func golang.org/x/text/internal/language.isAlpha

6 uses

	golang.org/x/text/internal/language (current package)
		lookup.go#L202: 		if isAlpha(s[0]) {
		parse.go#L18: func isAlpha(b byte) bool {
		parse.go#L308: 	for len(scan.token) == 3 && isAlpha(scan.token[0]) {
		parse.go#L324: 	if len(scan.token) == 4 && isAlpha(scan.token[0]) {
		parse.go#L565: 		if n := len(scan.token); n >= 2 && n <= 3 && isAlpha(scan.token[1]) {
		parse.go#L569: 		for len(scan.token) == 2 && !isAlpha(scan.token[1]) {