fix corner case in evaluate (#4341)

fixes #4340
2020-12-07 08:05:11 +00:00
parent 2f31f95095
commit fbecedf94c
4 changed files with 32 additions and 11 deletions
--- a/lib/ast.js
+++ b/lib/ast.js
@@ -569,6 +569,10 @@ var AST_Function = DEFNODE("Function", "inlined", {
    },
 }, AST_Lambda);

+function is_defun(node) {
+    return node instanceof AST_AsyncDefun || node instanceof AST_Defun;
+}
+
 var AST_AsyncDefun = DEFNODE("AsyncDefun", null, {
    $documentation: "An asynchronous function definition",
    _validate: function() {