From 413d3528bdf65fbac94dbfc642871450d9acab31 Mon Sep 17 00:00:00 2001
From: "Ignacio R. Morelle" <shadowm@wesnoth.org>
Date: Mon, 6 Jul 2015 23:31:05 -0300
Subject: [PATCH] Use empty() method instead of size() for emptiness checks

Found by cppcheck.
---
 src/help/help_impl.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/help/help_impl.cpp b/src/help/help_impl.cpp
index 3450ac43bbf..a3106f8628f 100644
--- a/src/help/help_impl.cpp
+++ b/src/help/help_impl.cpp
@@ -581,7 +581,7 @@ std::vector<topic> generate_faction_topics(const config & era, const bool sort_g
 			}
 		}
 
-		if (races.size() > 0) {
+		if (!races.empty()) {
 			std::set<std::string>::iterator it = races.begin();
 			text << _("Races: ") << *(it++);
 			while(it != races.end()) {
@@ -590,7 +590,7 @@ std::vector<topic> generate_faction_topics(const config & era, const bool sort_g
 			text << "\n\n";
 		}
 
-		if (alignments.size() > 0) {
+		if (!alignments.empty()) {
 			std::set<std::string>::iterator it = alignments.begin();
 			text << _("Alignments: ") << *(it++);
 			while(it != alignments.end()) {
@@ -878,7 +878,7 @@ std::vector<topic> generate_unit_topics(const bool sort_generated, const std::st
 		text << race_description << "\n\n";
 	}
 
-	if (alignments.size() > 0) {
+	if (!alignments.empty()) {
 		std::set<std::string>::iterator it = alignments.begin();
 		text << (alignments.size() > 1 ? _("Alignments: ") : _("Alignment: ")) << *(it++);
 		while(it != alignments.end()) {