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Only display help aliases when there are aliases. Fixes BUKKIT-1621

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By: feildmaster <admin@feildmaster.com>
This commit is contained in:
CraftBukkit/Spigot
2012-12-10 01:10:39 -06:00
parent 3785714b45
commit f1ce3ae037
1 changed files with 6 additions and 3 deletions
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5
paper-server/src/main/java/org/bukkit/craftbukkit/help/SimpleHelpMap.java
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@@ -145,7 +145,10 @@ public class SimpleHelpMap implements HelpMap {
}
// Add alias sub-index
addTopic(new IndexHelpTopic("Aliases", "Lists command aliases", null, Collections2.filter(helpTopics.values(), Predicates.instanceOf(CommandAliasHelpTopic.class))));
Collection<HelpTopic> filteredTopics = Collections2.<HelpTopic>filter(helpTopics.values(), Predicates.instanceOf(CommandAliasHelpTopic.class));
if (!filteredTopics.isEmpty()) {
addTopic(new IndexHelpTopic("Aliases", "Lists command aliases", null, filteredTopics));
}
// Initialize plugin-level sub-topics
Map<String, Set<HelpTopic>> pluginIndexes = new HashMap<String, Set<HelpTopic>>();