Example #1
0
File: jq.go Project: wxf4150/jq-go
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)
	}
}
Example #2
0
File: jq.go Project: wxf4150/jq-go
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)
	}
}
Example #3
0
File: jq.go Project: wxf4150/go-jq
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")
	}
}
Example #4
0
File: jv.go Project: ashb/jqrepl
// 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))
}