Function types

2026-06-28 05:45:13 +02:00
parent 3ddb1bc601
commit 76541040c9
6 changed files with 104 additions and 2 deletions
@@ -111,12 +111,34 @@ ref_type = {
    mutable? ~ lifetime? ~ "&"
 }

+fn_kind_fn      = { "fn" }
+fn_kind_unsafe  = { "unsafe" ~ "fn" }
+fn_kind_closure = { "Fn" }
+fn_kind_once    = { "FnOnce" }
+fn_kind_mut     = { "FnMut" }
+
+fn_kind = _{
+    fn_kind_fn
+  | fn_kind_unsafe
+  | fn_kind_closure
+  | fn_kind_once
+  | fn_kind_mut
+}
+
+fn_type = {
+    fn_kind ~ "(" ~ (type_expr ~ ("," ~ type_expr)*)? ~ ")"
+}
+
 dyn_type = {
    "dyn" ~ type_expr
 }

+void_type = {
+    "void"
+}
+
 type_expr = {
-    (path_type | tuple_type | dyn_type) ~ (unsafe_ref_type | ref_type)*
+    (void_type | path_type | tuple_type | dyn_type) ~ (unsafe_ref_type | ref_type | fn_type)*
 }

 lifetime = {