ast_printer: fix printing of func params

src/ast_printer.zig

@@ -48,9 +48,9 @@ pub fn printNode(node: *const Node, ident: usize) void {
                 const typ = method.typ.lexeme;
 
                 if (method.mutable) {
-                    warn("(method mut {} {} {} {} ", vari, typ, name, ret_type);
+                    warn("(method mut {} {} {} {} (", vari, typ, name, ret_type);
                 } else {
-                    warn("(method {} {} {} {} ", vari, typ, name, ret_type);
+                    warn("(method {} {} {} {} (", vari, typ, name, ret_type);
                 }
             } else {
                 warn("(fn {} {} (", name, ret_type);
@@ -59,9 +59,10 @@ pub fn printNode(node: *const Node, ident: usize) void {
             for (decl.params.toSlice()) |param| {
                 warn(" ({} {})", param.name.lexeme, param.typ.lexeme);
             }
+            warn(") ");
 
             printBlock(ident + 1, decl.body, false);
-            warn(")\n");
+            warn("\n");
         },
 
         .ConstDecl => |consts| {

src/parsers.zig

@@ -679,6 +679,7 @@ pub const Parser = struct {
         while (self.peek().typ != .RightBrace) {
             var stmt = try self.parseStmt();
             printer.printNode(try self.mkStmt(stmt), 0);
+            _ = try self.consumeSingle(.Semicolon);
             try stmts.append(stmt.*);
         }