diff options
3 files changed, 17 insertions, 2 deletions
diff --git a/examples/14-transient-0/output/rust/src/gen/data/transient_0.rs b/examples/14-transient-0/output/rust/src/gen/data/transient_0.rs index 765341e..541d9eb 100644 --- a/examples/14-transient-0/output/rust/src/gen/data/transient_0.rs +++ b/examples/14-transient-0/output/rust/src/gen/data/transient_0.rs @@ -172,7 +172,7 @@ pub fn decode_enum_with_variants(reader: &mut impl std::io::Read, shared_values: 0 => crate::data::EnumWithVariants::Zero, 1 => crate::data::EnumWithVariants::One, 2 => crate::data::EnumWithVariants::Two, - _ => todo!(), + _ => ::std::result::Result::Err(::std::io::Error::new(::std::io::ErrorKind::InvalidData, "unrecognised variant tag"))?, }) } 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 20b21de..ec39245 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 @@ -379,7 +379,19 @@ public class RustTransient0Generator implements Generator { decodeMatchArms.add(new RustMatchArm( new RustWildcardPattern(), - generateTodo() + 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") + ) + ) + ) + )) )); return generateDecodeFunction( diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustTypes.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustTypes.java index 5e6303a..3c5ab6c 100644 --- a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustTypes.java +++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustTypes.java @@ -49,6 +49,9 @@ public class RustTypes { public static RustPath NONE = RustPath.global("std", "option", "Option", "None"); public static RustPath SOME = RustPath.global("std", "option", "Option", "Some"); + public static RustPath RESULT = RustPath.global("std", "result", "Result"); + public static RustPath RESULT_ERR = RESULT.addSegment(RustPathSegment.of("Err")); + public static RustPath STRING = RustPath.global("std", "string", "String"); public static RustPath ARC = RustPath.global("std", "sync", "Arc"); |