AvailableFormatters gives a map of all formatters registered with their name as key and description as value.

FindFmt searches available formatters registered and returns FormaterFunc matched by given format name or nil otherwise.

Format registers a feature suite output formatter by given name, description and FormatterFunc constructor function, to initialize formatter with the output recorder.

StepDefinition is a registered step definition contains a StepHandler and regexp which is used to match a step.

Formatter is an interface for feature runner output summary presentation.

FormatterFunc builds a formatter with given suite name and io.Writer to record output.