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Use IntoError to have less noise in the error construction code

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This commit is contained in:
Matthias Beyer 2016-05-27 10:38:35 +02:00
parent 2e80c29f47
commit 98b39bbfa8
1 changed files with 8 additions and 9 deletions
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17
libimagentrylink/src/internal.rs
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@ -4,8 +4,9 @@ use libimagstore::storeid::StoreId;
use libimagstore::store::Entry;
use libimagstore::store::EntryHeader;
use libimagstore::store::Result as StoreResult;
use libimagerror::into::IntoError;
use error::{LinkError, LinkErrorKind};
use error::LinkErrorKind as LEK;
use result::Result;
use toml::Value;
@ -50,7 +51,7 @@ impl InternalLinker for Entry {
let new_links = links_into_values(new_links);
if new_links.iter().any(|o| o.is_none()) {
return Err(LinkError::new(LinkErrorKind::InternalConversionError, None));
return Err(LEK::InternalConversionError.into());
}
let new_links = new_links.into_iter().map(|o| o.unwrap()).collect();
process_rw_result(self.get_header_mut().set("imag.links", Value::Array(new_links)))
@ -109,7 +110,7 @@ fn rewrite_links(header: &mut EntryHeader, links: Vec<StoreId>) -> Result<()> {
if links.iter().any(|o| o.is_none()) {
// if any type convert failed we fail as well
Err(LinkError::new(LinkErrorKind::InternalConversionError, None))
Err(LEK::InternalConversionError.into())
} else {
// I know it is ugly
let links = links.into_iter().map(|opt| opt.unwrap()).collect();
@ -126,7 +127,7 @@ fn add_foreign_link(target: &mut Entry, from: StoreId) -> Result<()> {
links.push(from);
let links = links_into_values(links);
if links.iter().any(|o| o.is_none()) {
Err(LinkError::new(LinkErrorKind::InternalConversionError, None))
Err(LEK::InternalConversionError.into())
} else {
let links = links.into_iter().map(|opt| opt.unwrap()).collect();
process_rw_result(target.get_header_mut().set("imag.links", Value::Array(links)))
@ -138,9 +139,7 @@ fn add_foreign_link(target: &mut Entry, from: StoreId) -> Result<()> {
fn process_rw_result(links: StoreResult<Option<Value>>) -> Result<Vec<Link>> {
if links.is_err() {
debug!("RW action on store failed. Generating LinkError");
let lerr = LinkError::new(LinkErrorKind::EntryHeaderReadError,
Some(Box::new(links.unwrap_err())));
return Err(lerr);
return Err(LEK::EntryHeaderReadError.into_error_with_cause(Box::new(links.unwrap_err())))
}
let links = links.unwrap();
@ -155,7 +154,7 @@ fn process_rw_result(links: StoreResult<Option<Value>>) -> Result<Vec<Link>> {
Value::Array(a) => a,
_ => {
debug!("We expected an Array for the links, but there was a non-Array!");
return Err(LinkError::new(LinkErrorKind::ExistingLinkTypeWrong, None));
return Err(LEK::ExistingLinkTypeWrong.into());
},
}
};
@ -163,7 +162,7 @@ fn process_rw_result(links: StoreResult<Option<Value>>) -> Result<Vec<Link>> {
if !links.iter().all(|l| is_match!(*l, Value::String(_))) {
debug!("At least one of the Values which were expected in the Array of links is a non-String!");
debug!("Generating LinkError");
return Err(LinkError::new(LinkErrorKind::ExistingLinkTypeWrong, None));
return Err(LEK::ExistingLinkTypeWrong.into());
}
let links : Vec<Link> = links.into_iter()