func()

in grok.go [116:124]

• 7 lines of code
• 2 McCabe index (conditional complexity)

func (grok *Grok) AddPattern(name, patternDefinition string) error {
	if strings.ContainsRune(name, ':') {
		return ErrUnsupportedName
	}

	// overwrite existing if present
	grok.patternDefinitions[name] = patternDefinition
	return nil
}