NodeType
	Pos
	tr    *Tree
	Ident string // The identifier's name.
}

// NewIdentifier returns a new [IdentifierNode] with the given identifier name.
func NewIdentifier(ident string) *IdentifierNode {
	return &IdentifierNode{NodeType: NodeIdentifier, Ident: ident}
}

// SetPos sets the position. [NewIdentifier] is a public method so we can't modify its signature.
// Chained for convenience.
// TODO: fix one day?

					// Convert this into the equivalent form
					// {{ _eval_args_ arg1 arg2 ... argN | esc }}, so that esc can be easily
					// merged with the escapers in s.
					lastCmd.Args[0] = parse.NewIdentifier("_eval_args_").SetTree(nil).SetPos(lastCmd.Args[0].Position())
					p.Cmds = appendCmd(p.Cmds, newIdentCmd(esc, p.Position()))
					pipelineLen++
				}

	case itemIdentifier:
		checkFunc := t.Mode&SkipFuncCheck == 0
		if checkFunc && !t.hasFunction(token.val) {
			t.errorf("function %q not defined", token.val)
		}
		return NewIdentifier(token.val).SetTree(t).SetPos(token.pos)
	case itemDot:
		return t.newDot(token.pos)
	case itemNil:
		return t.newNil(token.pos)
	case itemVariable:
		return t.useVar(token.pos, token.val)
	case itemField:

		{"ListNode", Type, 0},
		{"ListNode.NodeType", Field, 0},
		{"ListNode.Nodes", Field, 0},
		{"ListNode.Pos", Field, 1},
		{"Mode", Type, 16},
		{"New", Func, 0},
		{"NewIdentifier", Func, 0},
		{"NilNode", Type, 1},
		{"NilNode.NodeType", Field, 4},
		{"NilNode.Pos", Field, 1},
		{"Node", Type, 0},
		{"NodeAction", Const, 0},
		{"NodeBool", Const, 0},

pkg text/template/parse, const NodeWith NodeType
pkg text/template/parse, func IsEmptyTree(Node) bool
pkg text/template/parse, func New(string, ...map[string]interface{}) *Tree
pkg text/template/parse, func NewIdentifier(string) *IdentifierNode
pkg text/template/parse, func Parse(string, string, string, string, ...map[string]interface{}) (map[string]*Tree, error)
pkg text/template/parse, method (*ActionNode) Copy() Node