[GitHub] [commons-lang] sebbASF commented on a change in pull request #565: [LANG-1576] refine StringUtils.chomp

[GitBox <gi...@apache.org>]

sebbASF commented on a change in pull request #565:
URL: https://github.com/apache/commons-lang/pull/565#discussion_r467604598



##########
File path: src/main/java/org/apache/commons/lang3/StringUtils.java
##########
@@ -697,27 +697,29 @@ public static String center(String str, final int size, String padStr) {
      * @return String without newline, {@code null} if null String input
      */
     public static String chomp(final String str) {
-        if (isEmpty(str)) {
+        final int length = length(str);
+
+        if (length == 0) {
             return str;
         }
 
-        if (str.length() == 1) {
+        if (length == 1) {
             final char ch = str.charAt(0);
             if (ch == CharUtils.CR || ch == CharUtils.LF) {
                 return EMPTY;
             }
             return str;
         }
 
-        int lastIdx = str.length() - 1;
+        int lastIdx = length - 1;
         final char last = str.charAt(lastIdx);
 
-        if (last == CharUtils.LF) {
-            if (str.charAt(lastIdx - 1) == CharUtils.CR) {
-                lastIdx--;
+        if (last != CharUtils.LF) {
+            if (last != CharUtils.CR) {

Review comment:
       The changes would be clearer if the original condition had been kept.




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