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Add caused_by field in StorageBackend

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Matthias Beyer 2015-11-28 14:06:03 +01:00
parent 455d6e88ed
commit 21d889e1e2
1 changed files with 5 additions and 5 deletions
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10
src/storage/backend.rs
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@ -241,17 +241,17 @@ impl StorageBackend {
} }
#[derive(Debug)] #[derive(Debug)]
pub struct StorageBackendError { pub struct StorageBackendError<'a> {
pub action: String, // The file system action in words pub action: String, // The file system action in words
pub desc: String, // A short description pub desc: String, // A short description
pub data_dump: Option<String>, // Data dump, if any pub data_dump: Option<String>, // Data dump, if any
pub caused_by: Option<Box<Error>>, // caused from this error pub caused_by: Option<Box<Error>>, // caused from this error
} }
impl StorageBackendError { impl<'a> StorageBackendError<'a> {
fn new(action: String, fn new(action: String,
desc : String, desc : String,
data : Option<String>) -> StorageBackendError data : Option<String>) -> StorageBackendError<'a>
{ {
StorageBackendError { StorageBackendError {
action: action, action: action,
@ -275,7 +275,7 @@ impl StorageBackendError {
} }
impl Error for StorageBackendError { impl<'a> Error for StorageBackendError<'a> {
fn description(&self) -> &str { fn description(&self) -> &str {
&self.desc[..] &self.desc[..]
@ -287,7 +287,7 @@ impl Error for StorageBackendError {
} }
impl Display for StorageBackendError { impl<'a> Display for StorageBackendError<'a> {
fn fmt(&self, f: &mut Formatter) -> FMTResult { fn fmt(&self, f: &mut Formatter) -> FMTResult {
write!(f, "StorageBackendError[{}]: {}", write!(f, "StorageBackendError[{}]: {}",
self.action, self.desc) self.action, self.desc)