msfcli - fixed impcomplete argument parsing

msfcli

@@ -141,8 +141,12 @@ exploit.init_ui(
 mode = ARGV.pop || 'h'
 
 # Import options
-exploit.datastore.import_options_from_s(ARGV.join('_|_'), '_|_')
-
+begin
+	exploit.datastore.import_options_from_s(ARGV.join('_|_'), '_|_')
+rescue => e
+	print "[!] Error: #{e}\n\n"
+	exit
+end
 
 # Initialize associated modules
 payload = nil
@@ -152,21 +156,21 @@ nop     = nil
 if (exploit.datastore['PAYLOAD'])
 	payload = $framework.payloads.create(exploit.datastore['PAYLOAD'])
 	if (payload != nil)
-	payload.datastore.import_options_from_s(ARGV.join('_|_'), '_|_')
+		payload.datastore.import_options_from_s(ARGV.join('_|_'), '_|_')
 	end
 end
 
 if (exploit.datastore['ENCODER'])
 	encoder = $framework.encoders.create(exploit.datastore['ENCODER'])
 	if (encoder != nil)
-	encoder.datastore.import_options_from_s(ARGV.join('_|_'), '_|_')
+		encoder.datastore.import_options_from_s(ARGV.join('_|_'), '_|_')
 	end
 end
 
 if (exploit.datastore['NOP'])
 	nop = $framework.nops.create(exploit.datastore['NOP'])
 	if (nop != nil)
-	nop.datastore.import_options_from_s(ARGV.join('_|_'), '_|_')
+		nop.datastore.import_options_from_s(ARGV.join('_|_'), '_|_')
 	end
 end
 
@@ -178,7 +182,6 @@ case mode.downcase
 		$stdout.puts("\n" + Msf::Serializer::ReadableText.dump_module(payload, Indent)) if payload
 		$stdout.puts("\n" + Msf::Serializer::ReadableText.dump_module(encoder, Indent)) if encoder
 		$stdout.puts("\n" + Msf::Serializer::ReadableText.dump_module(nop, Indent)) if nop
-
 	when "o"
 		$stdout.puts("\n" + Msf::Serializer::ReadableText.dump_options(exploit, Indent))
 		$stdout.puts("\n" + Msf::Serializer::ReadableText.dump_options(payload, Indent)) if payload