amechtake

/**
    Code copyright Dustin Diaz and Ross Harmes, Pro JavaScript Design Patterns.
**/

// Constructor.
var Interface = function (name, methods) {
        if (arguments.length != 2) {
            throw new Error("Interface constructor called with " + arguments.length + "arguments, but expected exactly 2.");
        }
        this.name = name;

amechtake

rivets.formatters['!'] = function(value)
{
  return !value;
};
rivets.formatters.eq = function(value, args)
{
  return value === args;
};
rivets.formatters.neq = function(value, args)
{