fix corner cases with class (#4723)

fixes #4720 fixes #4721 fixes #4722
2021-03-02 19:32:58 +00:00
parent adcafce048
commit 955411e065
3 changed files with 148 additions and 8 deletions
--- a/lib/ast.js
+++ b/lib/ast.js
@@ -874,6 +874,7 @@ var AST_ClassMethod = DEFNODE("ClassMethod", null, {
    $documentation: "A `class` method",
    _validate: function() {
        if (!(this.value instanceof AST_LambdaExpression)) throw new Error("value must be AST_LambdaExpression");
+        if (is_arrow(this.value)) throw new Error("value cannot be AST_Arrow or AST_AsyncArrow");
        if (this.value.name != null) throw new Error("name of class method's lambda must be null");
    },
 }, AST_ClassProperty);