Method from_untrusted

src/jinja2/nodes.py:591–605

Return a const object if the value is representable as constant value in the generated code, otherwise it will raise an `Impossible` exception.

(
        cls,
        value: t.Any,
        lineno: t.Optional[int] = None,
        environment: "t.Optional[Environment]" = None,
    )

    @classmethod
    def from_untrusted(
        cls,
        value: t.Any,
        lineno: t.Optional[int] = None,
        environment: "t.Optional[Environment]" = None,
    ) -> "Const":
        """Return a const object if the value is representable as
        constant value in the generated code, otherwise it will raise
        an `Impossible` exception.
        """
        from .compiler import has_safe_repr

        if not has_safe_repr(value):
            raise Impossible()
        return cls(value, lineno=lineno, environment=environment)


class TemplateData(Literal):