12 lines
308 B
Text
12 lines
308 B
Text
/-
|
|
Copyright (c) 2022 Mac Malone. All rights reserved.
|
|
Released under Apache 2.0 license as described in the file LICENSE.
|
|
Authors: Mac Malone
|
|
-/
|
|
namespace Lake
|
|
|
|
macro "try " x:term " else " y:term : term =>
|
|
``($x <|> $y)
|
|
|
|
macro "try " x:doSeq " else " y:doSeq : doElem =>
|
|
`(doElem| (do $x) <|> (do $y))
|