Method Merge

section.go:319–353

Merge merges the given section to current section. Settings from source section overwites the values in the current section

(source *Section)

// Merge merges the given section to current section. Settings from source
// section overwites the values in the current section
func (section *Section) Merge(source *Section) error {
	for _, key := range source.Keys() {
		sourceValue, _ := source.Get(key)
		targetValue, err := section.Get(key)

		// not found, so add it
		if err != nil {
			section.Set(key, sourceValue)
			continue
		}

		// found existing one and it's type SECTION, merge it
		if targetValue.GetType() == SECTION {
			// Source value have to be SECTION type here
			if sourceValue.GetType() != SECTION {
				return fmt.Errorf("source (%v) and target (%v) type doesn't match: %v",
					sourceValue.GetType(),
					targetValue.GetType(),
					key)
			}

			if err = targetValue.(*Section).Merge(sourceValue.(*Section)); err != nil {
				return err
			}

			continue
		}

		// found existing one, update it
		if err = targetValue.UpdateValue(sourceValue.GetValue()); err != nil {
			return fmt.Errorf("%v: %v", err, key)
		}
	}
	return nil
}

// ToJSON will convert this Section and all it's underlying values and Sections
// into JSON as a []byte