Method Validate

expr/node.go:1317–1327

* Negation I wanted to do negation on Binaries, but ended up not doing for now ie, rewrite NOT (X == "y") => X != "y" The general problem we ran into is that we lose some fidelity in collapsing AST that is necessary for other evaluation run-times. logically `NOT (X > y)` is NOT THE SAME AS

()

}
*/
func (m *BinaryNode) Validate() error {
	if len(m.Args) != 2 {
		return fmt.Errorf("not enough args in binary expected 2 got %d", len(m.Args))
	}
	for _, n := range m.Args {
		if err := n.Validate(); err != nil {
			return err
		}
	}
	return nil
}
func (m *BinaryNode) ChildrenArgs() []Node {
	return m.Args
}