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// Copyright 2014 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.
package com.google.devtools.build.lib.rules.python;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.analysis.RuleContext;
import com.google.devtools.build.lib.analysis.Runfiles;
import com.google.devtools.build.lib.analysis.RunfilesSupport;
import com.google.devtools.build.lib.rules.cpp.CcLinkParamsStore;
import com.google.devtools.build.lib.rules.test.InstrumentedFilesCollector.InstrumentationSpec;
import java.util.Collection;
/**
* Pluggable semantics for Python rules.
*
* <p>A new instance of this class is created for each configured target, therefore, it is allowed
* to keep state.
*/
public interface PythonSemantics {
/**
* Called at the beginning of the analysis of {@code py_binary} rules to validate its attributes.
*/
void validate(RuleContext ruleContext, PyCommon common);
/**
* Extends for the default and data runfiles of {@code py_binary} rules with custom elements.
*/
void collectRunfilesForBinary(RuleContext ruleContext, Runfiles.Builder builder, PyCommon common);
/**
* Extends the default runfiles of {@code py_binary} rules with custom elements.
*/
void collectDefaultRunfilesForBinary(RuleContext ruleContext, Runfiles.Builder builder);
/**
* Returns the coverage instrumentation specification to be used in Python rules.
*/
InstrumentationSpec getCoverageInstrumentationSpec();
/**
* Utility function to compile multiple .py files to .pyc files, if required.
*/
Collection<Artifact> precompiledPythonFiles(
RuleContext ruleContext, Collection<Artifact> sources, PyCommon common);
/**
* Create the actual executable artifact.
*
* <p>This should create a generating action for {@code common.getExecutable()}.
*/
void createExecutable(RuleContext ruleContext, PyCommon common,
CcLinkParamsStore ccLinkParamsStore);
/**
* Called at the end of the analysis of {@code py_binary} rules.
* @throws InterruptedException
*/
void postInitBinary(RuleContext ruleContext, RunfilesSupport runfilesSupport,
PyCommon common) throws InterruptedException;
}
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