JavaScript prototype updates

JSPrototypeUpdates.js

/* STRING */

if ( typeof String.prototype.trim !== 'function' ) {
String.prototype.trim = function () { 
  return this.replace(/^\s*(\S*(\s+\S+)*)\s*$/, "$1"); 
};
}

if (typeof String.prototype.toProperCase !== 'function' ) {
  String.prototype.toProperCase = function () { 
    return this.toLowerCase().replace(/^(.)|\s(.)/g, function ($1) { return $1.toUpperCase(); });
  };
}

if (typeof String.prototype.pad !== 'function' ) {
  String.prototype.pad = function (i){
    var s = this;
    while( s.length < i ) { s = "0" + s; }
    return s;
  }
}

if (typeof String.prototype.startsWith !== 'function' ) {
  String.prototype.startsWith = function(str){
    return (this.match("^"+str)==str)
  }
}

if (typeof String.prototype.endsWith !== 'function' ) {
  String.prototype.endsWith = function(str) {
    return (this.match(str+"$")==str)
  }
}

if (typeof String.prototype.replaceAll !== 'function' ) {
  String.prototype.replaceAll = function (stringToFind, stringToReplace) {
      if (stringToFind === stringToReplace) return this;
      var temp = this;
      var index = temp.indexOf(stringToFind);
      while (index != -1) {
          temp = temp.replace(stringToFind, stringToReplace);
          index = temp.indexOf(stringToFind);
      }
      return temp;
  };
}

if (typeof String.prototype.countChar !== 'function' ) {
  String.prototype.countChar = function(cha){
    var count = 0;
    var chars = this.split('').forEach(function(ch){
      if(cha === ch)
        count++;
      });
    return count;
  }
}

/* DATE */
/* For use with MS Sharepoint REST API's */ 
if (typeof Date.prototype.spdate !== 'function' ) {
  Date.prototype.spdate = function(){
		return "datetime '"+this.getFullYear()+"-"+(this.getMonth()+1).toString().pad(2)+"-"+ this.getDate().toString.pad(2)+"'";
	};
 }
 
if (typeof Date.prototype.spdatetime !== 'function' ) {
	Date.prototype.spdatetime = function(){
		var str='';
		str += "datetime '"+this.getFullYear()+"-"+(this.getMonth()+1).toString().pad(2)+"-"+ this.getDate().toString.pad(2)+"";
		str += "T"+ this.getHours().toString().pad(2) +":" + this.getMinutes().toString().pad(2) + ":" +this.getSeconds().toString().pad(2)+"'";
		return str;
	};
 }

/* ARRAY */

if (typeof Array.prototype.forEach !== 'function' ) {
  Array.prototype.forEach = function(fn, scope) {
    for (var i = 0, len = this.length; i < len; ++i) {
      fn.call(scope || this, this[i], i, this);
    }
  }
}

if (typeof Array.prototype.unique !== 'function' ) {
  Array.prototype.unique = function() {
		var a = [], l = this.length, b = 0, c = 0, d = 0, found = false;
		for(; b < l; b++) {
			found = false; d = a.length;
			for (; c < d; c++) {
				if (this[b] === a[c]) { found = true;	break; }
			}
			if (!found) { a.push(this[b]); }
		}
		return a;
	};
}

/* DOMTOKENLIST  - used by classList 
This function allows you to add multiple classes with one call
*/
DOMTokenList.prototype.addmany = function(classes) {
    var classes = classes.split(' '),
        i = 0,
        ii = classes.length;

    for(i; i<ii; i++) {
        if(!this.contains(classes[i])) {
            this.add(classes[i]);
        }
    }
}

DOMTokenList.prototype.removemany = function(classes) {
    var classes = classes.split(' '),
        i = 0,
        ii = classes.length;

    for(i; i<ii; i++) {
        if(this.contains(classes[i])) {
            this.remove(classes[i]);
        }
    }
}

/* FUNCTION  */
 
if (typeof Function.prototype.bind !== 'function') {
  Function.prototype.bind = function bind(context_this) {
    if (Object.prototype.toString.call(this) === "[object Function]") {
      var
        arguments_trimmed = Array.prototype.slice.call(arguments, 1),
        function_to_bind  = this,
        function_noop     = function () {}
      ;
 
      var function_bound = function () {
        var arguments_all = arguments_trimmed.concat(Array.prototype.slice.call(arguments));
 
        if (this instanceof function_noop && context_this) {
          return function_to_bind.apply(this, arguments_all);
        } else {
          return function_to_bind.apply(context_this, arguments_all);
        }
      };
 
      function_noop.prototype  = this.prototype;
      function_bound.prototype = new function_noop();
 
      return function_bound;
    } else {
      throw new TypeError("Function.prototype.bind - the object that you passed in is not callable.");
    }
  };
}

if (typeof Function.prototype.compose !== 'function' ) {
  Function.prototype.compose  = function(argFunction) {
    var invokingFunction = this;
    return function() {
        return  invokingFunction.call(this,argFunction.apply(this,arguments));
    };
  };
}


if (typeof Function.prototype.curry !== 'function' ) {
  Function.prototype.curry = function() {
  
    function toArray(vals) {
      return Array.prototype.slice.call(vals);
    }

    if (arguments.length<1) {
      return this; //nothing to curry with - return function
    }
    var __method = this;
    var args = toArray(arguments);
    return function() {
      return __method.apply(this, args.concat(toArray(arguments)));
    };
  };
}