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Disable string highlight injection for macros changing string literals

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This commit is contained in:
Lukas Wirth 2021-11-23 22:05:52 +01:00
parent ec07bb98f8
commit f3b25a6fc8
3 changed files with 31 additions and 29 deletions
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49
crates/ide/src/syntax_highlighting.rs
View file

@ -320,20 +320,37 @@ fn traverse(
element.clone()
};
if let Some(token) = element.into_token().and_then(ast::String::cast) {
if token.is_raw() {
if let Some(expanded) = element_to_highlight.as_token() {
if inject::ra_fixture(hl, sema, token, expanded.clone()).is_some() {
if macro_highlighter.highlight(element_to_highlight.clone()).is_some() {
continue;
}
if let (Some(token), Some(token_to_highlight)) =
(element.into_token(), element_to_highlight.as_token())
{
let string = ast::String::cast(token);
let string_to_highlight = ast::String::cast(token_to_highlight.clone());
if let Some((string, expanded_string)) = string.zip(string_to_highlight) {
if string.is_raw() {
if inject::ra_fixture(hl, sema, &string, &expanded_string).is_some() {
continue;
}
}
highlight_format_string(hl, &string, &expanded_string, range);
// Highlight escape sequences
if let Some(char_ranges) = string.char_ranges() {
for (piece_range, _) in char_ranges.iter().filter(|(_, char)| char.is_ok()) {
if string.text()[piece_range.start().into()..].starts_with('\\') {
hl.add(HlRange {
range: piece_range + range.start(),
highlight: HlTag::EscapeSequence.into(),
binding_hash: None,
});
}
}
}
}
}
if macro_highlighter.highlight(element_to_highlight.clone()).is_some() {
continue;
}
if let Some((mut highlight, binding_hash)) = highlight::element(
sema,
krate,
@ -347,22 +364,6 @@ fn traverse(
hl.add(HlRange { range, highlight, binding_hash });
}
if let Some(string) = element_to_highlight.into_token().and_then(ast::String::cast) {
highlight_format_string(hl, &string, range);
// Highlight escape sequences
if let Some(char_ranges) = string.char_ranges() {
for (piece_range, _) in char_ranges.iter().filter(|(_, char)| char.is_ok()) {
if string.text()[piece_range.start().into()..].starts_with('\\') {
hl.add(HlRange {
range: piece_range + range.start(),
highlight: HlTag::EscapeSequence.into(),
binding_hash: None,
});
}
}
}
}
}
}

3
crates/ide/src/syntax_highlighting/format.rs
View file

@ -10,9 +10,10 @@ use crate::{syntax_highlighting::highlights::Highlights, HlRange, HlTag};
pub(super) fn highlight_format_string(
stack: &mut Highlights,
string: &ast::String,
expanded_string: &ast::String,
range: TextRange,
) {
if is_format_string(string).is_none() {
if is_format_string(expanded_string).is_none() {
return;
}

8
crates/ide/src/syntax_highlighting/inject.rs
View file

@ -10,7 +10,7 @@ use ide_db::{
};
use syntax::{
ast::{self, AstNode, IsString},
AstToken, NodeOrToken, SyntaxNode, SyntaxToken, TextRange, TextSize,
AstToken, NodeOrToken, SyntaxNode, TextRange, TextSize,
};
use crate::{
@ -22,10 +22,10 @@ use crate::{
pub(super) fn ra_fixture(
hl: &mut Highlights,
sema: &Semantics<RootDatabase>,
literal: ast::String,
expanded: SyntaxToken,
literal: &ast::String,
expanded: &ast::String,
) -> Option<()> {
let active_parameter = ActiveParameter::at_token(sema, expanded)?;
let active_parameter = ActiveParameter::at_token(sema, expanded.syntax().clone())?;
if !active_parameter.ident().map_or(false, |name| name.text().starts_with("ra_fixture")) {
return None;
}