.iter()
.find(|b| b.0 == brace)
.map(|(o, c)| ((*o).to_owned(), (*c).to_owned()))
- .ok_or_else(|| de::Error::custom(&format!("expected one of `(`, `{{`, `[` found `{brace}`")))?,
+ .ok_or_else(|| de::Error::custom(format!("expected one of `(`, `{{`, `[` found `{brace}`")))?,
})
}
}