fix a few bugs

build.gradle

@@ -8,7 +8,7 @@ sourceCompatibility = targetCompatibility = JavaVersion.VERSION_1_8
 compileJava.options.encoding 'UTF-8'
 
 group 'me.dkim19375'
-version '2.0.3'
+version '2.0.4'
 
 compileKotlin.kotlinOptions.jvmTarget = '1.8'
 

src/main/java/me/dkim19375/dkim19375jdautils/command/HelpCommand.kt

@@ -9,6 +9,8 @@ import me.dkim19375.dkim19375jdautils.util.getOfType
 import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent
 import java.awt.Color
 
+val OTHER_TYPE: CommandType = object : CommandType("OTHER", "Other") {}
+
 @API
 class HelpCommand(private val bot: BotBase) : Command(bot) {
     override val command = "help"
@@ -23,7 +25,7 @@ class HelpCommand(private val bot: BotBase) : Command(bot) {
                 "View commands in the ${type.displayname.lowercase()} category"
             )
         }.toSet()
-    override val type = object : CommandType("OTHER", "Other") {}
+    override val type = OTHER_TYPE
     override val minArgs = 1
 
     override fun onGuildCommand(

src/main/java/me/dkim19375/dkim19375jdautils/embed/EmbedUtils.kt

@@ -15,11 +15,14 @@ object EmbedUtils {
     }
 
     private fun combineStrings(first: String, second: String): String {
-        return first + second
+        return "$first$second"
     }
 
     @API
     fun getEmbedGroup(name: String, values: Collection<String>): MessageEmbed.Field {
+        if (values.isEmpty()) {
+            return MessageEmbed.Field(name, "```\nNone ```", false)
+        }
         var value = "```\n- "
         var i = 1
         for (string in values) {
@@ -31,6 +34,6 @@ object EmbedUtils {
             i++
         }
         value = combineStrings(value, "```")
-        return MessageEmbed.Field(name, value, true)
+        return MessageEmbed.Field(name, value, false)
     }
 }