func toString(jv C.jv) string {
// Dump it!
dumped := C.jv_dump_string(jv, 0)
defer C.jv_free(dumped)
// Convert dump to string!
strval := C.jv_string_value(dumped)
return C.GoString(strval)
}
func dumpObject(buf *bytes.Buffer, x C.jv) {
keys := C.jv_keys(C.jv_copy(x))
defer C.jv_free(keys)
ct := C.jv_array_length(C.jv_copy(keys))
buf.WriteRune('{')
defer buf.WriteRune('}')
for i := C.int(0); i < ct; i++ {
key := C.jv_array_get(C.jv_copy(keys), i)
if i > 0 {
buf.WriteRune(',')
}
dumpString(buf, key)
buf.WriteRune(':')
val := C.jv_object_get(C.jv_copy(x), key)
dumpValue(buf, val)
C.jv_free(val)
}
}
// GetInvalidMessageAsString gets the error message for this Jv. If there is none it
// will return ("", false). Otherwise it will return the message as a string and true,
// converting non-string values if necessary. If you want the message in it's
// native Jv type use `GetInvalidMessage()`
//
// Consumes the invocant.
func (jv *Jv) GetInvalidMessageAsString() (string, bool) {
msg := C.jv_invalid_get_msg(jv.jv)
defer C.jv_free(msg)
if C.jv_get_kind(msg) == C.JV_KIND_NULL {
return "", false
} else if C.jv_get_kind(msg) != C.JV_KIND_STRING {
msg = C.jv_dump_string(msg, 0)
}
return C.GoString(C.jv_string_value(msg)), true
}
func dumpArray(buf *bytes.Buffer, x C.jv) {
ct := C.jv_array_length(C.jv_copy(x))
buf.WriteRune('[')
defer buf.WriteRune(']')
for i := C.int(0); i < ct; i++ {
val := C.jv_array_get(C.jv_copy(x), i)
if i > 0 {
buf.WriteRune(',')
}
dumpValue(buf, val)
C.jv_free(val)
}
}
func freeJv(jv C.jv) {
C.jv_free(jv)
}
// Free this reference to a Jv value.
//
// Don't call this more than once per jv - might not actually free the memory
// as libjq uses reference counting. To make this more like the libjq interface
// we return a nil pointer.
func (jv *Jv) Free() *Jv {
C.jv_free(jv.jv)
return nil
}
