1var path = require('path');
2
3function rebaseLocalMap(sourceMap, sourceUri, rebaseTo) {
4  var currentPath = path.resolve('');
5  var absoluteUri = path.resolve(currentPath, sourceUri);
6  var absoluteUriDirectory = path.dirname(absoluteUri);
7
8  sourceMap.sources = sourceMap.sources.map(function(source) {
9    return path.relative(rebaseTo, path.resolve(absoluteUriDirectory, source));
10  });
11
12  return sourceMap;
13}
14
15module.exports = rebaseLocalMap;
16