def construct_yaml_int()

in functions/source/syncEditStackConfig/ruamel/yaml/constructor.py [0:0]

• 85 lines of code
• 38 McCabe index (conditional complexity)

    def construct_yaml_int(self, node):
        # type: (Any) -> Any
        width = None  # type: Any
        value_su = to_str(self.construct_scalar(node))
        try:
            sx = value_su.rstrip('_')
            underscore = [len(sx) - sx.rindex('_') - 1, False, False]  # type: Any
        except ValueError:
            underscore = None
        except IndexError:
            underscore = None
        value_s = value_su.replace('_', "")
        sign = +1
        if value_s[0] == '-':
            sign = -1
        if value_s[0] in '+-':
            value_s = value_s[1:]
        if value_s == '0':
            return 0
        elif value_s.startswith('0b'):
            if self.resolver.processing_version > (1, 1) and value_s[2] == '0':
                width = len(value_s[2:])
            if underscore is not None:
                underscore[1] = value_su[2] == '_'
                underscore[2] = len(value_su[2:]) > 1 and value_su[-1] == '_'
            return BinaryInt(
                sign * int(value_s[2:], 2),
                width=width,
                underscore=underscore,
                anchor=node.anchor,
            )
        elif value_s.startswith('0x'):
            # default to lower-case if no a-fA-F in string
            if self.resolver.processing_version > (1, 1) and value_s[2] == '0':
                width = len(value_s[2:])
            hex_fun = HexInt  # type: Any
            for ch in value_s[2:]:
                if ch in 'ABCDEF':  # first non-digit is capital
                    hex_fun = HexCapsInt
                    break
                if ch in 'abcdef':
                    break
            if underscore is not None:
                underscore[1] = value_su[2] == '_'
                underscore[2] = len(value_su[2:]) > 1 and value_su[-1] == '_'
            return hex_fun(
                sign * int(value_s[2:], 16),
                width=width,
                underscore=underscore,
                anchor=node.anchor,
            )
        elif value_s.startswith('0o'):
            if self.resolver.processing_version > (1, 1) and value_s[2] == '0':
                width = len(value_s[2:])
            if underscore is not None:
                underscore[1] = value_su[2] == '_'
                underscore[2] = len(value_su[2:]) > 1 and value_su[-1] == '_'
            return OctalInt(
                sign * int(value_s[2:], 8),
                width=width,
                underscore=underscore,
                anchor=node.anchor,
            )
        elif self.resolver.processing_version != (1, 2) and value_s[0] == '0':
            return sign * int(value_s, 8)
        elif self.resolver.processing_version != (1, 2) and ':' in value_s:
            digits = [int(part) for part in value_s.split(':')]
            digits.reverse()
            base = 1
            value = 0
            for digit in digits:
                value += digit * base
                base *= 60
            return sign * value
        elif self.resolver.processing_version > (1, 1) and value_s[0] == '0':
            # not an octal, an integer with leading zero(s)
            if underscore is not None:
                # cannot have a leading underscore
                underscore[2] = len(value_su) > 1 and value_su[-1] == '_'
            return ScalarInt(sign * int(value_s), width=len(value_s), underscore=underscore)
        elif underscore:
            # cannot have a leading underscore
            underscore[2] = len(value_su) > 1 and value_su[-1] == '_'
            return ScalarInt(
                sign * int(value_s), width=None, underscore=underscore, anchor=node.anchor
            )
        elif node.anchor:
            return ScalarInt(sign * int(value_s), width=None, anchor=node.anchor)
        else:
            return sign * int(value_s)