[jruby-joni] 147/194: add escape warning

[Hideki Yamane]

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henrich pushed a commit to branch debian/sid
in repository jruby-joni.

commit 3a8378bcc2652ed71664048fe007a36f333f66eb
Author: lopex <lopx at gazeta.pl>
Date:   Thu Jan 11 15:24:07 2018 +0100

    add escape warning
---
 src/org/joni/ScanEnvironment.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/org/joni/ScanEnvironment.java b/src/org/joni/ScanEnvironment.java
index 6262e8a..9a688dd 100644
--- a/src/org/joni/ScanEnvironment.java
+++ b/src/org/joni/ScanEnvironment.java
@@ -120,10 +120,10 @@ public final class ScanEnvironment {
             case 'b': return '\010';
             case 'e': return '\033';
             case 'v':
-                if (syntax.op2EscVVtab()) return 11; // ???
+                if (syntax.op2EscVVtab()) return 11; // '\v'
                 break;
             default:
-                break;
+                if (('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z')) ccEscWarn(String.valueOf((char)c));
             }
         }
         return c;

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