`static` variable declarations (Experimental)

1 files changed, 28 insertions, 4 deletions

diff --git a/src/parser.cpp b/src/parser.cpp
index 85943fa00..9eeb6ea8c 100644
--- a/src/parser.cpp
+++ b/src/parser.cpp
@@ -3810,6 +3810,34 @@ Ast *parse_stmt(AstFile *f) {
 		return s;
 	}
 
+	case Token_static: {
+		CommentGroup *docs = f->lead_comment;
+		Token token = expect_token(f, Token_static);
+
+		Ast *decl = nullptr;
+		Array<Ast *> list = parse_lhs_expr_list(f);
+		if (list.count == 0) {
+			syntax_error(token, "Illegal use of 'static' statement");
+			expect_semicolon(f, nullptr);
+			return ast_bad_stmt(f, token, f->curr_token);
+		}
+
+		expect_token_after(f, Token_Colon, "identifier list");
+		decl = parse_value_decl(f, list, docs);
+
+		if (decl != nullptr && decl->kind == Ast_ValueDecl) {
+			if (decl->ValueDecl.is_mutable) {
+				decl->ValueDecl.is_static = true;
+			} else {
+				error(token, "'static' may only be currently used with variable declaration");
+			}
+			return decl;
+		}
+
+		syntax_error(token, "Illegal use of 'static' statement");
+		return ast_bad_stmt(f, token, f->curr_token);
+	} break;
+
 	case Token_using: {
 		CommentGroup *docs = f->lead_comment;
 		Token token = expect_token(f, Token_using);
@@ -3833,10 +3861,6 @@ Ast *parse_stmt(AstFile *f) {
 		decl = parse_value_decl(f, list, docs);
 
 		if (decl != nullptr && decl->kind == Ast_ValueDecl) {
-			// if (!decl->ValueDecl.is_mutable) {
-			// 	syntax_error(token, "'using' may only be applied to variable declarations");
-			// 	return decl;
-			// }
 			decl->ValueDecl.is_using = true;
 			return decl;
 		}