Fix operator highlighting tags applying too broadly

This commit is contained in:
Lukas Wirth 2022-09-20 14:33:44 +02:00
parent 7e8eac3fd7
commit 027bfd68ba
8 changed files with 27 additions and 26 deletions

View file

@ -87,9 +87,9 @@ fn punctuation(
let parent = token.parent();
let parent_kind = parent.as_ref().map_or(EOF, SyntaxNode::kind);
match (kind, parent_kind) {
(T![?], _) => HlTag::Operator(HlOperator::Other) | HlMod::ControlFlow,
(T![?], TRY_EXPR) => HlTag::Operator(HlOperator::Other) | HlMod::ControlFlow,
(T![&], BIN_EXPR) => HlOperator::Bitwise.into(),
(T![&], _) => {
(T![&], REF_EXPR) => {
let h = HlTag::Operator(HlOperator::Other).into();
let is_unsafe = parent
.and_then(ast::RefExpr::cast)
@ -100,7 +100,9 @@ fn punctuation(
h
}
}
(T![::] | T![->] | T![=>] | T![..] | T![=] | T![@] | T![.], _) => HlOperator::Other.into(),
(T![::] | T![->] | T![=>] | T![..] | T![..=] | T![=] | T![@] | T![.], _) => {
HlOperator::Other.into()
}
(T![!], MACRO_CALL | MACRO_RULES) => HlPunct::MacroBang.into(),
(T![!], NEVER_TYPE) => HlTag::BuiltinType.into(),
(T![!], PREFIX_EXPR) => HlOperator::Logical.into(),
@ -129,7 +131,7 @@ fn punctuation(
(T![+=] | T![-=] | T![*=] | T![/=] | T![%=], BIN_EXPR) => {
Highlight::from(HlOperator::Arithmetic) | HlMod::Mutable
}
(T![|] | T![&] | T![!] | T![^] | T![>>] | T![<<], BIN_EXPR) => HlOperator::Bitwise.into(),
(T![|] | T![&] | T![^] | T![>>] | T![<<], BIN_EXPR) => HlOperator::Bitwise.into(),
(T![|=] | T![&=] | T![^=] | T![>>=] | T![<<=], BIN_EXPR) => {
Highlight::from(HlOperator::Bitwise) | HlMod::Mutable
}
@ -137,7 +139,6 @@ fn punctuation(
(T![>] | T![<] | T![==] | T![>=] | T![<=] | T![!=], BIN_EXPR) => {
HlOperator::Comparison.into()
}
(_, PREFIX_EXPR | BIN_EXPR | RANGE_EXPR | RANGE_PAT | REST_PAT) => HlOperator::Other.into(),
(_, ATTR) => HlTag::AttributeBracket.into(),
(kind, _) => match kind {
T!['['] | T![']'] => HlPunct::Bracket,

View file

@ -48,15 +48,15 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="keyword">impl</span> <span class="struct">foo</span> <span class="brace">{</span>
<span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration public static">is_static</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration public reference">is_not_static</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration public reference">is_not_static</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="brace">}</span>
<span class="keyword">trait</span> <span class="trait declaration">t</span> <span class="brace">{</span>
<span class="keyword">fn</span> <span class="function associated declaration static trait">t_is_static</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="keyword">fn</span> <span class="function associated declaration reference trait">t_is_not_static</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="keyword">fn</span> <span class="function associated declaration reference trait">t_is_not_static</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="brace">}</span>
<span class="keyword">impl</span> <span class="trait">t</span> <span class="keyword">for</span> <span class="struct">foo</span> <span class="brace">{</span>
<span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration public static trait">is_static</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration public reference trait">is_not_static</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration public reference trait">is_not_static</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="brace">}</span></code></pre>

View file

@ -125,7 +125,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="comment documentation">/// ```sh</span>
<span class="comment documentation">/// echo 1</span>
<span class="comment documentation">/// ```</span>
<span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration public reference">foo</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">bool</span> <span class="brace">{</span>
<span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration public reference">foo</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">bool</span> <span class="brace">{</span>
<span class="bool_literal">true</span>
<span class="brace">}</span>
<span class="brace">}</span>

