Method MustJSONUnmarshaler

binder.go:367–382

MustJSONUnmarshaler requires parameter value to exist to bind to destination implementing json.Unmarshaler interface. Returns error when value does not exist

(sourceParam string, dest json.Unmarshaler)

// MustJSONUnmarshaler requires parameter value to exist to bind to destination implementing json.Unmarshaler interface.
// Returns error when value does not exist
func (b *ValueBinder) MustJSONUnmarshaler(sourceParam string, dest json.Unmarshaler) *ValueBinder {
	if b.failFast && b.errors != nil {
		return b
	}

	tmp := b.ValueFunc(sourceParam)
	if tmp == "" {
		b.setError(b.ErrorFunc(sourceParam, []string{tmp}, "required field value is empty", nil))
		return b
	}

	if err := dest.UnmarshalJSON([]byte(tmp)); err != nil {
		b.setError(b.ErrorFunc(sourceParam, []string{tmp}, "failed to bind field value to json.Unmarshaler interface", err))
	}
	return b
}

// TextUnmarshaler binds parameter to destination implementing encoding.TextUnmarshaler interface
func (b *ValueBinder) TextUnmarshaler(sourceParam string, dest encoding.TextUnmarshaler) *ValueBinder {