everycss/lib/everycss.js

var fs        = require('fs'),
    Parser    = require('./parser'),
    Processor = require('./processor'),
    EveryCSS;

EveryCSS  = function () {
  var processors  = [],
      parser      = new Parser();

  this.use = function (callback, options) {
    if (typeof callback !== 'function') {
      throw 'Processors must be a function';
    }
    processors.push([callback, options instanceof Object ? options : {}]);
    return this;
  };

  this.process = function (string, success, error) {
    new Processor(this, parser.parse(string), processors, success, error);
  };
};

EveryCSS.prototype.processFile  = function (filename, success, error) {
  var ecss = this;
  this.filename = filename;

  fs.readFile(filename, 'utf8', function (err, data) {
    if (err) {
      if (typeof error === 'function') {
        error.call(null, err);
      }
    } else {
      ecss.process(data, success, error);
    }
  });
};

module.exports = EveryCSS;