Exemplo n.º 1
0
 def parse(self):
     '''interpret records for PV declarations'''
     tokenLog = TokenLog()
     tokenLog.processFile(self.filename_expanded)
     tok = tokenLog.nextActionable()
     actions = {
                #'NAME alias': self._parse_alias,
                #'NAME info': self._parse_info,
                'NAME grecord': self._parse_record,
                'NAME record': self._parse_record,
                }
     while tok is not None:
         tk = token_key(tok)
         if tk in actions:
             actions[tk](tokenLog)
         tok = tokenLog.nextActionable()
Exemplo n.º 2
0
 def parse(self):
     '''
     interpret the template file for database declarations
     
     The Python tokenizer makes simple work of parsing database files.
     The TokenLog class interprets the contents according to a few simple terms
     such as NAME, OP, COMMENT, NEWLINE.
     '''
     tokenLog = TokenLog()
     tokenLog.processFile(self.filename_expanded)
     tok = tokenLog.nextActionable()
     actions = {
                'NAME file': self._parse_file_statement,
                'NAME global': self._parse_globals_statement,
                }
     while tok is not None:
         tk = token_key(tok)
         if tk in actions:
             actions[tk](tokenLog)
         tok = tokenLog.nextActionable()
Exemplo n.º 3
0
 def parse(self):
     '''analyze this command file'''
     tokenLog = TokenLog()
     tokenLog.processFile(self.filename_absolute)
     lines = tokenLog.lineAnalysis()
     del lines['numbers']
     for _lineNumber, line in sorted(lines.items()):
         isNamePattern = line['pattern'].startswith( 'NAME' )
         tk = token_key(line['tokens'][0])
         if isNamePattern or tk == 'OP <':
             arg0 = line['tokens'][0]['tokStr']
             ref = self._make_ref(line['tokens'][0], arg0)
             if line['tokens'][1]['tokStr'] == '=':
                 # this is a symbol assignment
                 handler = self.kh_symbol
                 handler(arg0, line['tokens'], ref)
             elif arg0 in self.knownHandlers:
                 # command arg0 has a known handler, call it
                 handler = self.knownHandlers[arg0]
                 handler(arg0, line['tokens'], ref)
             else:
                 self.kh_shell_command(arg0, line['tokens'], ref)