1check-when ( ..a obj cond: ( ..a obj -- ? ) true: ( ..a obj -- ..b ) -- ..b )

Vocabulary

combinators.extras

Inputs

obj	an object
cond	a quotation with stack effect ( ..a obj -- ? )
true	a quotation with stack effect ( ..a obj -- ..b )

Outputs

None

Definition

USING: kernel ;

IN: combinators.extras

: 1check-when
    ( ..a obj cond: ( ..a obj -- ? ) true: ( ..a obj -- ..b ) -- ..b )
    [ 1check ] dip when ; inline