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feat: expand composed error-set inline match arms

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Valdemar Høgsvig Lorenzen
2026-10-28 13:33:20 +01:00
parent 5cf9e15661
commit c6acff91fd
5 changed files with 278 additions and 19 deletions
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source/compilation/compilation.test.hon
+10
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@@ -435,6 +435,7 @@ recompiles_imported_inline_match_arms_without_retaining_expansions test {
`main proc() i16 {
` values :: dep.values()
` if (enum_score(.skip) + enum_score(dep.mode()) != 0) return -1
` if (dep.error_score(.Failure{code = 42}) + dep.error_score(.missing) != 42) return -2
` return (
` dep.read(dep.Choice, values[0]) + dep.read(dep.Choice, values[1])
` + dep.read(dep.Choice, values[2]) + dep.read(dep.Choice, values[3])
@@ -448,6 +449,15 @@ recompiles_imported_inline_match_arms_without_retaining_expansions test {
`Tag :: enum(i16) { number = -7, record = 3, text = 42, empty = 90 }
`Pair :: struct { values [2]i16 }
`Choice :: union(Tag) { text string, empty void, number i8, record Pair }
`Missing :: enum { missing }
`Failure :: struct { code i16 }
`Errors :: alias (Missing | Failure | Missing)
`fail proc(input Errors) i16 ! Errors { return input }
`error_score proc(input Errors) i16 {
` return fail(input) catch |err| match err {
` inline |payload, tag|: match tag { .Failure: payload.code, else: 0 },
` }
`}
`mode proc() Mode { return .answer }
`values proc() [4]Choice {
` return [.number{19}, .record{values = [9, 11]}, .text{"ok"}, .empty]