gluesql_csv_storage/
error.rs

1use {gluesql_core::error::Error, thiserror::Error};
2
3pub trait ResultExt<T, E: ToString> {
4    fn map_storage_err(self) -> Result<T, Error>;
5}
6
7impl<T, E: ToString> ResultExt<T, E> for std::result::Result<T, E> {
8    fn map_storage_err(self) -> Result<T, Error> {
9        self.map_err(|e| e.to_string()).map_err(Error::StorageMsg)
10    }
11}
12
13pub trait OptionExt<T, E: ToString> {
14    fn map_storage_err(self, error: E) -> Result<T, Error>;
15}
16
17impl<T, E: ToString> OptionExt<T, E> for std::option::Option<T> {
18    fn map_storage_err(self, error: E) -> Result<T, Error> {
19        self.ok_or_else(|| error.to_string())
20            .map_err(Error::StorageMsg)
21    }
22}
23
24impl From<CsvStorageError> for Error {
25    fn from(error: CsvStorageError) -> Self {
26        Error::StorageMsg(error.to_string())
27    }
28}
29
30#[derive(Error, Debug)]
31pub enum CsvStorageError {
32    #[error("file not found")]
33    FileNotFound,
34
35    #[error("table does not exist")]
36    TableDoesNotExist,
37
38    #[error("table name does not match with file")]
39    TableNameDoesNotMatchWithFile,
40
41    #[error("unreachable map type data row found")]
42    UnreachableMapTypeDataRowFound,
43
44    #[error("unreachable vector data row type found")]
45    UnreachableVecTypeDataRowTypeFound,
46}
gluesql_csv_storage/error.rs

gluesql_csv_storage/
error.rs
