Source code for delphin.exceptions

"""
Basic exception and warning classes for PyDelphin.
"""

# Default modules need to import the PyDelphin version
from delphin.__about__ import __version__  # noqa: F401




class PyDelphinException(Exception):
    """The base class for PyDelphin exceptions."""

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)





class PyDelphinWarning(Warning):
    """The base class for PyDelphin warnings."""

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)





class PyDelphinSyntaxError(PyDelphinException):
    def __init__(
        self,
        message=None,
        filename=None,
        lineno=None,
        offset=None,
        text=None,
    ):
        self.message = message
        self.filename = filename
        self.lineno = lineno
        self.offset = offset
        self.text = text

    def __str__(self):
        parts = []
        if self.filename is not None:
            parts.append(f'File "{self.filename}"')
        if self.lineno is not None:
            parts.append(f"line {self.lineno}")
        if self.offset is not None:
            parts.append(f"character {self.offset}")
        if parts:
            parts = ["", "  " + ", ".join(parts)]
        if self.text is not None:
            parts.append("    " + self.text)
            if self.offset is not None:
                parts.append("    " + (" " * self.offset) + "^")
        if self.message is not None:
            parts.append(f"{type(self).__name__}: {self.message}")
        return "\n".join(parts)