From 9565dd32bbd68d2fada2fbe2ece4b778b43e6bb0 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 20 Jul 2015 19:03:09 +0200
Subject: Minor/cosmetic changes to path::operator--()

---
 butl/path | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/butl/path b/butl/path
index 1b4e006..865da4e 100644
--- a/butl/path
+++ b/butl/path
@@ -414,15 +414,15 @@ namespace butl
       {
         e_ = b_;
 
-        if (e_ != 0)
-        {
-          b_ = e_ == string_type::npos ?
-            traits::rfind_separator (*p_) /* Rigtmost component */ :
-            --e_ > 0 ? traits::rfind_separator (*p_, e_ - 1) :
-            string_type::npos /* Leftmost empty component */;
-
-          b_ = b_ == string_type::npos ? 0 : b_ + 1;
-        }
+        b_ = e_ == string_type::npos // Last component?
+          ? traits::rfind_separator (*p_)
+          : (--e_ == 0 // First empty component?
+             ? string_type::npos
+             : traits::rfind_separator (*p_, e_ - 1));
+
+        b_ = b_ == string_type::npos // First component?
+          ? 0
+          : b_ + 1;
 
         return *this;
       }
-- 
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