missing-effect ( word -- * ) - Factor Documentation

missing-effect ( word -- * )
Factor handbook » The language » Stack effect checking » Stack checker errors

Vocabulary
stack-checker.errors

Error description
Thrown when inference encounters a word lacking a stack effect declaration. Stack effects of words must be declared, with the exception of words which only push literals on the stack.

Examples

: missing-effect-example + * ;

Definition

IN: stack-checker.errors

ERROR: missing-effect < inference-error word ;

Methods

USING: kernel stack-checker.errors summary ;

M: missing-effect summary
drop "Missing stack effect declaration" ;