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Add more context in error messages

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Signed-off-by: Matthias Beyer <mail@beyermatthias.de>
This commit is contained in:
Matthias Beyer 2019-05-18 00:14:34 +02:00
parent d8bcb8ca8e
commit c7ea58eda2
2 changed files with 8 additions and 3 deletions
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9
lib/entry/libimagentrygps/src/entry.rs
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@ -60,11 +60,16 @@ impl GPSEntry for Entry {
self.get_header_mut()
.insert("gps.coordinates", c.into())
.map(|_| ())
.context(format_err!("Error while inserting header 'gps.coordinates' in '{}'", self.get_location()))
.map_err(Error::from)
}
fn get_coordinates(&self) -> Result<Option<Coordinates>> {
match self.get_header().read("gps.coordinates").map_err(Error::from)? {
match self
.get_header()
.read("gps.coordinates")
.context(format_err!("Error while reading header 'gps.coordinates' in '{}'", self.get_location()))?
{
Some(hdr) => Coordinates::from_value(hdr).map(Some),
None => Ok(None),
}
@ -89,7 +94,7 @@ impl GPSEntry for Entry {
let hdr = self.get_header_mut();
for pattern in patterns.iter() {
let _ = hdr.delete(pattern)
.map_err(Error::from)
.context(format_err!("Error while deleting header '{}'", pattern))
.context("Error writing header")?;
}

2
lib/entry/libimagentrygps/src/lib.rs
View file

@ -38,7 +38,7 @@
extern crate toml;
extern crate toml_query;
#[macro_use] extern crate serde_derive;
extern crate failure;
#[macro_use] extern crate failure;
extern crate libimagstore;
extern crate libimagerror;