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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._);