define-slot-methods ( class slot-spec -- )
Factor handbook » The language » Objects » Low-level slot operations

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Vocabulary
slots

Inputs

class	a class
slot-spec	a slot-spec

Outputs
None

Word description
Defines a reader, writer, setter and changer for a slot specified by slot-spec.

Notes
Calling this word directly is not necessary in most cases. Higher-level words call it automatically.

Definition

USING: accessors kernel ;

IN: slots

: define-slot-methods ( class slot-spec -- )
    [ define-reader ] [
        dup read-only>>
        [ 2drop ] [
            [ name>> define-setter drop ]
            [ name>> define-changer drop ] [ define-writer ]
            2tri
        ] if
    ] 2bi ;