Function newNavigableExpr

common/ast/navigable.go:269–282

(ast *AST, parent NavigableExpr, expr Expr, depth int)

}

func newNavigableExpr(ast *AST, parent NavigableExpr, expr Expr, depth int) NavigableExpr {
	// Reduce navigable expression nesting by unwrapping the embedded Expr value.
	if nav, ok := expr.(*navigableExprImpl); ok {
		expr = nav.Expr
	}
	nav := &navigableExprImpl{
		Expr:           expr,
		depth:          depth,
		ast:            ast,
		parent:         parent,
		createChildren: getChildFactory(expr),
	}
	return nav
}

type navigableExprImpl struct {
	Expr