code: func (e *Specs) toMatch(description string, i int) []byte {
  	if i > len(e.names) {
  		return nil
  	}
  	if e.RegexScansFilePath {
  		return []byte(
  			description + " " +
  				e.names[i] + " " +
  				e.specs[i].subject.CodeLocation().FileName)
  	} else {
  		return []byte(
  			description + " " +
  				e.names[i])
  	}
  }
docs: // toMatch returns a byte[] to be used by regex matchers.  When adding new behaviours to the matching function,
  // this is the place which we append to.