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Fuzion • Library Modules • base • exception • on

on

exception.type.on

type.on
(R 
type
:
Type, f Function R)
 => 
outcome R
[src]
install this effect and execute 'f'. Wrap the result of 'f' into an
'outcome' if 'f' returns normally, otherwise if 'f' is aborted early
via a call to 'raise' wrap the 'error' passed to 'raise' into the
resulting 'outcome'.

Type Parameters

R
[src]
0.095dev (2025-08-15 12:02:22 GIT hash 301b5b75e77076d091b38f555473f9f0e31e5b5c built by fridi@fzen)