cursor-distance-hint ( cursor cursor -- n )

Vocabulary

cursors

Inputs

cursor	an object
cursor	an object

Outputs

n

an object

Definition

IN: cursors

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

Methods

USING: cursors kernel ;

M: cursor cursor-distance-hint 2drop 0 ; inline


USING: accessors cursors kernel sets ;

M: hash-set-cursor cursor-distance-hint
    nip hash-set>> cardinality ; inline


USING: accessors assocs cursors kernel ;

M: hashtable-cursor cursor-distance-hint
    nip hashtable>> assoc-size ; inline


USING: cursors ;

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


USING: accessors cursors kernel math.order ;

M: zip-cursor cursor-distance-hint
    [ [ keys>> ] bi@ cursor-distance-hint ]
    [ [ values>> ] bi@ cursor-distance-hint ] 2bi min ; inline