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-rw-r--r--serde_dhall/src/error.rs24
1 files changed, 16 insertions, 8 deletions
diff --git a/serde_dhall/src/error.rs b/serde_dhall/src/error.rs
index 23d1b02..896e8b9 100644
--- a/serde_dhall/src/error.rs
+++ b/serde_dhall/src/error.rs
@@ -1,21 +1,29 @@
use dhall::error::Error as DhallError;
-/// TODO
+/// Alias for a `Result` with the error type `serde_dhall::Error`.
pub type Result<T> = std::result::Result<T, Error>;
+/// Errors that can occur when deserializing Dhall data.
#[derive(Debug)]
-#[non_exhaustive]
-/// TODO
-pub enum Error {
+pub struct Error(pub(crate) ErrorKind);
+
+#[derive(Debug)]
+pub(crate) enum ErrorKind {
Dhall(DhallError),
Deserialize(String),
}
+impl From<ErrorKind> for Error {
+ fn from(kind: ErrorKind) -> Error {
+ Error(kind)
+ }
+}
+
impl std::fmt::Display for Error {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
- match self {
- Error::Dhall(err) => write!(f, "{}", err),
- Error::Deserialize(err) => write!(f, "{}", err),
+ match &self.0 {
+ ErrorKind::Dhall(err) => write!(f, "{}", err),
+ ErrorKind::Deserialize(err) => write!(f, "{}", err),
}
}
}
@@ -27,6 +35,6 @@ impl serde::de::Error for Error {
where
T: std::fmt::Display,
{
- Error::Deserialize(msg.to_string())
+ ErrorKind::Deserialize(msg.to_string()).into()
}
}