tests/sourcemap2json.js

#!/usr/bin/env node
// Copyright 2013 The Emscripten Authors.  All rights reserved.
// Emscripten is available under two separate licenses, the MIT license and the
// University of Illinois/NCSA Open Source License.  Both these licenses can be
// found in the LICENSE file.

// Quick utility script USED ONLY FOR TESTING.
// Could be replaced if a good python source map library is found.

"use strict";

var SourceMapConsumer = require('source-map').SourceMapConsumer;
var fs = require('fs');

var consumer = new SourceMapConsumer(fs.readFileSync(process.argv[2], 'utf-8'));
var mappings = [];

consumer.eachMapping(function(mapping) {
  mappings.push(mapping);
});

console.log(JSON.stringify(mappings));