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Highlight never type as BuiltinType

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This commit is contained in:
Lukas Wirth 2020-10-26 22:27:28 +01:00
parent db2c379bae
commit 269e67312d
3 changed files with 15 additions and 0 deletions
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3
crates/ide/src/syntax_highlighting.rs
View file

@ -562,6 +562,9 @@ fn highlight_element(
T![!] if element.parent().and_then(ast::MacroCall::cast).is_some() => {
HighlightTag::Macro.into()
}
T![!] if element.parent().and_then(ast::NeverType::cast).is_some() => {
HighlightTag::BuiltinType.into()
}
T![*] if element.parent().and_then(ast::PtrType::cast).is_some() => {
HighlightTag::Keyword.into()
}

6
crates/ide/src/syntax_highlighting/test_data/highlighting.html
View file

@ -110,6 +110,10 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="function">foo</span><span class="operator">::</span><span class="punctuation">&lt;</span><span class="lifetime">'a</span><span class="punctuation">,</span> <span class="builtin_type">i32</span><span class="punctuation">&gt;</span><span class="punctuation">(</span><span class="punctuation">)</span>
<span class="punctuation">}</span>
<span class="keyword">fn</span> <span class="function declaration">never</span><span class="punctuation">(</span><span class="punctuation">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">!</span> <span class="punctuation">{</span>
<span class="keyword control">loop</span> <span class="punctuation">{</span><span class="punctuation">}</span>
<span class="punctuation">}</span>
<span class="keyword">use</span> <span class="module">ops</span><span class="operator">::</span><span class="trait">Fn</span><span class="punctuation">;</span>
<span class="keyword">fn</span> <span class="function declaration">baz</span><span class="punctuation">&lt;</span><span class="type_param declaration">F</span><span class="punctuation">:</span> <span class="trait">Fn</span><span class="punctuation">(</span><span class="punctuation">)</span> <span class="operator">-&gt;</span> <span class="punctuation">(</span><span class="punctuation">)</span><span class="punctuation">&gt;</span><span class="punctuation">(</span><span class="value_param declaration callable">f</span><span class="punctuation">:</span> <span class="type_param">F</span><span class="punctuation">)</span> <span class="punctuation">{</span>
<span class="value_param callable">f</span><span class="punctuation">(</span><span class="punctuation">)</span>
@ -179,6 +183,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="keyword">let</span> <span class="variable declaration">baz</span> <span class="operator">=</span> <span class="numeric_literal">-</span><span class="numeric_literal">42</span><span class="punctuation">;</span>
<span class="keyword">let</span> <span class="variable declaration">baz</span> <span class="operator">=</span> <span class="operator">-</span><span class="variable">baz</span><span class="punctuation">;</span>
<span class="keyword">let</span> <span class="punctuation">_</span> <span class="operator">=</span> <span class="operator">!</span><span class="bool_literal">true</span><span class="punctuation">;</span>
<span class="punctuation">}</span>
<span class="keyword">enum</span> <span class="enum declaration">Option</span><span class="punctuation">&lt;</span><span class="type_param declaration">T</span><span class="punctuation">&gt;</span> <span class="punctuation">{</span>

6
crates/ide/src/syntax_highlighting/tests.rs
View file

@ -84,6 +84,10 @@ fn foo<'a, T>() -> T {
foo::<'a, i32>()
}
fn never() -> ! {
loop {}
}
use ops::Fn;
fn baz<F: Fn() -> ()>(f: F) {
f()
@ -153,6 +157,8 @@ fn main() {
let baz = -42;
let baz = -baz;
let _ = !true;
}
enum Option<T> {