1 files changed, 21 insertions, 0 deletions

diff --git a/crates/ra_syntax/src/grammar/items/consts.rs b/crates/ra_syntax/src/grammar/items/consts.rs
new file mode 100644
index 000000000..5a5852f83
--- /dev/null
+++ b/crates/ra_syntax/src/grammar/items/consts.rs
@@ -0,0 +1,21 @@
+use super::*;
+
+pub(super) fn static_def(p: &mut Parser) {
+    const_or_static(p, STATIC_KW)
+}
+
+pub(super) fn const_def(p: &mut Parser) {
+    const_or_static(p, CONST_KW)
+}
+
+fn const_or_static(p: &mut Parser, kw: SyntaxKind) {
+    assert!(p.at(kw));
+    p.bump();
+    p.eat(MUT_KW); // TODO: validator to forbid const mut
+    name(p);
+    types::ascription(p);
+    if p.eat(EQ) {
+        expressions::expr(p);
+    }
+    p.expect(SEMI);
+}