// must at the least provide:
//
//	func (n *MyNode) String() string { return fmt.Sprint(n) }
//	func (n *MyNode) rawCopy() Node { c := *n; return &c }
//	func (n *MyNode) Format(s fmt.State, verb rune) { FmtNode(n, s, verb) }
//
// The embedding struct should also fill in n.op in its constructor,
// for more useful panic messages when invalid methods are called,
// instead of implementing Op itself.
type miniNode struct {

		}
		io.WriteString(s, o.GoString())
	}
}

// Node

// fmtNode implements formatting for a Node n.
// Every Node implementation must define a Format method that calls fmtNode.
// The valid formats are:
//
//	%v	Go syntax
//	%L	Go syntax followed by " (type T)" if type is known.
//	%+v	Debug syntax, as in Dump.
func fmtNode(n Node, s fmt.State, verb rune) {
	// %+v prints Dump.

var NumImport = make(map[string]int)

// fmtMode represents the kind of printing being done.
// The default is regular Go syntax (fmtGo).
// fmtDebug is like fmtGo but for debugging dumps and prints the type kind too.
// fmtTypeID and fmtTypeIDName are for generating various unique representations
// of types used in hashes, the linker, and function/method instantiations.
type fmtMode int

const (
	fmtGo fmtMode = iota
	fmtDebug