From 532bbeca0d208bb9105a02e32676649ff03f99fd Mon Sep 17 00:00:00 2001
From: Max Brunsfeld <maxbrunsfeld@gmail.com>
Date: Tue, 12 Dec 2017 16:50:53 -0800
Subject: [PATCH] Remove wrong handling of \a in a regex

---
 src/compiler/prepare_grammar/parse_regex.cc | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/compiler/prepare_grammar/parse_regex.cc b/src/compiler/prepare_grammar/parse_regex.cc
index cab76443..021b7e4d 100644
--- a/src/compiler/prepare_grammar/parse_regex.cc
+++ b/src/compiler/prepare_grammar/parse_regex.cc
@@ -190,8 +190,6 @@ class PatternParser {
 
   CharacterSet escaped_char(uint32_t value) {
     switch (value) {
-      case 'a':
-        return CharacterSet().include('a', 'z').include('A', 'Z');
       case 'w':
         return CharacterSet()
           .include('a', 'z')
@@ -210,8 +208,11 @@ class PatternParser {
       case 'D':
         return CharacterSet().include_all().exclude('0', '9');
       case 's':
-        return CharacterSet().include(' ').include('\t').include('\n').include(
-          '\r');
+        return CharacterSet()
+          .include(' ')
+          .include('\t')
+          .include('\n')
+          .include('\r');
       case 'S':
         return CharacterSet()
           .include_all()