From a5b67490dec3829a2f7bf6deee47d9a2b8a9020c Mon Sep 17 00:00:00 2001
From: imiyazaki <imiyazaki>
Date: Mon, 20 Oct 2003 15:40:59 +0000
Subject: [PATCH] refine code.

---
 Chise_utils/Chise_utils.pm |   11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/Chise_utils/Chise_utils.pm b/Chise_utils/Chise_utils.pm
index 8414736..1c2aca0 100644
--- a/Chise_utils/Chise_utils.pm
+++ b/Chise_utils/Chise_utils.pm
@@ -193,8 +193,9 @@ sub get_chars_matching{
 	}
     }
     else{
-#    # fall back if DB inconsistency exists.
+#   never fall back.
 #    unless(@res){
+#    # fall back if DB inconsistency exists.
 	if(&get_db($atr)){
 	    foreach $char (keys %{$chardb{$atr}}){
 		if($chardb{$atr}->{$char} eq $value){
@@ -227,18 +228,14 @@ sub get_chars_for{
 	    }
 	}
     }
-    foreach (keys %res){
-	if($res{$_}==$i){
-	    push @res,$_;
-	}
-    }
-    return @res;
+    return grep {defined($res{$_}) and $res{$_}==$i} (keys %res);
 }
 
 sub de_er{
     my($er)=@_;
     my($output_char,$atr,$value);
     if($er=~/^\d+$/){
+	# only for debug.
 	$output_char=pack("U",$er);
     }elsif($er=~/^U[\+\-]([a-fA-F\d]+)/){
 	$output_char=pack("U",hex($1));
-- 
1.7.10.4