Method visit_seq

crates/environ/src/string_pool.rs:142–167

(self, mut seq: A)

            }

            fn visit_seq<A>(self, mut seq: A) -> Result<Self::Value, A::Error>
            where
                A: serde::de::SeqAccess<'de>,
            {
                use serde::de::Error as _;

                let mut pool = StringPool::new();

                if let Some(len) = seq.size_hint() {
                    pool.map.reserve(len).map_err(|oom| A::Error::custom(oom))?;
                    pool.strings
                        .reserve(len)
                        .map_err(|oom| A::Error::custom(oom))?;
                }

                while let Some(s) = seq.next_element::<TryString>()? {
                    debug_assert_eq!(s.len(), s.capacity());
                    let s = s.into_boxed_str().map_err(|oom| A::Error::custom(oom))?;
                    if !pool.map.contains_key(&*s) {
                        pool.insert_new_boxed_str(s)
                            .map_err(|oom| A::Error::custom(oom))?;
                    }
                }

                Ok(pool)
            }
        }
        deserializer.deserialize_seq(Visitor)
    }