Function indexInSlice

utilities.go:115–124

Returns the index of the target node in the slice, or -1.

(slice []*html.Node, node *html.Node)

// Returns the index of the target node in the slice, or -1.
func indexInSlice(slice []*html.Node, node *html.Node) int {
	if node != nil {
		for i, n := range slice {
			if n == node {
				return i
			}
		}
	}
	return -1
}

// Appends the new nodes to the target slice, making sure no duplicate is added.
// There is no check to the original state of the target slice, so it may still