import JavaScriptCore

infix operator *<<

protocol JavaScriptExecutable {

    var jsContext: JSContext { get }

    static func *<< (owner: Self, code: String) -> JSValue!
}

class SomeClass : JavaScriptExecutable {

    let jsContext = JSContext()!

    @discardableResult
    static func *<< (owner: SomeClass, code: String) -> JSValue! {

        return owner.jsContext.evaluateScript(code)
    }

    func doSomething() {

        print(self *<< "1 + 1")
    }
}