View file

@ -61,11 +61,11 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="brace">}</span>
<span class="keyword">trait</span> <span class="trait declaration">Bar</span> <span class="brace">{</span>
<span class="keyword">fn</span> <span class="function associated declaration reference trait">bar</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">i32</span><span class="semicolon">;</span>
<span class="keyword">fn</span> <span class="function associated declaration reference trait">bar</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">i32</span><span class="semicolon">;</span>
<span class="brace">}</span>
<span class="keyword">impl</span> <span class="trait">Bar</span> <span class="keyword">for</span> <span class="struct">Foo</span> <span class="brace">{</span>
<span class="keyword">fn</span> <span class="function associated declaration reference trait">bar</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">i32</span> <span class="brace">{</span>
<span class="keyword">fn</span> <span class="function associated declaration reference trait">bar</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">i32</span> <span class="brace">{</span>
<span class="self_keyword reference">self</span><span class="operator">.</span><span class="field">x</span>
<span class="brace">}</span>
<span class="brace">}</span>
@ -75,11 +75,11 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="value_param">f</span><span class="operator">.</span><span class="function associated consuming">baz</span><span class="parenthesis">(</span><span class="self_keyword consuming mutable">self</span><span class="parenthesis">)</span>
<span class="brace">}</span>
<span class="keyword">fn</span> <span class="function associated declaration mutable reference">qux</span><span class="parenthesis">(</span><span class="operator">&</span><span class="keyword">mut</span> <span class="self_keyword declaration mutable reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span>
<span class="keyword">fn</span> <span class="function associated declaration mutable reference">qux</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="keyword">mut</span> <span class="self_keyword declaration mutable reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span>
<span class="self_keyword mutable reference">self</span><span class="operator">.</span><span class="field">x</span> <span class="operator">=</span> <span class="numeric_literal">0</span><span class="semicolon">;</span>
<span class="brace">}</span>
<span class="keyword">fn</span> <span class="function associated declaration reference">quop</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">i32</span> <span class="brace">{</span>
<span class="keyword">fn</span> <span class="function associated declaration reference">quop</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">i32</span> <span class="brace">{</span>
<span class="self_keyword reference">self</span><span class="operator">.</span><span class="field">x</span>
<span class="brace">}</span>
<span class="brace">}</span>
@ -96,11 +96,11 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="value_param">f</span><span class="operator">.</span><span class="function associated">baz</span><span class="parenthesis">(</span><span class="self_keyword">self</span><span class="parenthesis">)</span>
<span class="brace">}</span>
<span class="keyword">fn</span> <span class="function associated declaration mutable reference">qux</span><span class="parenthesis">(</span><span class="operator">&</span><span class="keyword">mut</span> <span class="self_keyword declaration mutable reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span>
<span class="keyword">fn</span> <span class="function associated declaration mutable reference">qux</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="keyword">mut</span> <span class="self_keyword declaration mutable reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span>
<span class="self_keyword mutable reference">self</span><span class="operator">.</span><span class="field">x</span> <span class="operator">=</span> <span class="numeric_literal">0</span><span class="semicolon">;</span>
<span class="brace">}</span>
<span class="keyword">fn</span> <span class="function associated declaration reference">quop</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">u32</span> <span class="brace">{</span>
<span class="keyword">fn</span> <span class="function associated declaration reference">quop</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">u32</span> <span class="brace">{</span>
<span class="self_keyword reference">self</span><span class="operator">.</span><span class="field">x</span>
<span class="brace">}</span>
<span class="brace">}</span>

View file

@ -42,7 +42,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style>
<pre><code><span class="keyword">fn</span> <span class="function declaration">fixture</span><span class="parenthesis">(</span><span class="value_param declaration reference">ra_fixture</span><span class="colon">:</span> <span class="operator">&</span><span class="builtin_type">str</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<pre><code><span class="keyword">fn</span> <span class="function declaration">fixture</span><span class="parenthesis">(</span><span class="value_param declaration reference">ra_fixture</span><span class="colon">:</span> <span class="punctuation">&</span><span class="builtin_type">str</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="keyword">fn</span> <span class="function declaration">main</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span>
<span class="function">fixture</span><span class="parenthesis">(</span><span class="string_literal">r#"</span>

