| // Copyright 2016 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. |
| |
| package com.google.devtools.build.lib.analysis; |
| |
| import com.google.common.collect.ImmutableMap; |
| import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable; |
| import com.google.devtools.build.lib.packages.NativeInfo; |
| import com.google.devtools.build.lib.packages.NativeProvider; |
| import com.google.devtools.build.lib.skylarkinterface.SkylarkCallable; |
| import com.google.devtools.build.lib.skylarkinterface.SkylarkModule; |
| |
| /** Provides access to make variables from the current fragments. */ |
| @SkylarkModule(name = "TemplateVariables", doc = "Make variables exposed by the current target.") |
| @Immutable |
| public final class TemplateVariableInfo extends NativeInfo { |
| public static final String SKYLARK_NAME = "TemplateVariableInfo"; |
| |
| public static final NativeProvider<TemplateVariableInfo> PROVIDER = |
| new NativeProvider<TemplateVariableInfo>(TemplateVariableInfo.class, SKYLARK_NAME) {}; |
| |
| private final ImmutableMap<String, String> variables; |
| |
| public TemplateVariableInfo(ImmutableMap<String, String> variables) { |
| super(PROVIDER); |
| this.variables = variables; |
| } |
| |
| @SkylarkCallable( |
| name = "variables", |
| doc = "Returns the make variables defined by this target.", |
| structField = true |
| ) |
| public ImmutableMap<String, String> getVariables() { |
| return variables; |
| } |
| |
| @Override |
| public boolean equals(Object other) { |
| return other == this; |
| } |
| |
| @Override |
| public int hashCode() { |
| return System.identityHashCode(this); |
| } |
| } |