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Simplify storage of source and backtrace attrs

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This commit is contained in:
David Tolnay 2019-10-12 16:22:47 -07:00
parent cb73bf9ccc
commit f16952290d
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GPG key ID: F9BA143B95FF6D82
2 changed files with 12 additions and 28 deletions
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11
impl/src/valid.rs
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@ -67,13 +67,13 @@ impl Field<'_> {
fn check_no_source_or_backtrace(attrs: &Attrs) -> Result<()> {
if let Some(source) = &attrs.source {
return Err(Error::new_spanned(
source.original,
source,
"not expected here; the #[source] attribute belongs on a specific field",
));
}
if let Some(backtrace) = &attrs.backtrace {
return Err(Error::new_spanned(
backtrace.original,
backtrace,
"not expected here; the #[backtrace] attribute belongs on a specific field",
));
}
@ -86,17 +86,14 @@ fn check_no_duplicate_source_or_backtrace(fields: &[Field]) -> Result<()> {
for field in fields {
if let Some(source) = &field.attrs.source {
if has_source {
return Err(Error::new_spanned(
source.original,
"duplicate #[source] attribute",
));
return Err(Error::new_spanned(source, "duplicate #[source] attribute"));
}
has_source = true;
}
if let Some(backtrace) = &field.attrs.backtrace {
if has_backtrace {
return Err(Error::new_spanned(
backtrace.original,
backtrace,
"duplicate #[backtrace] attribute",
));
}