bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide/src/syntax_highlighting/escape.rs')
-rw-r--r--crates/ide/src/syntax_highlighting/escape.rs25
1 files changed, 25 insertions, 0 deletions
diff --git a/crates/ide/src/syntax_highlighting/escape.rs b/crates/ide/src/syntax_highlighting/escape.rs
new file mode 100644
index 0000000000..6a1236c793
--- /dev/null
+++ b/crates/ide/src/syntax_highlighting/escape.rs
@@ -0,0 +1,25 @@
+//! Syntax highlighting for escape sequences
+use crate::syntax_highlighting::highlights::Highlights;
+use crate::{HlRange, HlTag};
+use syntax::ast::IsString;
+use syntax::TextSize;
+
+pub(super) fn highlight_escape_string<T: IsString>(
+ stack: &mut Highlights,
+ string: &T,
+ start: TextSize,
+) {
+ string.escaped_char_ranges(&mut |piece_range, char| {
+ if char.is_err() {
+ return;
+ }
+
+ if string.text()[piece_range.start().into()..].starts_with('\\') {
+ stack.add(HlRange {
+ range: piece_range + start,
+ highlight: HlTag::EscapeSequence.into(),
+ binding_hash: None,
+ });
+ }
+ });
+}