bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/parser/src/grammar.rs')
-rw-r--r--crates/parser/src/grammar.rs44
1 files changed, 40 insertions, 4 deletions
diff --git a/crates/parser/src/grammar.rs b/crates/parser/src/grammar.rs
index c402c49855..fe6b904bd8 100644
--- a/crates/parser/src/grammar.rs
+++ b/crates/parser/src/grammar.rs
@@ -307,13 +307,49 @@ fn name(p: &mut Parser<'_>) {
name_r(p, TokenSet::EMPTY);
}
-fn name_ref(p: &mut Parser<'_>) {
- if p.at(IDENT) {
+fn name_ref_or_self(p: &mut Parser<'_>) {
+ if matches!(p.current(), T![ident] | T![self]) {
let m = p.start();
- p.bump(IDENT);
+ p.bump_any();
+ m.complete(p, NAME_REF);
+ } else {
+ p.err_and_bump("expected identifier or `self`");
+ }
+}
+
+fn name_ref_or_upper_self(p: &mut Parser<'_>) {
+ if matches!(p.current(), T![ident] | T![Self]) {
+ let m = p.start();
+ p.bump_any();
+ m.complete(p, NAME_REF);
+ } else {
+ p.err_and_bump("expected identifier or `Self`");
+ }
+}
+
+const PATH_NAME_REF_KINDS: TokenSet =
+ TokenSet::new(&[IDENT, T![self], T![super], T![crate], T![Self]]);
+
+fn name_ref_mod_path(p: &mut Parser<'_>) {
+ if p.at_ts(PATH_NAME_REF_KINDS) {
+ let m = p.start();
+ p.bump_any();
+ m.complete(p, NAME_REF);
+ } else {
+ p.err_and_bump("expected identifier, `self`, `super`, `crate`, or `Self`");
+ }
+}
+
+const PATH_NAME_REF_OR_INDEX_KINDS: TokenSet =
+ PATH_NAME_REF_KINDS.union(TokenSet::new(&[INT_NUMBER]));
+
+fn name_ref_mod_path_or_index(p: &mut Parser<'_>) {
+ if p.at_ts(PATH_NAME_REF_OR_INDEX_KINDS) {
+ let m = p.start();
+ p.bump_any();
m.complete(p, NAME_REF);
} else {
- p.err_and_bump("expected identifier");
+ p.err_and_bump("expected integer, identifier, `self`, `super`, `crate`, or `Self`");
}
}