kubernetes/vendor/golang.org/x/text/cases/info.go

func (c info) cccVal() info { … }

func (c info) cccType() info { … }

// isBreak returns whether this rune should introduce a break.
func (c info) isBreak() bool { … }

// isLetter returns whether the rune is of break type ALetter, Hebrew_Letter,
// Numeric, ExtendNumLet, or Extend.
func (c info) isLetter() bool { … }