func (p *Page) initPlainSecondary() {
p.plainSecondaryInit.Do(func() {
p.initPlain()
runeCount := 0
for _, r := range p.plain {
if !helpers.IsWhitespace(r) {
runeCount++
}
}
p.plainRuneCount = runeCount
return
})
}
// countRunes returns the approximate rune count of the given content.
func countRunes(content interface{}) (int, error) {
conv, err := cast.ToStringE(content)
if err != nil {
return 0, fmt.Errorf("Failed to convert content to string: %s", err.Error())
}
counter := 0
for _, r := range helpers.StripHTML(conv) {
if !helpers.IsWhitespace(r) {
counter++
}
}
return counter, nil
}