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Add config for macro bang token highlighting, disable by default

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This commit is contained in:
Lukas Wirth 2022-08-22 14:09:38 +02:00
parent b26733f8a0
commit f6f0516603
5 changed files with 16 additions and 6 deletions
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10
crates/ide/src/syntax_highlighting.rs
View file

@ -50,6 +50,8 @@ pub struct HighlightConfig {
pub specialize_operator: bool,
/// Whether to inject highlights into doc comments
pub inject_doc_comment: bool,
/// Whether to highlight the macro call bang
pub macro_bang: bool,
/// Whether to highlight unresolved things be their syntax
pub syntactic_name_ref_highlighting: bool,
}
@ -457,10 +459,12 @@ fn traverse(
match &mut highlight.tag {
HlTag::StringLiteral if !config.strings => continue,
// If punctuation is disabled, make the macro bang part of the macro call again.
tag @ HlTag::Punctuation(HlPunct::MacroBang)
if !config.punctuation || !config.specialize_punctuation =>
{
tag @ HlTag::Punctuation(HlPunct::MacroBang) => {
if !config.macro_bang {
*tag = HlTag::Symbol(SymbolKind::Macro);
} else if !config.specialize_punctuation {
*tag = HlTag::Punctuation(HlPunct::Other);
}
}
HlTag::Punctuation(_) if !config.punctuation => continue,
tag @ HlTag::Punctuation(_) if !config.specialize_punctuation => {

1
crates/ide/src/syntax_highlighting/html.rs
View file

@ -32,6 +32,7 @@ pub(crate) fn highlight_as_html(db: &RootDatabase, file_id: FileId, rainbow: boo
specialize_operator: true,
operator: true,
inject_doc_comment: true,
macro_bang: true,
syntactic_name_ref_highlighting: false,
},
file_id,

2
crates/ide/src/syntax_highlighting/tags.rs
View file

@ -199,7 +199,7 @@ impl fmt::Display for HlTag {
}
impl HlMod {
const ALL: &'static [HlMod; HlMod::Unsafe as u8 as usize + 1] = &[
const ALL: &'static [HlMod; 19] = &[
HlMod::Associated,
HlMod::Async,
HlMod::Attribute,

1
crates/ide/src/syntax_highlighting/tests.rs
View file

@ -13,6 +13,7 @@ const HL_CONFIG: HighlightConfig = HighlightConfig {
specialize_operator: true,
operator: true,
inject_doc_comment: true,
macro_bang: true,
syntactic_name_ref_highlighting: false,
};

6
crates/rust-analyzer/src/config.rs
View file

@ -394,13 +394,16 @@ config_data! {
/// Use semantic tokens for punctuations.
///
/// When disabled, rust-analyzer will emit semantic tokens only for punctuation tokens when
/// they are tagged with modifiers.
/// they are tagged with modifiers or have a special role.
semanticHighlighting_punctuation_enable: bool = "false",
/// Use specialized semantic tokens for punctuations.
///
/// When enabled, rust-analyzer will emit special token types for punctuation tokens instead
/// of the generic `punctuation` token type.
semanticHighlighting_punctuation_specialization_enable: bool = "false",
/// When enabled, rust-analyzer will emit a punctuation semantic token for the `!` of macro
/// calls.
semanticHighlighting_punctuation_separate_macro_bang: bool = "false",
/// Use semantic tokens for operators.
///
/// When disabled, rust-analyzer will emit semantic tokens only for operator tokens when
@ -1203,6 +1206,7 @@ impl Config {
specialize_punctuation: self
.data
.semanticHighlighting_punctuation_specialization_enable,
macro_bang: self.data.semanticHighlighting_punctuation_separate_macro_bang,
operator: self.data.semanticHighlighting_operator_enable,
specialize_operator: self.data.semanticHighlighting_operator_specialization_enable,
inject_doc_comment: self.data.semanticHighlighting_doc_comment_inject_enable,