Function mapper

sqlx.go:37–49

mapper returns a valid mapper using the configured NameMapper func.

()

// mapper returns a valid mapper using the configured NameMapper func.
func mapper() *reflectx.Mapper {
	mprMu.Lock()
	defer mprMu.Unlock()

	if mpr == nil {
		mpr = reflectx.NewMapperFunc("db", NameMapper)
	} else if origMapper != reflect.ValueOf(NameMapper) {
		// if NameMapper has changed, create a new mapper
		mpr = reflectx.NewMapperFunc("db", NameMapper)
		origMapper = reflect.ValueOf(NameMapper)
	}
	return mpr
}

// isScannable takes the reflect.Type and the actual dest value and returns
// whether or not it's Scannable.  Something is scannable if: