Function AsArray

expr/types.go:203–214

AsArray returns the type underlying array if any, nil otherwise.

(dt DataType)

// AsArray returns the type underlying array if any, nil otherwise.
func AsArray(dt DataType) *Array {
	switch t := dt.(type) {
	case *UserTypeExpr:
		return AsArray(t.Type)
	case *ResultTypeExpr:
		return AsArray(t.Type)
	case *Array:
		return t
	default:
		return nil
	}
}

// AsMap returns the type underlying map if any, nil otherwise.
func AsMap(dt DataType) *Map {