func strings.TrimRightFunc

5 uses

	strings (current package)
		strings.go#L897: func TrimRightFunc(s string, f func(rune) bool) string {
		strings.go#L911: 	return TrimRightFunc(TrimLeftFunc(s, f), f)
		strings.go#L1107: 				return TrimRightFunc(s[:hi+1], unicode.IsSpace)

	go/ast
		directive.go#L89: 	args := strings.TrimRightFunc(buf.str, unicode.IsSpace)

	go/printer
		printer.go#L494: 	return strings.TrimRightFunc(s, unicode.IsSpace)