Fix nullable type pretty-printing

1 files changed, 6 insertions, 0 deletions

diff --git a/Zend/zend_ast.c b/Zend/zend_ast.c
index fd3cce8735..faa3b80d1e 100644
--- a/Zend/zend_ast.c
+++ b/Zend/zend_ast.c
@@ -1080,6 +1080,9 @@ tail_call:
 			zend_ast_export_ex(str, decl->child[1], 0, indent);
 			if (decl->child[3]) {
 				smart_str_appends(str, ": ");
+				if (decl->child[3]->attr & ZEND_TYPE_NULLABLE) {
+					smart_str_appendc(str, '?');
+				}
 				zend_ast_export_ns_name(str, decl->child[3], 0, indent);
 			}
 			if (decl->child[2]) {
@@ -1614,6 +1617,9 @@ simple_list:
 			break;
 		case ZEND_AST_PARAM:
 			if (ast->child[0]) {
+				if (ast->child[0]->attr & ZEND_TYPE_NULLABLE) {
+					smart_str_appendc(str, '?');
+				}
 				zend_ast_export_ns_name(str, ast->child[0], 0, indent);
 				smart_str_appendc(str, ' ');
 			}