Make the project be a workspace

meilidb-core/src/error.rs

@@ -0,0 +1,75 @@
+use std::{error, fmt};
+use crate::serde::SerializerError;
+
+pub type MResult<T> = Result<T, Error>;
+
+#[derive(Debug)]
+pub enum Error {
+    SchemaDiffer,
+    SchemaMissing,
+    WordIndexMissing,
+    MissingDocumentId,
+    RkvError(rkv::StoreError),
+    FstError(fst::Error),
+    RmpDecodeError(rmp_serde::decode::Error),
+    RmpEncodeError(rmp_serde::encode::Error),
+    BincodeError(bincode::Error),
+    SerializerError(SerializerError),
+}
+
+impl From<rkv::StoreError> for Error {
+    fn from(error: rkv::StoreError) -> Error {
+        Error::RkvError(error)
+    }
+}
+
+impl From<fst::Error> for Error {
+    fn from(error: fst::Error) -> Error {
+        Error::FstError(error)
+    }
+}
+
+impl From<rmp_serde::decode::Error> for Error {
+    fn from(error: rmp_serde::decode::Error) -> Error {
+        Error::RmpDecodeError(error)
+    }
+}
+
+impl From<rmp_serde::encode::Error> for Error {
+    fn from(error: rmp_serde::encode::Error) -> Error {
+        Error::RmpEncodeError(error)
+    }
+}
+
+impl From<bincode::Error> for Error {
+    fn from(error: bincode::Error) -> Error {
+        Error::BincodeError(error)
+    }
+}
+
+impl From<SerializerError> for Error {
+    fn from(error: SerializerError) -> Error {
+        Error::SerializerError(error)
+    }
+}
+
+impl fmt::Display for Error {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        use self::Error::*;
+        match self {
+            SchemaDiffer => write!(f, "schemas differ"),
+            SchemaMissing => write!(f, "this index does not have a schema"),
+            WordIndexMissing => write!(f, "this index does not have a word index"),
+            MissingDocumentId => write!(f, "document id is missing"),
+            RkvError(e) => write!(f, "rkv error; {}", e),
+            FstError(e) => write!(f, "fst error; {}", e),
+            RmpDecodeError(e) => write!(f, "rmp decode error; {}", e),
+            RmpEncodeError(e) => write!(f, "rmp encode error; {}", e),
+            BincodeError(e) => write!(f, "bincode error; {}", e),
+            SerializerError(e) => write!(f, "serializer error; {}", e),
+        }
+    }
+}
+
+impl error::Error for Error { }
+