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node_modules/node-sass/scripts/coverage.js

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+/*!
+ * node-sass: scripts/coverage.js
+ */
+
+var Mocha = require('mocha'),
+  fs = require('fs'),
+  path = require('path'),
+  mkdirp = require('mkdirp'),
+  coveralls = require('coveralls'),
+  istanbul = require('istanbul'),
+  sourcefiles = ['index.js', 'binding.js', 'extensions.js', 'render.js', 'errors.js'],
+  summary= istanbul.Report.create('text-summary'),
+  lcov = istanbul.Report.create('lcovonly', { dir: path.join('coverage') }),
+  html = istanbul.Report.create('html', { dir: path.join('coverage', 'html') });
+
+function coverage() {
+  var mocha = new Mocha();
+  var rep = function(runner) {
+    runner.on('end', function(){
+      var cov = global.__coverage__,
+        collector = new istanbul.Collector();
+      if (cov) {
+        mkdirp(path.join('coverage', 'html'), function(err) {
+          if (err) { throw err; }
+          collector.add(cov);
+          summary.writeReport(collector, true);
+          html.writeReport(collector, true);
+          lcov.on('done', function() {
+            fs.readFile(path.join('coverage', 'lcov.info'), function(err, data) {
+              if (err) { console.error(err); }
+              coveralls.handleInput(data.toString(),
+                   function (err) { if (err) { console.error(err); } });
+            });
+          });
+          lcov.writeReport(collector, true);
+        });
+      } else {
+        console.warn('No coverage');
+      }
+    });
+  };
+  var instrumenter = new istanbul.Instrumenter();
+  var instrumentedfiles = [];
+  var processfile = function(source) {
+    fs.readFile(path.join('lib', source), function(err, data) {
+      if (err) { throw err; }
+      mkdirp('lib-cov', function(err) {
+        if (err) { throw err; }
+        fs.writeFile(path.join('lib-cov', source),
+               instrumenter.instrumentSync(data.toString(),
+                 path.join('lib', source)),
+               function(err) {
+                 if (err) { throw err; }
+                 instrumentedfiles.push(source);
+                 if (instrumentedfiles.length === sourcefiles.length) {
+                   fs.readdirSync('test').filter(function(file){
+                     return file.substr(-6)  === 'api.js' ||
+                            file.substr(-11) === 'runtime.js' ||
+                            file.substr(-7)  === 'spec.js';
+                   }).forEach(function(file){
+                     mocha.addFile(
+                       path.join('test', file)
+                     );
+                   });
+                   process.env.NODESASS_COV = 1;
+                   mocha.reporter(rep).run(function(failures) {
+                     process.on('exit', function () {
+                       process.exit(failures);
+                     });
+                   });
+                 }
+               });
+      });
+    });
+  };
+  for (var i in sourcefiles) {
+    processfile(sourcefiles[i]);
+  }
+}
+
+/**
+ * Run
+ */
+
+coverage();