core/asm: use ContainsRune instead of IndexRune (#15098)

This commit is contained in:
Fiisio 2017-09-08 05:11:48 +08:00 committed by Felix Lange
parent 2dcb22afec
commit 02b4d074f6

@ -145,7 +145,7 @@ func (l *lexer) ignore() {
// Accepts checks whether the given input matches the next rune
func (l *lexer) accept(valid string) bool {
if strings.IndexRune(valid, l.next()) >= 0 {
if strings.ContainsRune(valid, l.next()) {
return true
}
@ -157,7 +157,7 @@ func (l *lexer) accept(valid string) bool {
// acceptRun will continue to advance the seeker until valid
// can no longer be met.
func (l *lexer) acceptRun(valid string) {
for strings.IndexRune(valid, l.next()) >= 0 {
for strings.ContainsRune(valid, l.next()) {
}
l.backup()
}
@ -166,7 +166,7 @@ func (l *lexer) acceptRun(valid string) {
// to advance the seeker until the rune has been found.
func (l *lexer) acceptRunUntil(until rune) bool {
// Continues running until a rune is found
for i := l.next(); strings.IndexRune(string(until), i) == -1; i = l.next() {
for i := l.next(); !strings.ContainsRune(string(until), i); i = l.next() {
if i == 0 {
return false
}