diff options
Diffstat (limited to 'stdlib')
| -rw-r--r-- | stdlib/source/lux/macro/template.lux | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/stdlib/source/lux/macro/template.lux b/stdlib/source/lux/macro/template.lux index b069736e5..7f5fe4ba6 100644 --- a/stdlib/source/lux/macro/template.lux +++ b/stdlib/source/lux/macro/template.lux @@ -4,11 +4,12 @@ ["." monad (#+ do)] ["p" parser]] [data + ["." text] [collection ["." list ("#/." monad)]]]] ["." // ["." code] - ["s" syntax (#+ syntax:)]]) + ["s" syntax (#+ Syntax syntax:)]]) (syntax: #export (splice {parts (s.tuple (p.some s.any))}) (wrap parts)) @@ -24,3 +25,31 @@ (list (code.local-identifier name) (as-is identifier)))) list/join))] (~ body))))))) + +(def: snippet + (Syntax Text) + ($_ p.either + s.text + s.local-identifier + s.local-tag)) + +(def: part + (Syntax (List Text)) + (s.tuple (p.many ..snippet))) + +(syntax: #export (text {simple ..part}) + (wrap (list (|> simple (text.join-with "") code.text)))) + +(do-template [<name> <simple> <complex>] + [(syntax: #export (<name> {simple ..part} {complex (p.maybe ..part)}) + (case complex + #.None + (wrap (list (|> simple (text.join-with "") <simple>))) + + (#.Some complex) + (wrap (list (<complex> [(text.join-with "" simple) + (text.join-with "" complex)])))))] + + [identifier code.local-identifier code.identifier] + [tag code.local-tag code.tag] + ) |