vy commented on code in PR #3212:
URL: https://github.com/apache/logging-log4j2/pull/3212#discussion_r1846325058
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log4j-layout-template-json/src/main/java/org/apache/logging/log4j/layout/template/json/resolver/StackTraceStringResolver.java:
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@@ -253,13 +253,14 @@ else if (bufferIndex < (endIndex - 12)
private static int findLineStartIndex(final CharSequence buffer, final int
startIndex, final int endIndex) {
char prevChar = '-';
- for (int i = startIndex; i <= endIndex; i++) {
+ int i = startIndex;
+ for (; i < endIndex; i++) {
if (prevChar == '\n') {
return i;
}
prevChar = buffer.charAt(i);
}
- return -1;
+ return prevChar == '\n' ? i : -1;
Review Comment:
This is to return 4 when the input is `("abc\nd", 0, 3)`. But looking at it
again, this use case doesn't exist anymore and the loop can even be further
simplified: see fd55d26c02b207bd8a9639a895b2240394aeda41.
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