Function mergeMap

hrp/parser.go:329–345

merge two map, the first map have higher priority

(m, overriddenMap map[string]string)

// merge two map, the first map have higher priority
func mergeMap(m, overriddenMap map[string]string) map[string]string {
	if overriddenMap == nil {
		return m
	}
	if m == nil {
		return overriddenMap
	}

	mergedMap := make(map[string]string)
	for k, v := range overriddenMap {
		mergedMap[k] = v
	}
	for k, v := range m {
		mergedMap[k] = v
	}
	return mergedMap
}

// merge two validators slice, the first validators have higher priority
func mergeValidators(validators, overriddenValidators []interface{}) []interface{} {