random-access-cursor

Vocabulary

cursors

Definition

IN: cursors

MIXIN: random-access-cursor
INSTANCE: linear-cursor random-access-cursor
INSTANCE: sequence-cursor random-access-cursor

Methods

USING: cursors math ;

M: random-access-cursor cursor- neg cursor+ ; inline


USING: cursors ;

M: random-access-cursor cursor-distance-hint cursor-distance
    ; inline


USING: combinators.short-circuit cursors ;

M: random-access-cursor cursor<=
    { [ cursor= ] [ cursor< ] } 2|| ; inline


USING: combinators.short-circuit cursors ;

M: random-access-cursor cursor>=
    { [ cursor= ] [ cursor> ] } 2|| ; inline


USING: cursors ;

M: random-access-cursor dec-cursor -1 cursor+ ; inline


USING: cursors ;

M: random-access-cursor inc-cursor 1 cursor+ ; inline


USING: cursors kernel sequences ;

M: random-access-cursor new-sequence-cursor
    [ swap cursor-distance ] dip new-sequence
    [ begin-cursor ] keep ; inline