Add covhtml.js tool

14 years ago · da9b3340eb
1 changed files with 60 additions and 0 deletions
--- a/tools/covhtml.js
+++ b/tools/covhtml.js
@ -0,0 +1,60 @@
 // Copyright Joyent, Inc. and other Node contributors.
 //
 // Permission is hereby granted, free of charge, to any person obtaining a
 // copy of this software and associated documentation files (the
 // "Software"), to deal in the Software without restriction, including
 // without limitation the rights to use, copy, modify, merge, publish,
 // distribute, sublicense, and/or sell copies of the Software, and to permit
 // persons to whom the Software is furnished to do so, subject to the
 // following conditions:
 //
 // The above copyright notice and this permission notice shall be included
 // in all copies or substantial portions of the Software.
 //
 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
 // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
 // USE OR OTHER DEALINGS IN THE SOFTWARE.
 // This tool is to make pretty HTML from --cov output.
 var fs = require('fs');
 var path = require('path');
 var jsonFilename = process.argv[2];
 if (!jsonFilename) {
  console.error("covhtml.js node-cov.json > out.html");
  process.exit(1);
 }
 var jsonFile = fs.readFileSync(jsonFilename);
 var cov = JSON.parse(jsonFile);
 var out = '<html><style>pre { margin: 0; padding: 0; } </style><body>';
 for (var fn in cov) {
  var source = fs.readFileSync(fn, 'utf8');
  var lines = source.split('\n');
  out += '<h2>' + path.basename(fn) + '</h2>\n<div>\n';
  for (var i = 0; i < lines.length; i++) {
    lines[i] = lines[i].replace('<', '&lt;');
    lines[i] = lines[i].replace('>', '&gt;');
    if (cov[fn][i]) {
      out += '<pre>'
    } else {
      out += '<pre style="background: #faa">'
    }
    out += lines[i] + '</pre>\n';
  }
  out += '</div>\n';
 }
 out += '</body></html>'
 console.log(out);