#!/usr/bin/env node

// Copyright 2019 Google LLC. 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.

// =============================================================================

const {exec} = require('./test-util');

const {readdirSync, statSync, writeFileSync} = require('fs');

const {join} = require('path');

const CLONE_PATH = 'clone';

const dirs = readdirSync('.').filter(f => {

return f !== 'node_modules' && f !== '.git' && statSync(f).isDirectory();

});

exec(

`git clone --depth=1 --single-branch ` +

`https://github.com/tensorflow/tfjs-core.git ${CLONE_PATH}`);

dirs.forEach(dir => {

const diffCmd = `diff -rq ${CLONE_PATH}/${dir}/ ./${dir}/`;

const diffOutput = exec(diffCmd, {silent: true}, true).stdout.trim();

if (diffOutput !== '') {

console.log(`${dir} has modified files.`);

writeFileSync(join(dir, 'diff'), diffOutput);

} else {

console.log(`No modified files found in ${dir}`);

}

});