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Introduce invalidEscapeSequence semantic token type

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This commit is contained in:
oxalica 2023-07-19 15:12:53 +08:00
parent 59a3e42ac9
commit 1f35e4d3f1
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GPG Key ID: D425CB23CADE82D9
23 changed files with 52 additions and 26 deletions
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10
crates/ide/src/syntax_highlighting/escape.rs
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@ -10,14 +10,14 @@ pub(super) fn highlight_escape_string<T: IsString>(
start: TextSize, start: TextSize,
) { ) {
string.escaped_char_ranges(&mut |piece_range, char| { string.escaped_char_ranges(&mut |piece_range, char| {
if char.is_err() {
return;
}
if string.text()[piece_range.start().into()..].starts_with('\\') { if string.text()[piece_range.start().into()..].starts_with('\\') {
let highlight = match char {
Ok(_) => HlTag::EscapeSequence,
Err(_) => HlTag::InvalidEscapeSequence,
};
stack.add(HlRange { stack.add(HlRange {
range: piece_range + start, range: piece_range + start,
highlight: HlTag::EscapeSequence.into(), highlight: highlight.into(),
binding_hash: None, binding_hash: None,
}); });
} }

3
crates/ide/src/syntax_highlighting/html.rs
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@ -109,6 +109,7 @@ fn html_escape(text: &str) -> String {
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
"; ";

2
crates/ide/src/syntax_highlighting/tags.rs
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@ -29,6 +29,7 @@ pub enum HlTag {
Comment, Comment,
EscapeSequence, EscapeSequence,
FormatSpecifier, FormatSpecifier,
InvalidEscapeSequence,
Keyword, Keyword,
NumericLiteral, NumericLiteral,
Operator(HlOperator), Operator(HlOperator),
@ -166,6 +167,7 @@ fn as_str(self) -> &'static str {
HlTag::CharLiteral => "char_literal", HlTag::CharLiteral => "char_literal",
HlTag::Comment => "comment", HlTag::Comment => "comment",
HlTag::EscapeSequence => "escape_sequence", HlTag::EscapeSequence => "escape_sequence",
HlTag::InvalidEscapeSequence => "invalid_escape_sequence",
HlTag::FormatSpecifier => "format_specifier", HlTag::FormatSpecifier => "format_specifier",
HlTag::Keyword => "keyword", HlTag::Keyword => "keyword",
HlTag::Punctuation(punct) => match punct { HlTag::Punctuation(punct) => match punct {

3
crates/ide/src/syntax_highlighting/test_data/highlight_assoc_functions.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="keyword">fn</span> <span class="function declaration">not_static</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span> <pre><code><span class="keyword">fn</span> <span class="function declaration">not_static</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>

3
crates/ide/src/syntax_highlighting/test_data/highlight_attributes.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">allow</span><span class="parenthesis attribute">(</span><span class="none attribute">dead_code</span><span class="parenthesis attribute">)</span><span class="attribute_bracket attribute">]</span> <pre><code><span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">allow</span><span class="parenthesis attribute">(</span><span class="none attribute">dead_code</span><span class="parenthesis attribute">)</span><span class="attribute_bracket attribute">]</span>
<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="tool_module attribute library">rustfmt</span><span class="operator attribute">::</span><span class="tool_module attribute library">skip</span><span class="attribute_bracket attribute">]</span> <span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="tool_module attribute library">rustfmt</span><span class="operator attribute">::</span><span class="tool_module attribute library">skip</span><span class="attribute_bracket attribute">]</span>

3
crates/ide/src/syntax_highlighting/test_data/highlight_crate_root.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="keyword">extern</span> <span class="keyword">crate</span> <span class="module crate_root library">foo</span><span class="semicolon">;</span> <pre><code><span class="keyword">extern</span> <span class="keyword">crate</span> <span class="module crate_root library">foo</span><span class="semicolon">;</span>
<span class="keyword">use</span> <span class="module crate_root default_library library">core</span><span class="operator">::</span><span class="module default_library library">iter</span><span class="semicolon">;</span> <span class="keyword">use</span> <span class="module crate_root default_library library">core</span><span class="operator">::</span><span class="module default_library library">iter</span><span class="semicolon">;</span>

