small refactor

src/commonMain/kotlin/com/infendro/cli/command/Command.kt

@@ -1,6 +1,5 @@
 package com.infendro.cli.command
 
-import com.infendro.cli.command.Execution
 import com.infendro.cli.argument.Argument
 import com.infendro.cli.exception.build.*
 import com.infendro.cli.exception.run.ArgumentCountException
@@ -24,8 +23,7 @@ class Command private constructor(
     fun run(
         args: Array<String>,
     ) {
-        val index = args
-            .withIndex()
+        val index = args.withIndex()
             .find { (_, value) -> value.startsWith("--") }
             ?.index ?: args.size
 
@@ -89,12 +87,11 @@ class Command private constructor(
             result += Execution.Arg(name, value)
         }
 
-        arguments
-            .forEach { argument ->
-                val count = result.count { it.name == argument.name }
-                if (count !in argument.min..argument.max)
-                    throw ArgumentCountException(argument.name, argument.min, argument.max)
-            }
+        arguments.forEach { argument ->
+            val count = result.count { it.name == argument.name }
+            if (count !in argument.min..argument.max)
+                throw ArgumentCountException(argument.name, argument.min, argument.max)
+        }
 
         return result
     }
@@ -164,7 +161,7 @@ class Command private constructor(
         }
     }
 
-    class Key(
+    class Key internal constructor(
         internal val index: Int,
     )
 }