lib/compiler.js
function Compiler(file, options) {
  this.options = options || {};
  this.parser = new Parser(file, options);
  this.compilers = {};
  this.files = [];
  this.file = file;
  this.files = [this.file];
  this.result = '';
}
function Compiler(file, options) {
  this.options = options || {};
  this.parser = new Parser(file, options);
  this.compilers = {};
  this.files = [];
  this.file = file;
  this.files = [this.file];
  this.result = '';
}
Create a new `Compiler` with the given `options`.
@param {Object} `options`