Method escape

plugins/dbms/sybase/syntax.py:13–24

>>> Syntax.escape("SELECT 'abcdefgh' FROM foobar") == "SELECT CHAR(97)+CHAR(98)+CHAR(99)+CHAR(100)+CHAR(101)+CHAR(102)+CHAR(103)+CHAR(104) FROM foobar" True >>> Syntax.escape(u"SELECT 'abcd\xebfgh' FROM foobar") == "SELECT CHAR(97)+CHAR(98)+CHAR(99)+CHAR(100)+TO_UNICHAR(235)

(expression, quote=True)

class Syntax(GenericSyntax):
    @staticmethod
    def escape(expression, quote=True):
        """
        >>> Syntax.escape("SELECT 'abcdefgh' FROM foobar") == "SELECT CHAR(97)+CHAR(98)+CHAR(99)+CHAR(100)+CHAR(101)+CHAR(102)+CHAR(103)+CHAR(104) FROM foobar"
        True
        >>> Syntax.escape(u"SELECT 'abcd\xebfgh' FROM foobar") == "SELECT CHAR(97)+CHAR(98)+CHAR(99)+CHAR(100)+TO_UNICHAR(235)+CHAR(102)+CHAR(103)+CHAR(104) FROM foobar"
        True
        """

        def escaper(value):
            return "+".join("%s(%d)" % ("CHAR" if _ < 128 else "TO_UNICHAR", _) for _ in getOrds(value))

        return Syntax._escape(expression, quote, escaper)