func (b *BinaryFormat) Meta() (m MetaInfo) {
	return
}
Meta returns the meta information stored in the Format
no-op method
package vegeta
type MetaInfo map[string]string
type Format interface {
	String() string
	Meta() MetaInfo
	SetMeta(key, value string)
}
func NewFormat(typ string) Format {
	switch typ {
	case "json":
		return NewJSONFormat()
	case "text":
		return NewTextFormat()
	case "binary":
		return NewBinaryFormat()
	case "histogram":
		return NewHistogramFormat()
	}
	return NewJSONFormat()  
}
type JSONFormat string
func NewJSONFormat() *JSONFormat {
	f := JSONFormat("json")
	return &f
}
func (j *JSONFormat) SetMeta(key, value string) {
}
func (j *JSONFormat) String() string {
	return string(*j)
}
func (j *JSONFormat) Meta() (m MetaInfo) {
	return nil
}
type TextFormat string
func NewTextFormat() *TextFormat {
	f := TextFormat("text")
	return &f
}
func (j *TextFormat) SetMeta(key, value string) {
}
func (j *TextFormat) String() string {
	return string(*j)
}
func (j *TextFormat) Meta() (m MetaInfo) {
	return nil
}
type BinaryFormat string
func NewBinaryFormat() *BinaryFormat {
	f := BinaryFormat("binary")
	return &f
}
func (b *BinaryFormat) SetMeta(key, value string) {
}
func (b *BinaryFormat) String() string {
	return string(*b)
}