underscore.util.strings.js

// Underscore-contrib (underscore.util.strings.js 0.0.1)
// (c) 2013 Michael Fogus, DocumentCloud and Investigative Reporters & Editors
// Underscore-contrib may be freely distributed under the MIT license.

(function(root) {

  // Baseline setup
  // --------------

  // Establish the root object, `window` in the browser, or `global` on the server.
  var _ = root._ || require('underscore');

  // Helpers
  // -------

  // Mixing in the string utils
  // ----------------------------

  _.mixin({
    // Explodes a string into an array of chars
    explode: function(s) {
      return s.split('');
    },

    // Implodes and array of chars into a string
    implode: function(a) {
      return a.join('');
    },

    // Converts a string to camel case
    camelCase : function( string ){
      return  string.replace(/-([a-z])/g, function (g) { return g[1].toUpperCase(); });
    },

    // Converts camel case to dashed (opposite of _.camelCase)
    toDash : function( string ){
      string = string.replace(/([A-Z])/g, function($1){return "-"+$1.toLowerCase();});
      // remove first dash
      return  ( string.charAt( 0 ) == '-' ) ? string.substr(1) : string;
    },

    // Reports whether a string contains a search string.
    strContains: function(str, search) {
      if (typeof str != 'string') throw new TypeError;
      return (str.indexOf(search) != -1);
    }

  });
})(this);