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tval
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tval
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#!/usr/bin/env node
// Copyright 2016 Traceur Authors.
//
// 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.
'use strict';
function usage() {
console.log(process.mainModule.filename + ' <filename> [args]');
console.log('Compile <filename> as an ES6 module and execute it with "args"');
}
// The System object require()s traceur. The module sets global.System
// as a side-effect.
require('./src/node/System.js');
var path = require('path');
var helps = ['-?', '--help', '-h'];
// The first argument is node, second is this file;
// the third one is our 'program' name.
var filename = process.argv[2];
if (!filename || helps.indexOf(filename) !== -1) {
usage();
process.exit(0);
}
var moduleName = path.resolve(filename).replace(/\\/g, '/');
// Simulate a future where it looks like node is executing our program
process.argv = [process.mainModule.filename].concat(process.argv.slice(2));
var metadata = {
traceurOptions: {require: true, sourceMaps: 'memory'}
};
// The module will evaluate and have process.argv ['node', filename, ...]
System.import(moduleName, {metadata: metadata}).catch(function(err) {
console.error('tval fails:', err.stack || err + '');
process.exit(1);
});