jsre: print BigNumber objects with custom constructor as number

This commit is contained in:
Felix Lange 2016-04-12 17:42:14 +02:00
parent f460b0217f
commit 4e85be0717

View File

@ -227,12 +227,20 @@ func iterOwnKeys(vm *otto.Otto, obj *otto.Object, f func(string)) {
}
func (ctx ppctx) isBigNumber(v *otto.Object) bool {
BigNumber, err := ctx.vm.Run("BigNumber.prototype")
if err != nil {
panic(err)
// Handle numbers with custom constructor.
if v, _ := v.Get("constructor"); v.Object() != nil {
if strings.HasPrefix(toString(v.Object()), "function BigNumber") {
return true
}
}
cp := constructorPrototype(v)
return cp != nil && cp.Value() == BigNumber
// Handle default constructor.
BigNumber, _ := ctx.vm.Object("BigNumber.prototype")
if BigNumber == nil {
return false
}
bv, _ := BigNumber.Call("isPrototypeOf", v)
b, _ := bv.ToBoolean()
return b
}
func toString(obj *otto.Object) string {