Auto merge of #102842 - rol1510:issue-85566-fix, r=notriddle
rustdoc: change trait bound formatting Fixes #85566 Before <img width="268" alt="image" src="https://user-images.githubusercontent.com/29011024/208326689-cc9b4bae-529c-473c-81e2-fc5ddb738f07.png"> Now <img width="268" alt="image" src="https://user-images.githubusercontent.com/29011024/216216918-d7923787-3e3b-486d-9735-4cecd2988dba.png">
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319b88c463
@ -353,7 +353,11 @@ pub(crate) fn print_where_clause<'a, 'tcx: 'a>(
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} else {
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let mut br_with_padding = String::with_capacity(6 * indent + 28);
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br_with_padding.push_str("<br>");
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for _ in 0..indent + 4 {
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let padding_amout =
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if ending == Ending::Newline { indent + 4 } else { indent + "fn where ".len() };
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for _ in 0..padding_amout {
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br_with_padding.push_str(" ");
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}
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let where_preds = where_preds.to_string().replace("<br>", &br_with_padding);
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@ -367,8 +371,12 @@ pub(crate) fn print_where_clause<'a, 'tcx: 'a>(
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if indent == 0 {
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format!("<br><span class=\"where\">where{where_preds}</span>")
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} else {
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// put the first one on the same line as the 'where' keyword
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let where_preds = where_preds.replacen(&br_with_padding, " ", 1);
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let mut clause = br_with_padding;
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clause.truncate(clause.len() - 4);
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clause.truncate(clause.len() - "where ".len());
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write!(clause, "<span class=\"where\">where{where_preds}</span>")?;
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clause
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}
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@ -645,6 +645,10 @@ fn item_trait(w: &mut Buffer, cx: &mut Context<'_>, it: &clean::Item, t: &clean:
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if count_consts != 0 && count_methods != 0 {
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w.write_str("\n");
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}
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if !required_methods.is_empty() {
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write!(w, " // Required method{}\n", pluralize(required_methods.len()));
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}
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for (pos, m) in required_methods.iter().enumerate() {
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render_assoc_item(
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w,
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@ -663,6 +667,10 @@ fn item_trait(w: &mut Buffer, cx: &mut Context<'_>, it: &clean::Item, t: &clean:
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if !required_methods.is_empty() && !provided_methods.is_empty() {
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w.write_str("\n");
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}
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if !provided_methods.is_empty() {
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write!(w, " // Provided method{}\n", pluralize(provided_methods.len()));
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}
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for (pos, m) in provided_methods.iter().enumerate() {
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render_assoc_item(
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w,
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@ -672,16 +680,8 @@ fn item_trait(w: &mut Buffer, cx: &mut Context<'_>, it: &clean::Item, t: &clean:
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cx,
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RenderMode::Normal,
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);
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match *m.kind {
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clean::MethodItem(ref inner, _)
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if !inner.generics.where_predicates.is_empty() =>
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{
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w.write_str(",\n { ... }\n");
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}
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_ => {
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w.write_str(" { ... }\n");
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}
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}
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if pos < provided_methods.len() - 1 {
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w.write_str("<span class=\"item-spacer\"></span>");
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@ -1176,6 +1176,7 @@ a.test-arrow:hover {
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.item-spacer {
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width: 100%;
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height: 12px;
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display: block;
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}
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.out-of-band > span.since {
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@ -4,3 +4,15 @@ pub trait Foo {
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fn bar(&self);
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fn foo(&mut self) {}
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}
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pub trait Bar {
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fn bar(&self);
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fn foo1(&mut self) {}