3
crates/ide/src/syntax_highlighting/test_data/highlight_default_library.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="keyword">use</span> <span class="module crate_root default_library library">core</span><span class="operator">::</span><span class="module default_library library">iter</span><span class="semicolon">;</span> <pre><code><span class="keyword">use</span> <span class="module crate_root default_library library">core</span><span class="operator">::</span><span class="module default_library library">iter</span><span class="semicolon">;</span>

3
crates/ide/src/syntax_highlighting/test_data/highlight_doctest.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="comment documentation">//! This is a module to test doc injection.</span> <pre><code><span class="comment documentation">//! This is a module to test doc injection.</span>
<span class="comment documentation">//! ```</span> <span class="comment documentation">//! ```</span>

3
crates/ide/src/syntax_highlighting/test_data/highlight_extern_crate.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="keyword">extern</span> <span class="keyword">crate</span> <span class="module crate_root default_library library">std</span><span class="semicolon">;</span> <pre><code><span class="keyword">extern</span> <span class="keyword">crate</span> <span class="module crate_root default_library library">std</span><span class="semicolon">;</span>
<span class="keyword">extern</span> <span class="keyword">crate</span> <span class="module crate_root default_library library">alloc</span> <span class="keyword">as</span> <span class="module crate_root default_library declaration library">abc</span><span class="semicolon">;</span> <span class="keyword">extern</span> <span class="keyword">crate</span> <span class="module crate_root default_library library">alloc</span> <span class="keyword">as</span> <span class="module crate_root default_library declaration library">abc</span><span class="semicolon">;</span>

3
crates/ide/src/syntax_highlighting/test_data/highlight_general.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="keyword">use</span> <span class="module">inner</span><span class="operator">::</span><span class="brace">{</span><span class="self_keyword">self</span> <span class="keyword">as</span> <span class="module declaration">inner_mod</span><span class="brace">}</span><span class="semicolon">;</span> <pre><code><span class="keyword">use</span> <span class="module">inner</span><span class="operator">::</span><span class="brace">{</span><span class="self_keyword">self</span> <span class="keyword">as</span> <span class="module declaration">inner_mod</span><span class="brace">}</span><span class="semicolon">;</span>
<span class="keyword">mod</span> <span class="module declaration">inner</span> <span class="brace">{</span><span class="brace">}</span> <span class="keyword">mod</span> <span class="module declaration">inner</span> <span class="brace">{</span><span class="brace">}</span>

3
crates/ide/src/syntax_highlighting/test_data/highlight_injection.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </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="punctuation">&</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>

3
crates/ide/src/syntax_highlighting/test_data/highlight_keywords.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="keyword">extern</span> <span class="keyword">crate</span> <span class="self_keyword crate_root public">self</span><span class="semicolon">;</span> <pre><code><span class="keyword">extern</span> <span class="keyword">crate</span> <span class="self_keyword crate_root public">self</span><span class="semicolon">;</span>

3
crates/ide/src/syntax_highlighting/test_data/highlight_lifetimes.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code> <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="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>

3
crates/ide/src/syntax_highlighting/test_data/highlight_macros.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="module crate_root library">proc_macros</span><span class="operator">::</span><span class="macro library">mirror</span><span class="macro_bang">!</span> <span class="brace macro">{</span> <pre><code><span class="module crate_root library">proc_macros</span><span class="operator">::</span><span class="macro library">mirror</span><span class="macro_bang">!</span> <span class="brace macro">{</span>
<span class="brace macro">{</span> <span class="brace macro">{</span>

3
crates/ide/src/syntax_highlighting/test_data/highlight_module_docs_inline.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="comment documentation">//! </span><span class="struct documentation injected intra_doc_link">[Struct]</span> <pre><code><span class="comment documentation">//! </span><span class="struct documentation injected intra_doc_link">[Struct]</span>
<span class="comment documentation">//! This is an intra doc injection test for modules</span> <span class="comment documentation">//! This is an intra doc injection test for modules</span>

3
crates/ide/src/syntax_highlighting/test_data/highlight_module_docs_outline.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="comment documentation">/// </span><span class="struct documentation injected intra_doc_link">[crate::foo::Struct]</span> <pre><code><span class="comment documentation">/// </span><span class="struct documentation injected intra_doc_link">[crate::foo::Struct]</span>
<span class="comment documentation">/// This is an intra doc injection test for modules</span> <span class="comment documentation">/// This is an intra doc injection test for modules</span>

3
crates/ide/src/syntax_highlighting/test_data/highlight_operators.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </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> <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="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>

