bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/parser/src/grammar/expressions/atom.rs')
-rw-r--r--crates/parser/src/grammar/expressions/atom.rs19
1 files changed, 17 insertions, 2 deletions
diff --git a/crates/parser/src/grammar/expressions/atom.rs b/crates/parser/src/grammar/expressions/atom.rs
index 7a4f4e4777..1dd68f556c 100644
--- a/crates/parser/src/grammar/expressions/atom.rs
+++ b/crates/parser/src/grammar/expressions/atom.rs
@@ -220,24 +220,39 @@ fn tuple_expr(p: &mut Parser<'_>) -> CompletedMarker {
// fn foo() {
// builtin#asm(0);
// builtin#format_args(0);
-// builtin#builtin(0);
+// builtin#offset_of(Foo, bar.baz.0);
// }
fn builtin_expr(p: &mut Parser<'_>) -> Option<CompletedMarker> {
let m = p.start();
p.bump_remap(T![builtin]);
p.bump(T![#]);
if p.at_contextual_kw(T![offset_of]) {
+ p.bump_remap(T![offset_of]);
p.expect(T!['(']);
type_(p);
- p.bump(T![,]);
+ p.expect(T![,]);
+ while !p.at(EOF) && !p.at(T![')']) {
+ if p.at(IDENT) || p.at(INT_NUMBER) {
+ name_ref_or_index(p);
+ // } else if p.at(FLOAT_NUMBER) {
+ // FIXME: needs float hack
+ } else {
+ p.err_and_bump("expected field name or number");
+ }
+ if !p.at(T![')']) {
+ p.expect(T![.]);
+ }
+ }
p.expect(T![')']);
Some(m.complete(p, OFFSET_OF_EXPR))
} else if p.at_contextual_kw(T![format_args]) {
+ p.bump_remap(T![format_args]);
p.expect(T!['(']);
expr(p);
p.expect(T![')']);
Some(m.complete(p, FORMAT_ARGS_EXPR))
} else if p.at_contextual_kw(T![asm]) {
+ p.bump_remap(T![asm]);
p.expect(T!['(']);
expr(p);
p.expect(T![')']);