1128 fix bug with index

Author: SilinMykola

src/com/magento/idea/magento2plugin/project/diagnostic/github/GitHubNewIssueBodyBuilderUtil.java

@@ -42,7 +42,7 @@ public static String buildNewBugReportBody(
             final @NotNull String stackTrace,
             final int maxAllowedBodyLength
     ) {
-        final int maxAllowedStackTraceLength = getMaxAllowedStackTraceLength(
+        int maxAllowedStackTraceLength = getMaxAllowedStackTraceLength(
                 project,
                 bugDescription,
                 maxAllowedBodyLength
@@ -56,6 +56,9 @@ public static String buildNewBugReportBody(
         String encodedCutStackTrace = "";
 
         while (!isFound) {
+            if (stackTrace.length() < maxAllowedStackTraceLength) {
+                maxAllowedStackTraceLength = stackTrace.length();
+            }
             final String cutStackTrace = stackTrace.substring(0, maxAllowedStackTraceLength - step);
             encodedCutStackTrace = encode(cutStackTrace);
 
@@ -64,11 +67,6 @@ public static String buildNewBugReportBody(
             } else {
                 step += 10;
             }
-            final int index = maxAllowedStackTraceLength - step;
-
-            if (index > stackTrace.length() || index - step < 0) {
-                isFound = true;
-            }
         }
 
         return buildTemplate(project, bugDescription, decode(encodedCutStackTrace));