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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/python/Jinja2/jinja2/exceptions.py | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/python/Jinja2/jinja2/exceptions.py')
-rw-r--r-- | third_party/python/Jinja2/jinja2/exceptions.py | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/third_party/python/Jinja2/jinja2/exceptions.py b/third_party/python/Jinja2/jinja2/exceptions.py new file mode 100644 index 0000000000..082ebe8f22 --- /dev/null +++ b/third_party/python/Jinja2/jinja2/exceptions.py @@ -0,0 +1,166 @@ +import typing as t + +if t.TYPE_CHECKING: + from .runtime import Undefined + + +class TemplateError(Exception): + """Baseclass for all template errors.""" + + def __init__(self, message: t.Optional[str] = None) -> None: + super().__init__(message) + + @property + def message(self) -> t.Optional[str]: + return self.args[0] if self.args else None + + +class TemplateNotFound(IOError, LookupError, TemplateError): + """Raised if a template does not exist. + + .. versionchanged:: 2.11 + If the given name is :class:`Undefined` and no message was + provided, an :exc:`UndefinedError` is raised. + """ + + # Silence the Python warning about message being deprecated since + # it's not valid here. + message: t.Optional[str] = None + + def __init__( + self, + name: t.Optional[t.Union[str, "Undefined"]], + message: t.Optional[str] = None, + ) -> None: + IOError.__init__(self, name) + + if message is None: + from .runtime import Undefined + + if isinstance(name, Undefined): + name._fail_with_undefined_error() + + message = name + + self.message = message + self.name = name + self.templates = [name] + + def __str__(self) -> str: + return str(self.message) + + +class TemplatesNotFound(TemplateNotFound): + """Like :class:`TemplateNotFound` but raised if multiple templates + are selected. This is a subclass of :class:`TemplateNotFound` + exception, so just catching the base exception will catch both. + + .. versionchanged:: 2.11 + If a name in the list of names is :class:`Undefined`, a message + about it being undefined is shown rather than the empty string. + + .. versionadded:: 2.2 + """ + + def __init__( + self, + names: t.Sequence[t.Union[str, "Undefined"]] = (), + message: t.Optional[str] = None, + ) -> None: + if message is None: + from .runtime import Undefined + + parts = [] + + for name in names: + if isinstance(name, Undefined): + parts.append(name._undefined_message) + else: + parts.append(name) + + parts_str = ", ".join(map(str, parts)) + message = f"none of the templates given were found: {parts_str}" + + super().__init__(names[-1] if names else None, message) + self.templates = list(names) + + +class TemplateSyntaxError(TemplateError): + """Raised to tell the user that there is a problem with the template.""" + + def __init__( + self, + message: str, + lineno: int, + name: t.Optional[str] = None, + filename: t.Optional[str] = None, + ) -> None: + super().__init__(message) + self.lineno = lineno + self.name = name + self.filename = filename + self.source: t.Optional[str] = None + + # this is set to True if the debug.translate_syntax_error + # function translated the syntax error into a new traceback + self.translated = False + + def __str__(self) -> str: + # for translated errors we only return the message + if self.translated: + return t.cast(str, self.message) + + # otherwise attach some stuff + location = f"line {self.lineno}" + name = self.filename or self.name + if name: + location = f'File "{name}", {location}' + lines = [t.cast(str, self.message), " " + location] + + # if the source is set, add the line to the output + if self.source is not None: + try: + line = self.source.splitlines()[self.lineno - 1] + except IndexError: + pass + else: + lines.append(" " + line.strip()) + + return "\n".join(lines) + + def __reduce__(self): # type: ignore + # https://bugs.python.org/issue1692335 Exceptions that take + # multiple required arguments have problems with pickling. + # Without this, raises TypeError: __init__() missing 1 required + # positional argument: 'lineno' + return self.__class__, (self.message, self.lineno, self.name, self.filename) + + +class TemplateAssertionError(TemplateSyntaxError): + """Like a template syntax error, but covers cases where something in the + template caused an error at compile time that wasn't necessarily caused + by a syntax error. However it's a direct subclass of + :exc:`TemplateSyntaxError` and has the same attributes. + """ + + +class TemplateRuntimeError(TemplateError): + """A generic runtime error in the template engine. Under some situations + Jinja may raise this exception. + """ + + +class UndefinedError(TemplateRuntimeError): + """Raised if a template tries to operate on :class:`Undefined`.""" + + +class SecurityError(TemplateRuntimeError): + """Raised if a template tries to do something insecure if the + sandbox is enabled. + """ + + +class FilterArgumentError(TemplateRuntimeError): + """This error is raised if a filter was called with inappropriate + arguments + """ |