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edb39c0d
编写于
8月 11, 2020
作者:
R
Ralf Jung
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差异文件
attempt to improve span_label docs
上级
a9025c57
变更
2
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并排
Showing
2 changed file
with
17 addition
and
12 deletion
+17
-12
src/librustc_errors/diagnostic.rs
src/librustc_errors/diagnostic.rs
+8
-7
src/librustc_errors/diagnostic_builder.rs
src/librustc_errors/diagnostic_builder.rs
+9
-5
未找到文件。
src/librustc_errors/diagnostic.rs
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edb39c0d
...
...
@@ -127,14 +127,15 @@ pub fn set_sort_span(&mut self, sp: Span) {
}
/// Adds a span/label to be included in the resulting snippet.
/// This label will be shown together with the original span/label used when creating the
/// diagnostic, *not* a span added by one of the `span_*` methods.
///
/// This is pushed onto the `MultiSpan` that was created when the
/// diagnostic was first built. If you don't call this function at
/// all, and you just supplied a `Span` to create the diagnostic,
/// then the snippet will just include that `Span`, which is
/// called the primary span.
/// This is pushed onto the [`MultiSpan`] that was created when the diagnostic
/// was first built. That means it will be shown together with the original
/// span/label, *not* a span added by one of the `span_{note,warn,help,suggestions}` methods.
///
/// This span is *not* considered a ["primary span"][`MultiSpan`]; only
/// the `Span` supplied when creating the diagnostic is primary.
///
/// [`MultiSpan`]: ../rustc_span/struct.MultiSpan.html
pub
fn
span_label
<
T
:
Into
<
String
>>
(
&
mut
self
,
span
:
Span
,
label
:
T
)
->
&
mut
Self
{
self
.span
.push_span_label
(
span
,
label
.into
());
self
...
...
src/librustc_errors/diagnostic_builder.rs
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edb39c0d
...
...
@@ -184,11 +184,15 @@ pub fn delay_as_bug(&mut self) {
}
/// Adds a span/label to be included in the resulting snippet.
/// This is pushed onto the `MultiSpan` that was created when the
/// diagnostic was first built. If you don't call this function at
/// all, and you just supplied a `Span` to create the diagnostic,
/// then the snippet will just include that `Span`, which is
/// called the primary span.
///
/// This is pushed onto the [`MultiSpan`] that was created when the diagnostic
/// was first built. That means it will be shown together with the original
/// span/label, *not* a span added by one of the `span_{note,warn,help,suggestions}` methods.
///
/// This span is *not* considered a ["primary span"][`MultiSpan`]; only
/// the `Span` supplied when creating the diagnostic is primary.
///
/// [`MultiSpan`]: ../rustc_span/struct.MultiSpan.html
pub
fn
span_label
(
&
mut
self
,
span
:
Span
,
label
:
impl
Into
<
String
>
)
->
&
mut
Self
{
self
.0
.diagnostic
.span_label
(
span
,
label
);
self
...
...
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