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-rw-r--r--crates/ra_syntax/src/lexer.rs21
1 files changed, 13 insertions, 8 deletions
diff --git a/crates/ra_syntax/src/lexer.rs b/crates/ra_syntax/src/lexer.rs
index c6acd095e..fab184a2d 100644
--- a/crates/ra_syntax/src/lexer.rs
+++ b/crates/ra_syntax/src/lexer.rs
@@ -190,19 +190,24 @@ fn next_token_inner(c: char, ptr: &mut Ptr) -> SyntaxKind {
190} 190}
191 191
192fn scan_ident(c: char, ptr: &mut Ptr) -> SyntaxKind { 192fn scan_ident(c: char, ptr: &mut Ptr) -> SyntaxKind {
193 let is_single_letter = match ptr.current() { 193 let is_raw = match (c, ptr.current()) {
194 None => true, 194 ('r', Some('#')) => {
195 Some(c) if !is_ident_continue(c) => true, 195 ptr.bump();
196 true
197 }
198 ('_', Some(c)) if !is_ident_continue(c) => return UNDERSCORE,
196 _ => false, 199 _ => false,
197 }; 200 };
198 if is_single_letter { 201
199 return if c == '_' { UNDERSCORE } else { IDENT };
200 }
201 ptr.bump_while(is_ident_continue); 202 ptr.bump_while(is_ident_continue);
202 if let Some(kind) = SyntaxKind::from_keyword(ptr.current_token_text()) { 203
204 if is_raw {
205 RAW_IDENT
206 } else if let Some(kind) = SyntaxKind::from_keyword(ptr.current_token_text()) {
203 return kind; 207 return kind;
208 } else {
209 IDENT
204 } 210 }
205 IDENT
206} 211}
207 212
208fn scan_literal_suffix(ptr: &mut Ptr) { 213fn scan_literal_suffix(ptr: &mut Ptr) {