diff options
| author | Michael Williamson <mike@zwobble.org> | 2026-08-02 13:23:34 +0100 |
|---|---|---|
| committer | Michael Williamson <mike@zwobble.org> | 2026-08-02 13:23:34 +0100 |
| commit | 399aef569ddedcb58dcb394b394d55f20c78ee83 (patch) | |
| tree | 218ce477a079e8f0a96a85a98f085a8c1704dd3d /src/main/java | |
| parent | 213944fe850e0770efe4a73b97d95c9f5df3c9c1 (diff) | |
Don't panic on unrecognised sum variant tag
Diffstat (limited to 'src/main/java')
| -rw-r--r-- | src/main/java/org/zwobble/hobgoblin/compiler/output/generators/rusttransient0/RustTransient0Generator.java | 32 |
1 files changed, 18 insertions, 14 deletions
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/rusttransient0/RustTransient0Generator.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/rusttransient0/RustTransient0Generator.java index fed710f..b70752e 100644 --- a/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/rusttransient0/RustTransient0Generator.java +++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/rusttransient0/RustTransient0Generator.java @@ -379,19 +379,7 @@ public class RustTransient0Generator implements Generator { decodeMatchArms.add(new RustMatchArm( new RustWildcardPattern(), - new RustTryPropagationExpression(new RustCallExpression( - RustTypes.RESULT_ERR, - List.of( - new RustCallExpression( - RustTypes.IO_ERROR.addSegment(RustPathSegment.of("new")), - List.of( - RustTypes.IO_ERROR_KIND_INVALID_DATA, - // TODO: include variant tag - new RustStringLiteral("unrecognised variant tag for " + enumDefinition.type().describe()) - ) - ) - ) - )) + new RustTryPropagationExpression(generateUnrecognisedVariantResult(enumDefinition.type())) )); return generateDecodeFunction( @@ -512,7 +500,7 @@ public class RustTransient0Generator implements Generator { decodeMatchArms.add(new RustMatchArm( new RustWildcardPattern(), - generateTodo() + new RustTryPropagationExpression(generateUnrecognisedVariantResult(sumDefinition.type())) )); return generateDecodeFunction( @@ -1104,6 +1092,22 @@ public class RustTransient0Generator implements Generator { ); } + private static RustCallExpression generateUnrecognisedVariantResult(Type type) { + return new RustCallExpression( + RustTypes.RESULT_ERR, + List.of( + new RustCallExpression( + RustTypes.IO_ERROR.addSegment(RustPathSegment.of("new")), + List.of( + RustTypes.IO_ERROR_KIND_INVALID_DATA, + // TODO: include variant tag + new RustStringLiteral("unrecognised variant tag for " + type.describe()) + ) + ) + ) + ); + } + private RustExpression tryIntoOrInvalidData(RustExpression value) { return new RustTryPropagationExpression(mapErrToInvalidData( methodCall( |