def __init__(self, error_func, on_lbrace_func, on_rbrace_func,
                 type_lookup_func):
        """ Create a new Lexer.

            error_func:
                An error function. Will be called with an error
                message, line and column as arguments, in case of
                an error during lexing.

            on_lbrace_func, on_rbrace_func:
                Called when an LBRACE or RBRACE is encountered
                (likely to push/pop type_lookup_func's scope)

            type_lookup_func:
                A type lookup function. Given a string, it must
                return True IFF this string is a name of a type
                that was defined with a typedef earlier.
        """
        self.error_func = error_func
        self.on_lbrace_func = on_lbrace_func
        self.on_rbrace_func = on_rbrace_func
        self.type_lookup_func = type_lookup_func
        self.filename = ''

        # Keeps track of the last token returned from self.token()
        self.last_token = None

        # Allow either "# line" or "# <num>" to support GCC's
        # cpp output
        #
        self.line_pattern = re.compile(r'([ \t]*line\W)|([ \t]*\d+)')
        self.pragma_pattern = re.compile(r'[ \t]*pragma\W')
 Create a new Lexer.

            error_func:
                An error function. Will be called with an error
                message, line and column as arguments, in case of
                an error during lexing.

            on_lbrace_func, on_rbrace_func:
                Called when an LBRACE or RBRACE is encountered
                (likely to push/pop type_lookup_func's scope)

            type_lookup_func:
                A type lookup function. Given a string, it must
                return True IFF this string is a name of a type
                that was defined with a typedef earlier.
        
Solutions/CyberArkAudit/Data Connectors/.python_packages/lib/site-packages/pycparser/c_lexer.py