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fn foo2(&mut self) {}
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}
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pub trait Baz {
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fn bar1(&self);
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fn bar2(&self);
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fn foo(&mut self) {}
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}
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@ -1,7 +1,9 @@
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<code>pub trait Write {
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// Required methods
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fn <a href="#tymethod.poll_write" class="fn">poll_write</a>(<br />        self: <a class="enum" href="{{channel}}/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="{{channel}}/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>>,<br />        cx: &mut <a class="enum" href="{{channel}}/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="{{channel}}/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>>,<br />        buf: &mut [<a class="primitive" href="{{channel}}/std/primitive.usize.html">usize</a>]<br />    ) -> <a class="enum" href="{{channel}}/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="enum" href="{{channel}}/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="{{channel}}/std/primitive.usize.html">usize</a>, <a class="struct" href="struct.Error.html" title="struct foo::Error">Error</a>>>;
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<span class="item-spacer" /> fn <a href="#tymethod.poll_flush" class="fn">poll_flush</a>(<br />        self: <a class="enum" href="{{channel}}/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="{{channel}}/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>>,<br />        cx: &mut <a class="enum" href="{{channel}}/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="{{channel}}/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>><br />    ) -> <a class="enum" href="{{channel}}/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="enum" href="{{channel}}/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="{{channel}}/std/primitive.unit.html">()</a>, <a class="struct" href="struct.Error.html" title="struct foo::Error">Error</a>>>;
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<span class="item-spacer" /> fn <a href="#tymethod.poll_close" class="fn">poll_close</a>(<br />        self: <a class="enum" href="{{channel}}/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="{{channel}}/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>>,<br />        cx: &mut <a class="enum" href="{{channel}}/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="{{channel}}/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>><br />    ) -> <a class="enum" href="{{channel}}/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="enum" href="{{channel}}/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="{{channel}}/std/primitive.unit.html">()</a>, <a class="struct" href="struct.Error.html" title="struct foo::Error">Error</a>>>;
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// Provided method
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fn <a href="#method.poll_write_vectored" class="fn">poll_write_vectored</a>(<br />        self: <a class="enum" href="{{channel}}/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="{{channel}}/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>>,<br />        cx: &mut <a class="enum" href="{{channel}}/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="{{channel}}/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>>,<br />        bufs: &[<a class="primitive" href="{{channel}}/std/primitive.usize.html">usize</a>]<br />    ) -> <a class="enum" href="{{channel}}/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="enum" href="{{channel}}/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="{{channel}}/std/primitive.usize.html">usize</a>, <a class="struct" href="struct.Error.html" title="struct foo::Error">Error</a>>> { ... }
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}</code>
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@ -4,6 +4,18 @@
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extern crate inline_default_methods;
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// @has inline_default_methods/trait.Foo.html
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// @has - '//pre[@class="rust item-decl"]' 'fn bar(&self);'
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// @has - '//pre[@class="rust item-decl"]' 'fn foo(&mut self) { ... }'
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// @has - '//pre[@class="rust item-decl"]' '// Required method fn bar(&self);'
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// @has - '//pre[@class="rust item-decl"]' '// Provided method fn foo(&mut self)'
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pub use inline_default_methods::Foo;
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// @has inline_default_methods/trait.Bar.html
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// @has - '//pre[@class="rust item-decl"]' '// Required method fn bar(&self);'
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// @has - '//pre[@class="rust item-decl"]' '// Provided methods fn foo1(&mut self)'
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// @has - '//pre[@class="rust item-decl"]' 'fn foo2(&mut self)'
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pub use inline_default_methods::Bar;
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// @has inline_default_methods/trait.Baz.html
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// @has - '//pre[@class="rust item-decl"]' '// Required methods fn bar1(&self);'
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// @has - '//pre[@class="rust item-decl"]' 'fn bar2(&self);'
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// @has - '//pre[@class="rust item-decl"]' '// Provided method fn foo(&mut self)'
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pub use inline_default_methods::Baz;
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@ -5,7 +5,7 @@
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extern crate issue_85454;
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// @has foo/trait.FromResidual.html
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// @has - '//pre[@class="rust item-decl"]' 'pub trait FromResidual<R = <Self as Try>::Residual> { fn from_residual(residual: R) -> Self; }'
