Merge pull request danvk#18 from Hypercubed/feature/tsv

Option to output tsv file

index.js

@@ -5,7 +5,7 @@ var doc = [
 '',
 'Usage:',
 ' source-map-explorer <script.js> [<script.js.map>]',
-' source-map-explorer [--json | --html] <script.js> [<script.js.map>] [--replace=BEFORE --with=AFTER]... [--noroot]',
+' source-map-explorer [--json | --html | --tsv] <script.js> [<script.js.map>] [--replace=BEFORE --with=AFTER]... [--noroot]',
 ' source-map-explorer -h | --help | --version',
 '',
 'If the script file has an inline source map, you may omit the map parameter.',
@@ -16,6 +16,8 @@ var doc = [
 '',
 ' --json Output JSON (on stdout) instead of generating HTML',
 ' and opening the browser.',
+' --tsv Output TSV (on stdout) instead of generating HTML',
+' and opening the browser.',
 ' --html Output HTML (on stdout) rather than opening a browser.',
 '',
 ' --noroot To simplify the visualization, source-map-explorer',
@@ -29,7 +31,6 @@ var doc = [
 ' --with=AFTER See --replace.',
 ].join('\n');
 
-
 var fs = require('fs'),
  path = require('path'),
  sourcemap = require('source-map'),
@@ -110,7 +111,7 @@ function loadSourceMap(jsFile, mapFile) {
 // See http:https://stackoverflow.com/a/1917041/388951
 function commonPathPrefix(array){
  if (array.length == 0) return '';
- var A= array.concat().sort(), 
+ var A= array.concat().sort(),
  a1= A[0].split(/(\/)/), a2= A[A.length-1].split(/(\/)/), L= a1.length, i= 0;
  while(i<L && a1[i] === a2[i]) i++;
  return a1.slice(0, i).join('');
@@ -184,6 +185,12 @@ if (args['--json']) {
  process.exit(0);
 }
 
+if (args['--tsv']) {
+ console.log('Source\tSize');
+ _.map(sizes, function(v, k) { console.log(k+'\t'+v); })
+ process.exit(0);
+}
+
 var html = fs.readFileSync(path.join(__dirname, 'tree-viz.html')).toString();
 
 html = html.replace('INSERT TREE HERE', JSON.stringify(sizes, null, ' '))