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Optimize numbers

This commit is contained in:
Gregory Eremin 2015-02-17 23:58:49 +07:00
parent 0d2df2c6e5
commit bfdb311495
1 changed files with 2 additions and 7 deletions
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9
lexer/lexer.go
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@ -218,20 +218,15 @@ func lexBool(l *Lexer) stateFn {
}
func lexNumber(l *Lexer) stateFn {
var (
last rune
numDots = 0
)
numDots := 0
for {
switch r := l.next(); r {
case '1', '2', '3', '4', '5', '6', '7', '8', '9', '0':
last = r
case '.':
numDots++
last = r
default:
l.backup()
if numDots > 1 || last == '.' {
if numDots > 1 || r == '.' {
return l.errorf("Invalid number: %q", l.val())
}
l.emit(Number)