View file

@ -45,8 +45,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<pre><code>
<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="attribute attribute default_library library">derive</span><span class="parenthesis attribute">(</span><span class="parenthesis attribute">)</span><span class="attribute_bracket attribute">]</span>
<span class="keyword">struct</span> <span class="struct declaration">Foo</span><span class="angle">&lt;</span><span class="lifetime declaration">'a</span><span class="comma">,</span> <span class="lifetime declaration">'b</span><span class="comma">,</span> <span class="lifetime declaration">'c</span><span class="angle">&gt;</span> <span class="keyword">where</span> <span class="lifetime">'a</span><span class="colon">:</span> <span class="lifetime">'a</span><span class="comma">,</span> <span class="lifetime">'static</span><span class="colon">:</span> <span class="lifetime">'static</span> <span class="brace">{</span>
<span class="field declaration">field</span><span class="colon">:</span> <span class="operator">&</span><span class="lifetime">'a</span> <span class="parenthesis">(</span><span class="parenthesis">)</span><span class="comma">,</span>
<span class="field declaration">field2</span><span class="colon">:</span> <span class="operator">&</span><span class="lifetime">'static</span> <span class="parenthesis">(</span><span class="parenthesis">)</span><span class="comma">,</span>
<span class="field declaration">field</span><span class="colon">:</span> <span class="punctuation">&</span><span class="lifetime">'a</span> <span class="parenthesis">(</span><span class="parenthesis">)</span><span class="comma">,</span>
<span class="field declaration">field2</span><span class="colon">:</span> <span class="punctuation">&</span><span class="lifetime">'static</span> <span class="parenthesis">(</span><span class="parenthesis">)</span><span class="comma">,</span>
<span class="brace">}</span>
<span class="keyword">impl</span><span class="angle">&lt;</span><span class="lifetime declaration">'a</span><span class="angle">&gt;</span> <span class="struct">Foo</span><span class="angle">&lt;</span><span class="lifetime">'_</span><span class="comma">,</span> <span class="lifetime">'a</span><span class="comma">,</span> <span class="lifetime">'static</span><span class="angle">&gt;</span>
<span class="keyword">where</span>

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@ -62,16 +62,16 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
<span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panicking<span class="colon">:</span><span class="colon">:</span>panic<span class="parenthesis">(</span><span class="string_literal">"explicit panic"</span><span class="parenthesis">)</span>
<span class="parenthesis">)</span><span class="comma">,</span>
<span class="parenthesis">(</span><span class="punctuation">$</span>msg<span class="colon">:</span>literal <span class="punctuation">$</span><span class="parenthesis">(</span><span class="comma">,</span><span class="parenthesis">)</span><span class="operator control">?</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
<span class="parenthesis">(</span><span class="punctuation">$</span>msg<span class="colon">:</span>literal <span class="punctuation">$</span><span class="parenthesis">(</span><span class="comma">,</span><span class="parenthesis">)</span><span class="punctuation">?</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
<span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panicking<span class="colon">:</span><span class="colon">:</span>panic<span class="parenthesis">(</span><span class="punctuation">$</span>msg<span class="parenthesis">)</span>
<span class="parenthesis">)</span><span class="comma">,</span>
<span class="comment">// Use `panic_str` instead of `panic_display::&lt;&str&gt;` for non_fmt_panic lint.</span>
<span class="parenthesis">(</span><span class="punctuation">$</span>msg<span class="colon">:</span>expr <span class="punctuation">$</span><span class="parenthesis">(</span><span class="comma">,</span><span class="parenthesis">)</span><span class="operator control">?</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
<span class="parenthesis">(</span><span class="punctuation">$</span>msg<span class="colon">:</span>expr <span class="punctuation">$</span><span class="parenthesis">(</span><span class="comma">,</span><span class="parenthesis">)</span><span class="punctuation">?</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
<span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panicking<span class="colon">:</span><span class="colon">:</span>panic_str<span class="parenthesis">(</span><span class="punctuation">$</span>msg<span class="parenthesis">)</span>
<span class="parenthesis">)</span><span class="comma">,</span>
<span class="comment">// Special-case the single-argument case for const_panic.</span>
<span class="parenthesis">(</span><span class="string_literal">"{}"</span><span class="comma">,</span> <span class="punctuation">$</span>arg<span class="colon">:</span>expr <span class="punctuation">$</span><span class="parenthesis">(</span><span class="comma">,</span><span class="parenthesis">)</span><span class="operator control">?</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
<span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panicking<span class="colon">:</span><span class="colon">:</span>panic_display<span class="parenthesis">(</span><span class="operator">&</span><span class="punctuation">$</span>arg<span class="parenthesis">)</span>
<span class="parenthesis">(</span><span class="string_literal">"{}"</span><span class="comma">,</span> <span class="punctuation">$</span>arg<span class="colon">:</span>expr <span class="punctuation">$</span><span class="parenthesis">(</span><span class="comma">,</span><span class="parenthesis">)</span><span class="punctuation">?</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
<span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panicking<span class="colon">:</span><span class="colon">:</span>panic_display<span class="parenthesis">(</span><span class="punctuation">&</span><span class="punctuation">$</span>arg<span class="parenthesis">)</span>
<span class="parenthesis">)</span><span class="comma">,</span>
<span class="parenthesis">(</span><span class="punctuation">$</span>fmt<span class="colon">:</span>expr<span class="comma">,</span> <span class="punctuation">$</span><span class="parenthesis">(</span><span class="punctuation">$</span>arg<span class="colon">:</span>tt<span class="parenthesis">)</span><span class="punctuation">+</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
<span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panicking<span class="colon">:</span><span class="colon">:</span>panic_fmt<span class="parenthesis">(</span><span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>const_format_args<span class="punctuation">!</span><span class="parenthesis">(</span><span class="punctuation">$</span>fmt<span class="comma">,</span> <span class="punctuation">$</span><span class="parenthesis">(</span><span class="punctuation">$</span>arg<span class="parenthesis">)</span><span class="punctuation">+</span><span class="parenthesis">)</span><span class="parenthesis">)</span>

