Initial public release

extractCode.js

@@ -0,0 +1,37 @@
+var argv = require('optimist').argv;
+var fs = require('fs');
+
+var CODE_SAMPLE = /```[\S]+\s*[\s\S]*?```/g;
+var PARTS = /```[\S]+\s*\/\/\s+(.+?)\n([\s\S]*?)```/;
+
+function truncate(s, n) {
+    n = n || 256
+    if (s.length < n) {
+	return s;
+    }
+    return s.substring(0, n) + '...';
+}
+
+function main(dest, filenames) {
+    if (!dest) {
+	throw new Error('no dest provided');
+    }
+    filenames.map(function (filename) {
+	var content = fs.readFileSync(filename).toString('utf8');
+	var codeSamples = content.match(CODE_SAMPLE);
+
+	codeSamples.map(function (codeSample) {
+	    // Do a little jank preprocessing
+	    codeSample = codeSample.replace('<!--', '//').replace(' -->', '');
+	    var extracted = codeSample.match(PARTS);
+	    if (!extracted) {
+		throw new Error('Code sample did not match correct format in ' + filename + ': ' + truncate(codeSample));
+	    }
+	    var filename = extracted[1];
+	    var content = extracted[2].replace(/\*\*/g, '');
+	    fs.writeFileSync(argv.dest + '/' + filename, content);
+	});
+    });
+}
+
+main(argv.dest, argv._);