jweinst1
6/4/2016 - 7:29 AM

stores swift closures in a dictionary and caches them with a subscript on a scirpt

stores swift closures in a dictionary and caches them with a subscript on a scirpt

subscriptcacheclosure.swift
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//cached functions that compile to javascript

struct Stringpiler {
    let funcs = [
        "=":{(args:[String]) -> String in "var \(args[0]) = \(args[1])"},
        "+=":{(args:[String]) -> String in "\(args[0]) += \(args[1])"},
        "-=":{(args:[String]) -> String in "\(args[0]) -= \(args[1])"}
    ]
    subscript (args:String) ->String {
        get {
            var arguments = args.componentsSeparatedByString(" ")
            let method = funcs[arguments[0]]!
            arguments.removeFirst()
            return method(arguments)
        }
    }
}


let test = Stringpiler()
let result = test["= x 6"] //var x = 6
print(test["+= foo 4"])
//"foo += 4\n"