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@ -49,7 +49,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="brace">}</span>
<span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">unsafe_deref</span> <span class="brace">{</span>
<span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="brace">{</span>
<span class="punctuation">*</span><span class="parenthesis">(</span><span class="operator">&</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="keyword">as</span> <span class="punctuation">*</span><span class="keyword">const</span> <span class="parenthesis">(</span><span class="parenthesis">)</span><span class="parenthesis">)</span>
<span class="punctuation">*</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="keyword">as</span> <span class="punctuation">*</span><span class="keyword">const</span> <span class="parenthesis">(</span><span class="parenthesis">)</span><span class="parenthesis">)</span>
<span class="brace">}</span><span class="semicolon">;</span>
<span class="brace">}</span>
<span class="keyword">static</span> <span class="keyword">mut</span> <span class="static declaration mutable unsafe">MUT_GLOBAL</span><span class="colon">:</span> <span class="struct">Struct</span> <span class="operator">=</span> <span class="struct">Struct</span> <span class="brace">{</span> <span class="field">field</span><span class="colon">:</span> <span class="numeric_literal">0</span> <span class="brace">}</span><span class="semicolon">;</span>
@ -63,7 +63,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="keyword">struct</span> <span class="struct declaration">Struct</span> <span class="brace">{</span> <span class="field declaration">field</span><span class="colon">:</span> <span class="builtin_type">i32</span> <span class="brace">}</span>
<span class="keyword">impl</span> <span class="struct">Struct</span> <span class="brace">{</span>
<span class="keyword unsafe">unsafe</span> <span class="keyword">fn</span> <span class="function associated declaration reference unsafe">unsafe_method</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="keyword unsafe">unsafe</span> <span class="keyword">fn</span> <span class="function associated declaration reference unsafe">unsafe_method</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="brace">}</span>
<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">repr</span><span class="parenthesis attribute">(</span><span class="none attribute">packed</span><span class="parenthesis attribute">)</span><span class="attribute_bracket attribute">]</span>
@ -78,11 +78,11 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="keyword">fn</span> <span class="function declaration">unsafe_trait_bound</span><span class="angle">&lt;</span><span class="type_param declaration">T</span><span class="colon">:</span> <span class="trait">UnsafeTrait</span><span class="angle">&gt;</span><span class="parenthesis">(</span><span class="punctuation">_</span><span class="colon">:</span> <span class="type_param">T</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="keyword">trait</span> <span class="trait declaration">DoTheAutoref</span> <span class="brace">{</span>
<span class="keyword">fn</span> <span class="function associated declaration reference trait">calls_autoref</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span><span class="semicolon">;</span>
<span class="keyword">fn</span> <span class="function associated declaration reference trait">calls_autoref</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span><span class="semicolon">;</span>
<span class="brace">}</span>
<span class="keyword">impl</span> <span class="trait">DoTheAutoref</span> <span class="keyword">for</span> <span class="builtin_type">u16</span> <span class="brace">{</span>
<span class="keyword">fn</span> <span class="function associated declaration reference trait">calls_autoref</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="keyword">fn</span> <span class="function associated declaration reference trait">calls_autoref</span><span class="parenthesis">(</span><span class="punctuation">&</span><span class="self_keyword declaration reference">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
<span class="brace">}</span>
<span class="keyword">fn</span> <span class="function declaration">main</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span>