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from __future__ import annotations
from typing import TYPE_CHECKING
if TYPE_CHECKING:
import ibis.expr.types as ir
from narwhals._ibis.expr import IbisExpr
class IbisExprStructNamespace:
def __init__(self, expr: IbisExpr) -> None:
self._compliant_expr = expr
def field(self, name: str) -> IbisExpr:
def func(expr: ir.StructColumn) -> ir.Column:
return expr[name]
return self._compliant_expr._with_callable(func).alias(name)
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