| /* |
| * Copyright 2014-present Facebook, Inc. |
| * |
| * 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.facebook.buck.ocaml; |
| |
| import com.facebook.buck.rules.RuleKey; |
| import com.facebook.buck.shell.ShellStep; |
| import com.facebook.buck.step.ExecutionContext; |
| import com.google.common.collect.ImmutableList; |
| |
| import java.nio.file.Path; |
| |
| /** |
| * A yacc step which processes .mly files and outputs .ml and mli files |
| */ |
| public class OCamlYaccStep extends ShellStep { |
| |
| public static class Args { |
| public final Path yaccCompiler; |
| public final Path output; |
| public final Path input; |
| public Args( |
| Path yaccCompiler, |
| Path output, |
| Path input |
| ) { |
| this.yaccCompiler = yaccCompiler; |
| this.output = output; |
| this.input = input; |
| } |
| |
| public RuleKey.Builder appendDetailsToRuleKey(RuleKey.Builder builder) { |
| return builder.setReflectively("yaccCompiler", yaccCompiler.toString()) |
| .setReflectively("output", output.toString()) |
| .setReflectively("input", input.toString()); |
| } |
| } |
| |
| private final Args args; |
| |
| public OCamlYaccStep(Args args) { |
| this.args = args; |
| } |
| |
| @Override |
| public String getShortName() { |
| return "OCaml yacc"; |
| } |
| |
| @Override |
| protected ImmutableList<String> getShellCommandInternal(ExecutionContext context) { |
| return ImmutableList.<String>builder() |
| .add(args.yaccCompiler.toString()) |
| .add("-b", OCamlUtil.stripExtension(args.output.toString())) |
| .add(args.input.toString()) |
| .build(); |
| } |
| |
| } |