Added optional permission to tab completer

.github/README.md

@@ -39,7 +39,7 @@ To add this project as a dependency to your project, add the following to your p
 <dependency>
     <groupId>com.github.Despical</groupId>
     <artifactId>CommandFramework</artifactId>
-    <version>1.1.7</version>
+    <version>1.1.8</version>
     <scope>compile</scope>
 </dependency>
 ```
@@ -52,7 +52,7 @@ repositories {
 ```
 ```
 dependencies {
-    compileOnly group: "com.github.Despical", name: "CommandFramework", version: "1.1.7";
+    compileOnly group: "com.github.Despical", name: "CommandFramework", version: "1.1.8";
 }
 ```
 

pom.xml

@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>me.despical</groupId>
     <artifactId>command-framework</artifactId>
-    <version>1.1.7</version>
+    <version>1.1.8</version>
 
     <properties>
         <java.version>8</java.version>
@@ -48,7 +48,7 @@
         <dependency>
             <groupId>com.github.Despical</groupId>
             <artifactId>Commons</artifactId>
-            <version>1.6.0</version>
+            <version>1.6.1</version>
         </dependency>
     </dependencies>
 

src/main/java/me/despical/commandframework/CommandFramework.java

@@ -337,6 +337,10 @@ public List<String> onTabComplete(@NotNull CommandSender sender, @NotNull org.bu
 
 		if (entry == null) return null;
 
+		final String permission = entry.getKey().permission();
+
+		if (!permission.isEmpty() && !sender.hasPermission(permission)) return null;
+
 		try {
 			final Object instance = entry.getValue().getKey().invoke(entry.getValue().getValue(), new CommandArguments(sender, cmd, label, args));
 

src/main/java/me/despical/commandframework/Completer.java

@@ -23,7 +23,7 @@
 import java.lang.annotation.Target;
 
 /**
- * An utility class in framework to create argument completions
+ * A utility class in framework to create argument completions
  * for commands.
  *
  * @author Despical
@@ -42,6 +42,13 @@
 	 */
 	String name();
 
+	/**
+	 * The permission that sender must have to receive tab complete.
+	 *
+	 * @return name of the permission
+	 */
+	String permission() default "";
+
 	/**
 	 * An alternative name list of command. Check {@link #name()}
 	 * to understand how command names work.