cursor-distance ( cursor cursor -- n )

Vocabulary

cursors

Inputs

cursor	an object
cursor	an object

Outputs

n

an object

Definition

IN: cursors

GENERIC: cursor-distance ( cursor cursor -- n )

Methods

USING: accessors cursors kernel math ;

M: linear-cursor cursor-distance
    [ [ value>> ] bi@ - ] [ nip delta>> ] 2bi up/i ; inline


USING: accessors cursors kernel math ;

M: sequence-cursor cursor-distance [ n>> ] bi@ - ; inline