// Copyright (C) 2019 Aleksey Shvayka. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-serializejsonarray description: > Circular array value (returned from toJSON method) throws a TypeError. info: | JSON.stringify ( value [ , replacer [ , space ] ] ) [...] 12. Return ? SerializeJSONProperty(the empty String, wrapper). SerializeJSONProperty ( key, holder ) [...] 2. If Type(value) is Object, then a. Let toJSON be ? Get(value, "toJSON"). b. If IsCallable(toJSON) is true, then i. Set value to ? Call(toJSON, value, « key »). [...] 10. If Type(value) is Object and IsCallable(value) is false, then a. Let isArray be ? IsArray(value). b. If isArray is true, return ? SerializeJSONArray(value). SerializeJSONArray ( value ) 1. If stack contains value, throw a TypeError exception because the structure is cyclical. ---*/ var arr = []; var circular = [arr]; arr.toJSON = function() { return circular; }; assert.throws(TypeError, function() { JSON.stringify(circular); }); reportCompare(0, 0);