3
crates/ide/src/syntax_highlighting/test_data/highlight_rainbow.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </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> <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="keyword">let</span> <span class="variable declaration reference" data-binding-hash="8121853618659664005" style="color: hsl(273,88%,88%);">hello</span> <span class="operator">=</span> <span class="string_literal">"hello"</span><span class="semicolon">;</span> <span class="keyword">let</span> <span class="variable declaration reference" data-binding-hash="8121853618659664005" style="color: hsl(273,88%,88%);">hello</span> <span class="operator">=</span> <span class="string_literal">"hello"</span><span class="semicolon">;</span>

7
crates/ide/src/syntax_highlighting/test_data/highlight_strings.html
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@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">println</span> <span class="brace">{</span> <pre><code><span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">println</span> <span class="brace">{</span>
<span class="parenthesis">(</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="brace">{</span> <span class="parenthesis">(</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="brace">{</span>
@ -161,8 +162,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="macro">println</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"Hello</span><span class="escape_sequence">\n</span><span class="string_literal macro">World"</span><span class="parenthesis macro">)</span><span class="semicolon">;</span> <span class="macro">println</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"Hello</span><span class="escape_sequence">\n</span><span class="string_literal macro">World"</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
<span class="macro">println</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"</span><span class="escape_sequence">\u{48}</span><span class="escape_sequence">\x65</span><span class="escape_sequence">\x6C</span><span class="escape_sequence">\x6C</span><span class="escape_sequence">\x6F</span><span class="string_literal macro"> World"</span><span class="parenthesis macro">)</span><span class="semicolon">;</span> <span class="macro">println</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"</span><span class="escape_sequence">\u{48}</span><span class="escape_sequence">\x65</span><span class="escape_sequence">\x6C</span><span class="escape_sequence">\x6C</span><span class="escape_sequence">\x6F</span><span class="string_literal macro"> World"</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
<span class="keyword">let</span> <span class="punctuation">_</span> <span class="operator">=</span> <span class="string_literal">"</span><span class="escape_sequence">\x28</span><span class="escape_sequence">\x28</span><span class="escape_sequence">\x00</span><span class="escape_sequence">\x63</span><span class="string_literal">\xFF</span><span class="escape_sequence">\u{FF}</span><span class="escape_sequence">\n</span><span class="string_literal">"</span><span class="semicolon">;</span> <span class="comment">// invalid non-UTF8 escape sequences</span> <span class="keyword">let</span> <span class="punctuation">_</span> <span class="operator">=</span> <span class="string_literal">"</span><span class="escape_sequence">\x28</span><span class="escape_sequence">\x28</span><span class="escape_sequence">\x00</span><span class="escape_sequence">\x63</span><span class="invalid_escape_sequence">\xFF</span><span class="escape_sequence">\u{FF}</span><span class="escape_sequence">\n</span><span class="string_literal">"</span><span class="semicolon">;</span> <span class="comment">// invalid non-UTF8 escape sequences</span>
<span class="keyword">let</span> <span class="punctuation">_</span> <span class="operator">=</span> <span class="string_literal">b"</span><span class="escape_sequence">\x28</span><span class="escape_sequence">\x28</span><span class="escape_sequence">\x00</span><span class="escape_sequence">\x63</span><span class="escape_sequence">\xFF</span><span class="string_literal">\u{FF}</span><span class="escape_sequence">\n</span><span class="string_literal">"</span><span class="semicolon">;</span> <span class="comment">// valid bytes, invalid unicodes</span> <span class="keyword">let</span> <span class="punctuation">_</span> <span class="operator">=</span> <span class="string_literal">b"</span><span class="escape_sequence">\x28</span><span class="escape_sequence">\x28</span><span class="escape_sequence">\x00</span><span class="escape_sequence">\x63</span><span class="escape_sequence">\xFF</span><span class="invalid_escape_sequence">\u{FF}</span><span class="escape_sequence">\n</span><span class="string_literal">"</span><span class="semicolon">;</span> <span class="comment">// valid bytes, invalid unicodes</span>
<span class="keyword">let</span> <span class="punctuation">_</span> <span class="operator">=</span> <span class="string_literal">c"</span><span class="escape_sequence">\u{FF}</span><span class="escape_sequence">\xFF</span><span class="string_literal">"</span><span class="semicolon">;</span> <span class="comment">// valid bytes, valid unicodes</span> <span class="keyword">let</span> <span class="punctuation">_</span> <span class="operator">=</span> <span class="string_literal">c"</span><span class="escape_sequence">\u{FF}</span><span class="escape_sequence">\xFF</span><span class="string_literal">"</span><span class="semicolon">;</span> <span class="comment">// valid bytes, valid unicodes</span>
<span class="keyword">let</span> <span class="variable declaration reference">backslash</span> <span class="operator">=</span> <span class="string_literal">r"\\"</span><span class="semicolon">;</span> <span class="keyword">let</span> <span class="variable declaration reference">backslash</span> <span class="operator">=</span> <span class="string_literal">r"\\"</span><span class="semicolon">;</span>

