/// <summary> /// Creates a new expression that is like this one, but using the supplied children. If all of the children are the same, it will return this expression. /// </summary> /// <param name="label">The <see cref="Label" /> property of the result.</param> /// <param name="pattern">The <see cref="Pattern" /> property of the result.</param> /// <param name="whenClause">The <see cref="WhenClause" /> property of the result.</param> /// <returns>This expression if no children changed, or an expression with the updated children.</returns> public SwitchLabel Update(LabelTarget label, CSharpPattern pattern, Expression whenClause) { if (label == Label && pattern == Pattern && whenClause == WhenClause) { return(this); } return(CSharpExpression.SwitchLabel(label, pattern, whenClause)); }