ifcc ( capture restore -- )

Vocabulary

continuations

Inputs

capture	a quotation with stack effect ( continuation -- )
restore	a quotation

Outputs

None

Word description

Reifies a continuation from the point immediately after which this word returns, and passes it to capture. When the continuation is restored, execution resumes and restore is called.

See also

callcc0, continue, callcc1, continue-with

Definition

USING: continuations.private kernel ;

IN: continuations

: ifcc ( capture restore -- )
    [ dummy-1 current-continuation or* ] 2dip
    [ dummy-2 ] prepose if ; inline