Create base for CLI

app/src/main/kotlin/io/smnp/SMNP.kt

@@ -1,9 +1,35 @@
 package io.smnp
 
+import com.xenomachina.argparser.ArgParser
+import com.xenomachina.argparser.mainBody
+import io.smnp.cli.model.entity.Arguments
+import io.smnp.cli.model.enumeration.ModulesPrintMode
+import io.smnp.environment.DefaultEnvironment
+import io.smnp.ext.DefaultModuleRegistry
 import io.smnp.interpreter.DefaultInterpreter
-import java.io.File;
 
-fun main(args: Array<String>) {
-   val interpreter = DefaultInterpreter()
-   interpreter.run(File("/home/bartek/Developent/SMNP-Kotlin/examples/scratchpad.mus"))
+fun main(args: Array<String>): Unit = mainBody {
+   ArgParser(args).parseInto(::Arguments).run {
+      val interpreter = DefaultInterpreter()
+
+      when {
+         file != null -> interpreter.run(file!!, printTokens, printAst, dryRun)
+         code != null -> interpreter.run(code!!, printTokens, printAst, dryRun)
+         else -> null
+      }?.let { it as DefaultEnvironment }?.let { environment ->
+         if(loadedModules != null) {
+            println("Loaded modules:")
+            when (loadedModules) {
+               ModulesPrintMode.LIST -> environment.modules.forEach { println(it) }
+               ModulesPrintMode.TREE -> environment.printModules(false)
+               ModulesPrintMode.CONTENT -> environment.printModules(true)
+            }
+         }
+      }
+
+      if (availableModules) {
+         println("Available modules:")
+         DefaultModuleRegistry.registeredModules().forEach { println(it) }
+      }
+   }
 }