59 lines
No EOL
888 B
Text
59 lines
No EOL
888 B
Text
TITLE:: Message
|
|
summary:: A message to an object
|
|
categories:: Language
|
|
related:: Classes/MethodQuote
|
|
|
|
DESCRIPTION::
|
|
A message to an object, to be evaluated later.
|
|
|
|
CLASSMETHODS::
|
|
|
|
METHOD:: new
|
|
argument:: receiver
|
|
the receiver of the message
|
|
argument:: selector
|
|
the method to be called
|
|
argument:: args
|
|
arguments to the call
|
|
|
|
INSTANCEMETHODS::
|
|
|
|
METHOD:: receiver
|
|
the object to which the message is relayed
|
|
|
|
METHOD:: selector
|
|
the method to be called
|
|
|
|
METHOD:: args
|
|
the arguments to the call
|
|
|
|
METHOD:: value
|
|
send the message to the receiver and call the selector with the arguments
|
|
argument:: ... moreArgs
|
|
|
|
private:: storeArgs
|
|
|
|
EXAMPLES::
|
|
|
|
code::
|
|
// an object
|
|
a = 36
|
|
|
|
|
|
// a message to the object
|
|
m = Message(a, \sqrt)
|
|
|
|
// deliver the message
|
|
m.value
|
|
// -> 6
|
|
|
|
// a message that lacks an argument
|
|
m = Message(a, '+')
|
|
|
|
// evaluate with the argument
|
|
m.value(6)
|
|
// -> 42
|
|
|
|
m.value(-13)
|
|
// -> 23
|
|
:: |