]) |
| |
| def _impl(ctx): |
| srcs = ctx.files.srcs |
| args = [ |
| "--outputPathFormat", |
| ctx.outputs.out.path, |
| "--shouldGenerateJsdoc", |
| "--shouldProvideRequireSoyNamespaces", |
| "--srcs", |
| ",".join([src.path for src in srcs]) |
| ] |
| |
| ctx.action( |
| inputs=list(srcs), |
| outputs=[ctx.outputs.out], |
| arguments=args, |
| executable=ctx.executable._closure_templates) |
| |
| return struct( |
| files=set(), transitive_js_externs=set(), |
| transitive_js_srcs=set([ctx.outputs.out])) |
| |
| closure_template_library = rule( |
| implementation=_impl, |
| attrs={ |
| "srcs": attr.label_list(allow_files=_SOY_FILE_TYPE), |
| "_closure_templates": attr.label( |
| default=Label("//external:closure_templates_"), |
| executable=True), |
| }, |
| outputs={"out": "%{name}.js"}) |