Created
December 2, 2012 00:57
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AllowArrays
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/** | |
* Author: Kirill Cherkashin | |
* | |
* Before: | |
* a(1); | |
* a(2); | |
* a(3); | |
* a(4); | |
* Now: | |
* var b = AllowArrays( a, 0 ); //We do it with the first argument, but we can have more comma-separated | |
* b([1,2,3,4]); | |
* | |
*/ | |
var a = function(){ | |
console.log( arguments); | |
}; | |
var acceptArrays = function( ){ | |
var args = Array.prototype.slice.call(arguments); | |
var func = args.shift(); | |
var firstArg = args.shift(); | |
if( typeof firstArg !== "number"){ | |
return func; | |
} | |
return function(){ | |
var new_func, new_args; | |
args.unshift( func ); | |
var argument = arguments[firstArg]; | |
if( typeof argument === "object"){ | |
for( var i in argument) { | |
if( argument.hasOwnProperty(i)){ | |
new_func = acceptArrays.apply( null, args ); | |
new_args = Array.prototype.slice.call(arguments); | |
new_args[firstArg] = argument[i]; | |
new_func.apply( this, new_args ); | |
} | |
} | |
} else { | |
new_func = acceptArrays.apply( null, args ); | |
new_func.apply( this, arguments ); | |
} | |
}; | |
} | |
var b = acceptArrays( a, 0 ); | |
b(0,1); | |
b([0,1],"first"); | |
var c = acceptArrays( a, 1 ); | |
c(0,1); | |
c(0,[1,2]); | |
var d = acceptArrays( a, 0, 1 ); | |
d([1,2],[3,4]); |
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