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// @has - '//pre[@class="rust item-decl"]' 'pub trait FromResidual<R = <Self as Try>::Residual> { // Required method fn from_residual(residual: R) -> Self; }'
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pub trait FromResidual<R = <Self as Try>::Residual> {
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fn from_residual(residual: R) -> Self;
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}
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@ -24,6 +24,6 @@ pub enum ControlFlow<B, C = ()> {
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pub mod reexport {
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// @has foo/reexport/trait.FromResidual.html
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// @has - '//pre[@class="rust item-decl"]' 'pub trait FromResidual<R = <Self as Try>::Residual> { fn from_residual(residual: R) -> Self; }'
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// @has - '//pre[@class="rust item-decl"]' 'pub trait FromResidual<R = <Self as Try>::Residual> { // Required method fn from_residual(residual: R) -> Self; }'
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pub use issue_85454::*;
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}
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@ -1,8 +1,8 @@
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<pre class="rust item-decl"><code>pub trait TraitWhere {
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type <a href="#associatedtype.Item" class="associatedtype">Item</a><'a><br />    <span class="where">where<br />        Self: 'a</span>;
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type <a href="#associatedtype.Item" class="associatedtype">Item</a><'a><br />       <span class="where">where Self: 'a</span>;
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fn <a href="#method.func" class="fn">func</a>(self)<br />    <span class="where">where<br />        Self: <a class="trait" href="{{channel}}/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a></span>,
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{ ... }
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<span class="item-spacer" /> fn <a href="#method.lines" class="fn">lines</a>(self) -> <a class="struct" href="{{channel}}/std/io/struct.Lines.html" title="struct std::io::Lines">Lines</a><Self><br />    <span class="where">where<br />        Self: <a class="trait" href="{{channel}}/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a></span>,
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{ ... }
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// Provided methods
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fn <a href="#method.func" class="fn">func</a>(self)<br />       <span class="where">where Self: <a class="trait" href="{{channel}}/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a></span> { ... }
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<span class="item-spacer" /> fn <a href="#method.lines" class="fn">lines</a>(self) -> <a class="struct" href="{{channel}}/std/io/struct.Lines.html" title="struct std::io::Lines">Lines</a><Self><br />       <span class="where">where Self: <a class="trait" href="{{channel}}/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a></span> { ... }
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<span class="item-spacer" /> fn <a href="#method.merge" class="fn">merge</a><T>(self, a: T)<br />       <span class="where">where Self: <a class="trait" href="{{channel}}/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br />             T: <a class="trait" href="{{channel}}/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a></span> { ... }
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}</code></pre>
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@ -41,6 +41,12 @@ fn lines(self) -> Lines<Self>
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where
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Self: Sized,
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{ todo!() }
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fn merge<T>(self, a: T)
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where
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Self: Sized,
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T: Sized,
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{ todo!() }
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}
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// @has foo/struct.Echo.html '//*[@class="impl"]//h3[@class="code-header"]' \
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@ -1,6 +1,7 @@
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<pre class="rust item-decl"><code>pub trait ToOwned<T><span class="where fmt-newline">where<br />    T: <a class="trait" href="{{channel}}/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,</span>{
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type <a href="#associatedtype.Owned" class="associatedtype">Owned</a>;
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// Required methods
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fn <a href="#tymethod.to_owned" class="fn">to_owned</a>(&self) -> Self::<a class="associatedtype" href="trait.ToOwned.html#associatedtype.Owned" title="type foo::ToOwned::Owned">Owned</a>;
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<span class="item-spacer" /> fn <a href="#tymethod.whatever" class="fn">whatever</a>(&self) -> T;
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}</code></pre>
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@ -1,6 +1,7 @@
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<pre class="rust item-decl"><code>pub trait ToOwned2<T: <a class="trait" href="{{channel}}/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>> {
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type <a href="#associatedtype.Owned" class="associatedtype">Owned</a>;
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// Required methods
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fn <a href="#tymethod.to_owned" class="fn">to_owned</a>(&self) -> Self::<a class="associatedtype" href="trait.ToOwned2.html#associatedtype.Owned" title="type foo::ToOwned2::Owned">Owned</a>;
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<span class="item-spacer" /> fn <a href="#tymethod.whatever" class="fn">whatever</a>(&self) -> T;
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}</code></pre>
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