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// Copyright 2014 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.docgen;
import java.util.Arrays;
/**
* The main class for the skylark documentation generator.
*/
public class SkylarkDocumentationGenerator {
private static boolean checkArgs(String[] args) {
if (args.length < 1) {
System.err.println("There has to be at least one input parameter\n"
+ " - an output file.");
return false;
}
return true;
}
private static void fail(Throwable e, boolean printStackTrace) {
System.err.println("ERROR: " + e.getMessage());
if (printStackTrace) {
e.printStackTrace();
}
Runtime.getRuntime().exit(1);
}
public static void main(String[] args) {
if (checkArgs(args)) {
System.out.println("Generating Skylark documentation...");
try {
SkylarkDocumentationProcessor.generateDocumentation(
args[0],
Arrays.copyOfRange(args, 1, args.length));
} catch (Throwable e) {
fail(e, true);
}
System.out.println("Finished.");
}
}
}
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