def read_code()

in sample-apps/rds/sample-app/src/bottle.py [0:0]

• 44 lines of code
• 18 McCabe index (conditional complexity)

    def read_code(self, multiline):
        code_line, comment = '', ''
        while True:
            m = self.re_tok.search(self.source[self.offset:])
            if not m:
                code_line += self.source[self.offset:]
                self.offset = len(self.source)
                self.write_code(code_line.strip(), comment)
                return
            code_line += self.source[self.offset:self.offset+m.start()]
            self.offset += m.end()
            _str, _com, _po, _pc, _blk1, _blk2, _end, _cend, _nl = m.groups()
            if (code_line or self.paren_depth > 0) and (_blk1 or _blk2): # a if b else c
                code_line += _blk1 or _blk2
                continue
            if _str:    # Python string
                code_line += _str
            elif _com:  # Python comment (up to EOL)
                comment = _com
                if multiline and _com.strip().endswith(self._tokens[1]):
                    multiline = False # Allow end-of-block in comments
            elif _po:  # open parenthesis
                self.paren_depth += 1
                code_line += _po
            elif _pc:  # close parenthesis
                if self.paren_depth > 0:
                    # we could check for matching parentheses here, but it's
                    # easier to leave that to python - just check counts
                    self.paren_depth -= 1
                code_line += _pc
            elif _blk1: # Start-block keyword (if/for/while/def/try/...)
                code_line, self.indent_mod = _blk1, -1
                self.indent += 1
            elif _blk2: # Continue-block keyword (else/elif/except/...)
                code_line, self.indent_mod = _blk2, -1
            elif _end:  # The non-standard 'end'-keyword (ends a block)
                self.indent -= 1
            elif _cend: # The end-code-block template token (usually '%>')
                if multiline: multiline = False
                else: code_line += _cend
            else: # \n
                self.write_code(code_line.strip(), comment)
                self.lineno += 1
                code_line, comment, self.indent_mod = '', '', 0
                if not multiline:
                    break