Function mergeInterfaces

server/utils.go:802–832

Merge source interface{} into destination interface. If values are maps,deep-merge them. Otherwise shallow-copy. Returns dst, true if the dst value was changed.

(dst, src any)

// If values are maps,deep-merge them. Otherwise shallow-copy.
// Returns dst, true if the dst value was changed.
func mergeInterfaces(dst, src any) (any, bool) {
	var changed bool

	if src == nil {
		return dst, changed
	}

	vsrc := reflect.ValueOf(src)
	switch vsrc.Kind() {
	case reflect.Map:
		if xsrc, ok := src.(map[string]any); ok {
			xdst, _ := dst.(map[string]any)
			dst, changed = mergeMaps(xdst, xsrc)
		} else {
			changed = true
			dst = src
		}
	case reflect.String:
		if vsrc.String() == nullValue {
			changed = dst != nil
			dst = nil
		} else {
			changed = true
			dst = src
		}
	default:
		changed = true
		dst = src
	}
	return dst, changed
}

// Deep copy maps.
func mergeMaps(dst, src map[string]any) (map[string]any, bool) {