## Comments

    // Single line comment
    /* Multi-line
    comment */

## Strings

    "foo \"bar\" baz";
    'foo \'bar\' baz'

## Numbers

    42
    42L
    1.2e3
    0.1E-4
    0.2e+1

## Full example

    include "console.iol"

    type HubType: void {
      .sid: undefined
      .nodes[1,*] : NodeType
    }

    type NodeType: void {
      .sid: string
      .node: string
      .load?: int
    }

    type NetType: HubType | NodeType

    interface NetInterface {
      OneWay: start( string ), addElement( NetType ), removeElement( NetType ), quit( void )
      RequestResponse: showElements( void )( NetType ) throws SomeFault
    }

    type LogType: void {
      .message: string
    }

    interface LoggerInterface {
      RequestResponse: log( LogType )( void )
    }

    outputPort LoggerService {
        Interfaces: LoggerInterface
    }

    embedded {
      Jolie: "logger.ol" in LoggerService
    }

    type AuthenticationData: void {
        .key:string
    }

    interface extender AuthInterfaceExtender {
        OneWay: *(AuthenticationData)
    }

    service SubService
    {
      Interfaces: NetInterface

      main
      {
         println@Console( "I do nothing" )()
      }
    }

    inputPort ExtLogger {
      Location: "socket://localhost:9000"
      Protocol: sodep
      Interfaces: LoggerInterface
      Aggregates: LoggerService with AuthInterfaceExtender
    }

    courier ExtLogger {
      [interface LoggerInterface( request )] {
        if ( key == "secret" ){
          forward ( request )
        }
      }
    }

    inputPort In {
      Location: "socket://localhost:8000"
      Protocol: http {
        .debug = true;
        .debug.showContent = true
      }
      Interfaces: NetInterface
      Aggregates: SubService,
                  LoggerService
      Redirects: A => SubService,
                 B => SubService
    }

    cset {
      sid: HubType.sid NodeType.sid
    }

    execution{ concurrent }

    define netmodule {
      if( request.load == 0 || request.load < 1 &&
          request.load <= 2 || request.load >= 3 &&
          request.load > 4  || request.load%4 == 2
      ) {
        scope( scopeName ) {
          // inline comment
          install( MyFault => println@Console( "Something \"Went\" Wrong" + ' but it\'s ok' )() );
          /*
          * Multi-line
          * Comment
          */
          install( this => cH; println@Console( "Something went wrong: " + ^load )() );
          install( default => comp( scopeName ); println@Console( "Something went wrong" )() );
          load -> request.( "load" );
          { ++load | load++ | --load | load-- };
          throw( MyFault )
        }
      } else {
        foreach ( node -> request.nodes ) {
          with( node ){
            while( .load != 100 ) {
              .load++
            }
          }
        }
      }
    }

    main
    {
      start( sid );
      synchronized( unneededSync ){
        csets.sid = sid;
        undef( sid )
      };
      provide
        [ addElement( request ) ]{
          if( request instanceof NodeType ) {
            netmodule
          }
        }
        [ removeElement() ]
        [ showElements()( response ){
           /*
           * assemble response
           */
           nullProcess
         }]{
           // log the request
           log@LoggerService( new )();
           log @ LoggerService( new )()
         }
      until
       [ quit() ]{ exit }
    }