MRI and their fall-throughs in switches

Author: enebo

core/src/main/java/org/jruby/ext/ripper/HeredocTerm.java

@@ -142,11 +142,10 @@ public int parseString(RubyLexer lexer, LexerSource src) throws java.io.IOExcept
                     switch(lexer.p(pend-1)) {
                         case '\n':
                             pend--;
-                            if (pend == p || lexer.p(pend-1) == '\r') {
-                                pend--;
+                            if (pend == p || lexer.p(pend - 1) != '\r') {
+                                pend++;
                                 break;
                             }
-                            break;
                         case '\r':
                             pend--;
                             break;

core/src/main/java/org/jruby/lexer/yacc/HeredocTerm.java

@@ -125,11 +125,10 @@ public int parseString(RubyLexer lexer) throws java.io.IOException {
                     switch (lexer.p(pend - 1)) {
                         case '\n':
                             pend--;
-                            if (pend == p || lexer.p(pend - 1) == '\r') {
-                                pend--;
+                            if (pend == p || lexer.p(pend - 1) != '\r') {
+                                pend++;
                                 break;
                             }
-                            break;
                         case '\r':
                             pend--;
                             break;