3
crates/ide/src/syntax_highlighting/test_data/highlight_unsafe.html
View File

@ -40,7 +40,8 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
.control { font-style: italic; } .control { font-style: italic; }
.reference { font-style: italic; font-weight: bold; } .reference { font-style: italic; font-weight: bold; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; } .invalid_escape_sequence { color: #FC5555; text-decoration: wavy underline; }
.unresolved_reference { color: #FC5555; text-decoration: wavy underline; }
</style> </style>
<pre><code><span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">id</span> <span class="brace">{</span> <pre><code><span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">id</span> <span class="brace">{</span>
<span class="parenthesis">(</span><span class="punctuation">$</span><span class="parenthesis">(</span><span class="punctuation">$</span>tt<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="brace">{</span> <span class="parenthesis">(</span><span class="punctuation">$</span><span class="parenthesis">(</span><span class="punctuation">$</span>tt<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="brace">{</span>

1
crates/rust-analyzer/src/semantic_tokens.rs
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@ -78,6 +78,7 @@ pub(crate) fn standard_fallback_type(token: SemanticTokenType) -> Option<Semanti
(DERIVE_HELPER, "deriveHelper") => DECORATOR, (DERIVE_HELPER, "deriveHelper") => DECORATOR,
(DOT, "dot"), (DOT, "dot"),
(ESCAPE_SEQUENCE, "escapeSequence") => STRING, (ESCAPE_SEQUENCE, "escapeSequence") => STRING,
(INVALID_ESCAPE_SEQUENCE, "invalidEscapeSequence") => STRING,
(FORMAT_SPECIFIER, "formatSpecifier") => STRING, (FORMAT_SPECIFIER, "formatSpecifier") => STRING,
(GENERIC, "generic") => TYPE_PARAMETER, (GENERIC, "generic") => TYPE_PARAMETER,
(LABEL, "label"), (LABEL, "label"),

1
crates/rust-analyzer/src/to_proto.rs
View File

@ -640,6 +640,7 @@ fn semantic_token_type_and_modifiers(
HlTag::CharLiteral => semantic_tokens::CHAR, HlTag::CharLiteral => semantic_tokens::CHAR,
HlTag::Comment => semantic_tokens::COMMENT, HlTag::Comment => semantic_tokens::COMMENT,
HlTag::EscapeSequence => semantic_tokens::ESCAPE_SEQUENCE, HlTag::EscapeSequence => semantic_tokens::ESCAPE_SEQUENCE,
HlTag::InvalidEscapeSequence => semantic_tokens::INVALID_ESCAPE_SEQUENCE,
HlTag::FormatSpecifier => semantic_tokens::FORMAT_SPECIFIER, HlTag::FormatSpecifier => semantic_tokens::FORMAT_SPECIFIER,
HlTag::Keyword => semantic_tokens::KEYWORD, HlTag::Keyword => semantic_tokens::KEYWORD,
HlTag::None => semantic_tokens::GENERIC, HlTag::None => semantic_tokens::GENERIC,

6
editors/code/package.json
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@ -1801,12 +1801,16 @@
}, },
{ {
"id": "escapeSequence", "id": "escapeSequence",
"description": "Style for char escapes in strings" "description": "Style for char or byte escapes in strings"
}, },
{ {
"id": "formatSpecifier", "id": "formatSpecifier",
"description": "Style for {} placeholders in format strings" "description": "Style for {} placeholders in format strings"
}, },
{
"id": "invalidEscapeSequence",
"description": "Style for invalid char or byte escapes in strings"
},
{ {
"id": "label", "id": "label",
"description": "Style for labels" "description": "Style for labels"