Add support for throw statement which can be used to throw
exceptions. Not very useful until we have a try exception which can
catch them.
throw statement can be used to throw new exceptions or previouly
caught exceptions. Only objects which are instance of Exception
class can be thrown, otherwise an TypeError is thrown.
Add support for Interpreter class to track caught exceptions,
alongside with uncaught exceptions. Required for throw statement.
Fix minor yet annoying bugs where the number of required arguments
was not properly converted to string in error messages.
Add support for
throwstatement which can be used to throw exceptions. Not very useful until we have atryexception which can catch them.throwstatement can be used to throw new exceptions or previouly caught exceptions. Only objects which are instance ofExceptionclass can be thrown, otherwise anTypeErroris thrown.Interpreterclass to track caught exceptions, alongside with uncaught exceptions. Required forthrowstatement.