1 files changed, 59 insertions, 0 deletions
diff --git a/library/moment/tasks/size.js b/library/moment/tasks/size.js
new file mode 100644
index 000000000..2ab380e9f
--- /dev/null
+++ b/library/moment/tasks/size.js
@@ -0,0 +1,59 @@
+var https = require('https'),
+    zlib = require('zlib'),
+    path = require('path'),
+    fs = require('fs');
+
+var stable = '1.7.1',
+    done;
+
+function getVersion(path, cb) {
+    var data = '',
+        req = https.request({
+        host: 'raw.github.com',
+        port: 443,
+        path: '/timrwood/moment/' + path
+    }, function (res) {
+        res.setEncoding('utf8');
+        res.on('data', function (chunk) {
+            data += chunk;
+        });
+        res.on('end', function (e) {
+            zlib.gzip(data, function (error, result) {
+                cb(data.length, result.length);
+            });
+        });
+    });
+    req.on('error', function (e) {
+        console.log('problem with request: ' + e.message);
+    });
+    req.end();
+}
+
+function printDiffs(stableLen, stableGzip, currentLen, currentGzip) {
+    var diff = currentLen - stableLen,
+        gzipDiff = currentGzip - stableGzip;
+
+    console.log('Filesize difference from current branch to ' + stable);
+    console.log(stable + '   ' + stableLen + ' / ' + stableGzip);
+    console.log('curr    ' + currentLen + ' / ' + currentGzip);
+    console.log('diff    ' + (diff > 0 ? '+' : '') + diff);
+    console.log('gzip    ' + (gzipDiff > 0 ? '+' : '') + gzipDiff);
+}
+
+
+module.exports = function (grunt) {
+    grunt.registerTask('size', 'Check the codebase filesize against the latest stable version.', function () {
+        done = this.async();
+        fs.readFile(path.normalize(__dirname + '/../min/moment.min.js'), 'utf8', function (err, data) {
+            if (err) {
+                throw err;
+            }
+            zlib.gzip(data, function (error, result) {
+                getVersion(stable + '/min/moment.min.js', function (stableLength, stableGzipLength) {
+                    printDiffs(stableLength, stableGzipLength, data.length, result.length);
+                    done();
+                });
+            });
+        });
+    });
+};