Minify HTML files using nodeJS

gistfile1.js

var minify = require("minify")
  , fs = require("fs")
  , htmlRegExp = /\.html$/
  , options = {encoding:"utf-8"}
  
fs.readdirSync("./dist").filter(isHTML).forEach(write)

function isHTML(item){
  return htmlRegExp.test(item)
}

function write(fileName){
  minify.optimize("./dist/" + fileName, {
    callback : function(data){
      fs.writeFileSync("./dist/" + fileName, data, options)
    }
  })
}