Function yaml_emitter_check_simple_key

emitterc.go:970–1001

Check if the next node can be expressed as a simple key.

(emitter *yaml_emitter_t)

// Check if the next node can be expressed as a simple key.
func yaml_emitter_check_simple_key(emitter *yaml_emitter_t) bool {
	length := 0
	switch emitter.events[emitter.events_head].typ {
	case yaml_ALIAS_EVENT:
		length += len(emitter.anchor_data.anchor)
	case yaml_SCALAR_EVENT:
		if emitter.scalar_data.multiline {
			return false
		}
		length += len(emitter.anchor_data.anchor) +
			len(emitter.tag_data.handle) +
			len(emitter.tag_data.suffix) +
			len(emitter.scalar_data.value)
	case yaml_SEQUENCE_START_EVENT:
		if !yaml_emitter_check_empty_sequence(emitter) {
			return false
		}
		length += len(emitter.anchor_data.anchor) +
			len(emitter.tag_data.handle) +
			len(emitter.tag_data.suffix)
	case yaml_MAPPING_START_EVENT:
		if !yaml_emitter_check_empty_mapping(emitter) {
			return false
		}
		length += len(emitter.anchor_data.anchor) +
			len(emitter.tag_data.handle) +
			len(emitter.tag_data.suffix)
	default:
		return false
	}
	return length <= 128
}

// Determine an acceptable scalar style.
func yaml_emitter_select_scalar_style(emitter *yaml_emitter_t, event *yaml_event_t) bool {