Nodejs String Supplant supplant(o)

Method Source Code

String.prototype.supplant = function (o) {
  return this.replace(/{([^{}]*)}/g,
    function (a, b) {
        var r = o[b];
        return typeof r === 'string' || typeof r === 'number' ? r : a;
    }// w w w.j  av a  2  s.  co m
  );
};

Related

1. supplant(o)

   String.prototype.supplant = function (o) {
     return this.replace(/{([^{}]*)}/g, function (a, b) {
       var r = o[b];
       return typeof r === "string" || typeof r === "number" ? r : a;
     });
   };
   Array.prototype.flatten = function() {
     return [].concat.apply([], this);
   };
   ...
   

2. supplant(o)

   String.prototype.supplant = function (o) {
       return this.replace(
           /\{([^{}]*)\}/g,
           function (a, b) {
               var r = o[b];
               return typeof r === 'string' || typeof r === 'number' ? r : a;
       );
   };
   ...
   

3. supplant(o)

   String.prototype.supplant = function (o) {
     return this.replace(/{([^{}]*)}/g,
       function (a, b) {
         var r = o[b];
         return (r !== undefined) ? r : a;
     );
   };
   

4. supplant(obj)

   String.prototype.supplant = function (obj) {
     function replacer(_, name) {
       var value = obj[name]
       var type = (typeof value)
       if (value instanceof Array) return value.toString();
       if (type === 'string')      return value;
       if (type === 'number')      return value;
       return name
     return this.replace(/{([^{}]*)}/g, replacer);
   };