xml

type Decoder struct{}

type Encoder struct{}

type Node interface {
	// Parent of the current node. Nil for root node.
	Parent() Node

	// Tag name of tag nodes of the form <tagname>...</tagname>. Empty for
	// other node types.
	TagName() string

	// Attributes of tag nodes. Nil for other node types.
	Attr() []*encXml.Attr

	// Child nodes of root and tag nodes. Nil for other node types.
	Children() []Node

	// Text data of text nodes. Empty for other node types.
	Text() string

	// Comment data of comments of the form <!--comment-->. Does not include the
	// <!-- and --> markers. Empty for other node types.
	Comment() string

	// Target of processing instructions of the form <?target inst?>.
	// Empty for other node types.
	Target() string

	// Instruction of processing instructions of the form <?target inst?>.
	// Empty for other node types.
	Inst() string

	// Directive of the form <!directive>. Does not include the <! and >
	// markers. Empty for other node types.
	Directive() string

	// OutType of this node. Returns one of: Root, Tag, Text, Comment, ProcInst
	// or Directive.
	Type() int
}