lightsaber/lib/hash.js

// Generated by CoffeeScript 1.10.0
(function() {
  var fn, hash, i, jsSHA, len, ref, sha_type;

  jsSHA = require("jssha");

  hash = function(text, algorithm) {
    var bits, ref, shaObj;
    if (!algorithm) {
      throw "No algorithm specified";
    }
    bits = (ref = algorithm.match(/^sha-?(\d+)$/i)) != null ? ref[1] : void 0;
    if (!bits) {
      throw "Unknown algorithm '" + algorithm + "'";
    }
    algorithm = "SHA-" + bits;
    shaObj = new jsSHA(text, "TEXT");
    return shaObj.getHash(algorithm, "HEX");
  };

  if (module.exports == null) {
    module.exports = {};
  }

  ref = [1, 224, 256, 384, 512];
  fn = function(sha_type) {
    var algorithm;
    algorithm = "sha" + sha_type;
    return module.exports[algorithm] = function(text) {
      return hash(text, algorithm);
    };
  };
  for (i = 0, len = ref.length; i < len; i++) {
    sha_type = ref[i];
    fn(sha_type);
  }

  module.exports.hash = hash;

}).call(this);