diff options
Diffstat (limited to 'serde_dhall/src/serde.rs')
| -rw-r--r-- | serde_dhall/src/serde.rs | 32 |
1 files changed, 18 insertions, 14 deletions
diff --git a/serde_dhall/src/serde.rs b/serde_dhall/src/serde.rs index d891127..94b7e6c 100644 --- a/serde_dhall/src/serde.rs +++ b/serde_dhall/src/serde.rs @@ -33,20 +33,24 @@ impl<'de: 'a, 'a> serde::Deserializer<'de> for Deserializer<'a> { use std::convert::TryInto; use ExprF::*; match self.0.as_ref().as_ref() { - NaturalLit(n) => match (*n).try_into() { - Ok(n64) => visitor.visit_u64(n64), - Err(_) => match (*n).try_into() { - Ok(n32) => visitor.visit_u32(n32), - Err(_) => unimplemented!(), - }, - }, - IntegerLit(n) => match (*n).try_into() { - Ok(n64) => visitor.visit_i64(n64), - Err(_) => match (*n).try_into() { - Ok(n32) => visitor.visit_i32(n32), - Err(_) => unimplemented!(), - }, - }, + NaturalLit(n) => { + if let Ok(n64) = (*n).try_into() { + visitor.visit_u64(n64) + } else if let Ok(n32) = (*n).try_into() { + visitor.visit_u32(n32) + } else { + unimplemented!() + } + } + IntegerLit(n) => { + if let Ok(n64) = (*n).try_into() { + visitor.visit_i64(n64) + } else if let Ok(n32) = (*n).try_into() { + visitor.visit_i32(n32) + } else { + unimplemented!() + } + } RecordLit(m) => visitor.visit_map( serde::de::value::MapDeserializer::new(m.iter().map( |(k, v)| (k.as_ref(), Deserializer(Cow::Borrowed(v))), |