Method Len

model/value.go:320–343

Len returns the length of the value.

()

// Len returns the length of the value.
func (v *Value) Len() (int, error) {
	var l int
	var err error

	switch {
	case v.IsSlice():
		l, err = v.SliceLen()
	case v.IsMap():
		l, err = v.MapLen()
	case v.IsString():
		l, err = v.StringLen()
	default:
		err = ErrUnexpectedTypes{
			Expected: []Type{TypeSlice, TypeMap, TypeString},
			Actual:   v.Type(),
		}
	}

	if err != nil {
		return l, err
	}

	return l, nil
}

func (v *Value) Copy() (*Value, error) {
	switch v.Type() {