Fix one case of infinite looping

dqsully · dqsully · commit ed9f3323137d · 2019-02-10T11:08:58.000-07:00
diff --git a/src/HJSON/HJSONParser.php b/src/HJSON/HJSONParser.php
@@ -345,7 +345,11 @@ private function next($c = false)
     private function peek($offs)
     {
         // range check is not required
-        return mb_substr(mb_strcut($this->text, $this->at), $offs, 1);
+        if ($offs >= 0) {
+            return mb_substr(mb_strcut($this->text, $this->at), $offs, 1);
+        } else {
+            return mb_substr(mb_strcut($this->text, 0, $this->at), $offs, 1);
+        }
     }
 
     private function skipIndent($indent)

Original file line number	Diff line number	Diff line change
`@@ -345,7 +345,11 @@ private function next($c = false)`
`345`	`345`	`private function peek($offs)`
`346`	`346`	`{`
`347`	`347`	`// range check is not required`
`348`		`- return mb_substr(mb_strcut($this->text, $this->at), $offs, 1);`
	`348`	`+ if ($offs >= 0) {`
	`349`	`+ return mb_substr(mb_strcut($this->text, $this->at), $offs, 1);`
	`350`	`+ } else {`
	`351`	`+ return mb_substr(mb_strcut($this->text, 0, $this->at), $offs, 1);`
	`352`	`+ }`
`349`	`353`	`}`
`350`	`354`
`351`	`355`	`private function skipIndent($indent)`