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Diffstat (limited to '')
| -rw-r--r-- | stdlib/source/lux/tool/compiler/phase/generation/js/case.lux | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/stdlib/source/lux/tool/compiler/phase/generation/js/case.lux b/stdlib/source/lux/tool/compiler/phase/generation/js/case.lux index 0bafcd3c0..b8a0cd00d 100644 --- a/stdlib/source/lux/tool/compiler/phase/generation/js/case.lux +++ b/stdlib/source/lux/tool/compiler/phase/generation/js/case.lux @@ -69,9 +69,13 @@ (-> Expression Statement) (_.statement (|> @cursor (_.do "push" (list value))))) +(def: peek-and-pop-cursor + Expression + (|> @cursor (_.do "pop" (list)))) + (def: pop-cursor! Statement - (_.statement (|> @cursor (_.do "pop" (list))))) + (_.statement ..peek-and-pop-cursor)) (def: peek-cursor Expression @@ -130,6 +134,16 @@ ([synthesis.member/left //runtime.product//left (<|)] [synthesis.member/right //runtime.product//right inc]) + (^ ($_ synthesis.path/seq + (#synthesis.Bind register) + #synthesis.Pop + thenP)) + (do ////.monad + [then! (pattern-matching' generate thenP)] + (/////wrap ($_ _.then + (_.define (..register register) ..peek-and-pop-cursor) + then!))) + (^template [<tag> <computation>] (^ (<tag> leftP rightP)) (do ////.monad |