(self, ins)
Parse VIEW syntax.
Parse VIEW syntax.
Parse VIEW syntax .
def _parse_view(self, ins):
        """Parse VIEW syntax."""
        yield ins.skip_blank_read_if((tk.SCREEN,))
        if ins.skip_blank() == b'(':
            for c in self._parse_pair(ins):
                yield c
            ins.require_read((tk.O_MINUS,))
            for c in self._parse_pair(ins):
                yield c
            if ins.skip_blank_read_if((b',',)):
                yield self.parse_expression(ins)
            else:
                yield None
            if ins.skip_blank_read_if((b',',)):
                yield self.parse_expression(ins)
            else:
                yield None
def _parse_view ( self , ins ) : yield ins . skip_blank_read_if ( ( tk . SCREEN , ) ) if ins . skip_blank ( ) == b'(' : for c in self . _parse_pair ( ins ) : yield c ins . require_read ( ( tk . O_MINUS , ) ) for c in self . _parse_pair ( ins ) : yield c if ins . skip_blank_read_if ( ( b',' , ) ) : yield self . parse_expression ( ins ) else : yield None if ins . skip_blank_read_if ( ( b',' , ) ) : yield self . parse_expression ( ins ) else : yield None