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Emit more detailed highlighting for %, >>, <<

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This commit is contained in:
Luna Razzaghipour 2022-03-07 20:16:03 +11:00
parent 5fae65dd28
commit 6da1228898
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GPG Key ID: 1A3A9C4A5CDB108B
3 changed files with 85 additions and 4 deletions
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8
crates/ide/src/syntax_highlighting/highlight.rs
View File

@ -123,12 +123,12 @@ fn punctuation(sema: &Semantics<RootDatabase>, token: SyntaxToken, kind: SyntaxK
}
.into()
}
(T![+] | T![-] | T![*] | T![/], BIN_EXPR) => HlOperator::Arithmetic.into(),
(T![+=] | T![-=] | T![*=] | T![/=], BIN_EXPR) => {
(T![+] | T![-] | T![*] | T![/] | T![%], BIN_EXPR) => HlOperator::Arithmetic.into(),
(T![+=] | T![-=] | T![*=] | T![/=] | T![%=], BIN_EXPR) => {
Highlight::from(HlOperator::Arithmetic) | HlMod::Mutable
}
(T![|] | T![&] | T![!] | T![^], BIN_EXPR) => HlOperator::Bitwise.into(),
(T![|=] | T![&=] | T![^=], BIN_EXPR) => {
(T![|] | T![&] | T![!] | T![^] | T![>>] | T![<<], BIN_EXPR) => HlOperator::Bitwise.into(),
(T![|=] | T![&=] | T![^=] | T![>>=] | T![<<=], BIN_EXPR) => {
Highlight::from(HlOperator::Bitwise) | HlMod::Mutable
}
(T![&&] | T![||], BIN_EXPR) => HlOperator::Logical.into(),

57
crates/ide/src/syntax_highlighting/test_data/highlight_operators.html Normal file
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@ -0,0 +1,57 @@
<style>
body { margin: 0; }
pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padding: 0.4em; }
.lifetime { color: #DFAF8F; font-style: italic; }
.label { color: #DFAF8F; font-style: italic; }
.comment { color: #7F9F7F; }
.documentation { color: #629755; }
.intra_doc_link { font-style: italic; }
.injected { opacity: 0.65 ; }
.struct, .enum { color: #7CB8BB; }
.enum_variant { color: #BDE0F3; }
.string_literal { color: #CC9393; }
.field { color: #94BFF3; }
.function { color: #93E0E3; }
.function.unsafe { color: #BC8383; }
.trait.unsafe { color: #BC8383; }
.operator.unsafe { color: #BC8383; }
.mutable.unsafe { color: #BC8383; text-decoration: underline; }
.keyword.unsafe { color: #BC8383; font-weight: bold; }
.parameter { color: #94BFF3; }
.text { color: #DCDCCC; }
.type { color: #7CB8BB; }
.builtin_type { color: #8CD0D3; }
.type_param { color: #DFAF8F; }
.attribute { color: #94BFF3; }
.numeric_literal { color: #BFEBBF; }
.bool_literal { color: #BFE6EB; }
.macro { color: #94BFF3; }
.derive { color: #94BFF3; font-style: italic; }
.module { color: #AFD8AF; }
.value_param { color: #DCDCCC; }
.variable { color: #DCDCCC; }
.format_specifier { color: #CC696B; }
.mutable { text-decoration: underline; }
.escape_sequence { color: #94BFF3; }
.keyword { color: #F0DFAF; font-weight: bold; }
.control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style>
<pre><code><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="numeric_literal">1</span> <span class="arithmetic">+</span> <span class="numeric_literal">1</span> <span class="arithmetic">-</span> <span class="numeric_literal">1</span> <span class="arithmetic">*</span> <span class="numeric_literal">1</span> <span class="arithmetic">/</span> <span class="numeric_literal">1</span> <span class="arithmetic">%</span> <span class="numeric_literal">1</span> <span class="bitwise">|</span> <span class="numeric_literal">1</span> <span class="bitwise">&</span> <span class="numeric_literal">1</span> <span class="logical">!</span> <span class="numeric_literal">1</span> <span class="bitwise">^</span> <span class="numeric_literal">1</span> <span class="bitwise">&gt;&gt;</span> <span class="numeric_literal">1</span> <span class="bitwise">&lt;&lt;</span> <span class="numeric_literal">1</span><span class="semicolon">;</span>
<span class="keyword">let</span> <span class="keyword">mut</span> <span class="variable declaration mutable">a</span> <span class="operator">=</span> <span class="numeric_literal">0</span><span class="semicolon">;</span>
<span class="variable mutable">a</span> <span class="arithmetic mutable">+=</span> <span class="numeric_literal">1</span><span class="semicolon">;</span>
<span class="variable mutable">a</span> <span class="arithmetic mutable">-=</span> <span class="numeric_literal">1</span><span class="semicolon">;</span>
<span class="variable mutable">a</span> <span class="arithmetic mutable">*=</span> <span class="numeric_literal">1</span><span class="semicolon">;</span>
<span class="variable mutable">a</span> <span class="arithmetic mutable">/=</span> <span class="numeric_literal">1</span><span class="semicolon">;</span>
<span class="variable mutable">a</span> <span class="arithmetic mutable">%=</span> <span class="numeric_literal">1</span><span class="semicolon">;</span>
<span class="variable mutable">a</span> <span class="bitwise mutable">|=</span> <span class="numeric_literal">1</span><span class="semicolon">;</span>
<span class="variable mutable">a</span> <span class="bitwise mutable">&=</span> <span class="numeric_literal">1</span><span class="semicolon">;</span>
<span class="variable mutable">a</span> <span class="bitwise mutable">^=</span> <span class="numeric_literal">1</span><span class="semicolon">;</span>
<span class="variable mutable">a</span> <span class="bitwise mutable">&gt;&gt;=</span> <span class="numeric_literal">1</span><span class="semicolon">;</span>
<span class="variable mutable">a</span> <span class="bitwise mutable">&lt;&lt;=</span> <span class="numeric_literal">1</span><span class="semicolon">;</span>
<span class="brace">}</span></code></pre>

24
crates/ide/src/syntax_highlighting/tests.rs
View File

@ -841,6 +841,30 @@ fn foo() {
);
}
#[test]
fn test_operators() {
check_highlighting(
r##"
fn main() {
1 + 1 - 1 * 1 / 1 % 1 | 1 & 1 ! 1 ^ 1 >> 1 << 1;
let mut a = 0;
a += 1;
a -= 1;
a *= 1;
a /= 1;
a %= 1;
a |= 1;
a &= 1;
a ^= 1;
a >>= 1;
a <<= 1;
}
"##,
expect_file!["./test_data/highlight_operators.html"],
false,
);
}
#[test]
fn test_rainbow_highlighting() {
check_highlighting(