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 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)
}
}
func jvToGo(value C.jv) interface{} {
switch C.jv_get_kind(value) {
case C.JV_KIND_INVALID:
return errors.New("invalid")
case C.JV_KIND_NULL:
return nil
case C.JV_KIND_FALSE:
return false
case C.JV_KIND_TRUE:
return true
case C.JV_KIND_NUMBER:
number := C.jv_number_value(value)
if C.jv_is_integer(value) == 0 {
return float64(number)
} else {
return int(number)
}
case C.JV_KIND_STRING:
return C.GoString(C.jv_string_value(value))
case C.JV_KIND_ARRAY:
length := C.jv_array_length(C.jv_copy(value))
arr := make([]interface{}, length)
for i := range arr {
arr[i] = jvToGo(C.jv_array_get(C.jv_copy(value), C.int(i)))
}
return arr
case C.JV_KIND_OBJECT:
result := make(map[string]interface{})
var k, v C.jv
for jv_i := C.jv_object_iter(value); C.jv_object_iter_valid(value, jv_i) != 0; jv_i = C.jv_object_iter_next(value, jv_i) {
k = C.jv_object_iter_key(value, jv_i)
v = C.jv_object_iter_value(value, jv_i)
result[C.GoString(C.jv_string_value(k))] = jvToGo(v)
}
return result
default:
return errors.New("unknown type")
}
}
// ArrayLength returns the number of elements in the array.
//
// Consumes the invocant
func (jv *Jv) ArrayLength() int {
return int(C.jv_array_length(jv.jv))
}