Macro objc2::msg_send [−][src]
macro_rules! msg_send {
(super($obj : expr, $superclass : expr), $name : ident) => { ... };
(super($obj : expr, $superclass : expr), $($name : ident : $arg : expr) +) => { ... };
($obj : expr, $name : ident) => { ... };
($obj : expr, $($name : ident : $arg : expr) +) => { ... };
}
Expand description
Sends a message to an object.
The first argument can be any type that dereferences to a type that implements
Message
, like a reference, pointer, or an Id
.
The syntax is similar to the message syntax in Objective-C.
Variadic arguments are not currently supported.
Example
let obj: *mut Object;
let description: *const Object = msg_send![obj, description];
let _: () = msg_send![obj, setArg1:1 arg2:2];