Standard input is empty

Standard output is empty

gw.lang.parser.exceptions.ParseResultsException: prog.gosu

Errors: 

Expecting ')' to close function call. [line:7 col:1] in
line 6: 
line 7: print(scanner instanceof Scanner)
Line Number: 7  Column: 1

Not a statement. [line:7 col:15] in
line 6: 
line 7: print(scanner instanceof Scanner)
Line Number: 7  Column: 15

Could not resolve symbol for : instanceof [line:7 col:15] in
line 6: 
line 7: print(scanner instanceof Scanner)
Line Number: 7  Column: 15

Unexpected token: Scanner [line:7 col:26] in
line 6: 
line 7: print(scanner instanceof Scanner)
Line Number: 7  Column: 26

Unexpected token: ')' [line:7 col:33] in
line 6: 
line 7: print(scanner instanceof Scanner)
Line Number: 7  Column: 33


	at gw.internal.gosu.parser.ParserBase.verifyParsedElement(ParserBase.java:292)
	at gw.internal.gosu.parser.ParserBase.verifyParsedElement(ParserBase.java:263)
	at gw.internal.gosu.parser.GosuClassParser.parseDefinitions(GosuClassParser.java:475)
	at gw.internal.gosu.parser.GosuClass.compileDefinitionsIfNeeded(GosuClass.java:1551)
	at gw.internal.gosu.parser.GosuClass.compileDefinitionsIfNeeded(GosuClass.java:1494)
	at gw.internal.gosu.parser.GosuClass.isValid(GosuClass.java:925)
	at gw.internal.gosu.parser.GosuProgram_Proxy.isValid(gw.internal.gosu.parser.GosuProgram_Proxy:2)
	at gw.internal.gosu.parser.GosuProgramParser.parseExpressionOrProgram(GosuProgramParser.java:229)
	at gw.lang.Gosu.runWithFile(Gosu.java:621)
	at gw.lang.Gosu.start(Gosu.java:140)
	at gw.lang.Gosu.main(Gosu.java:70)