Simon Wicky
b8c1014fea
* fix no address deserialization bug * bug fix in stats_id generation * better stats id generation * andrew's nitpicking
59 lines
1.4 KiB
Rust
59 lines
1.4 KiB
Rust
// Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
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// SPDX-License-Identifier: Apache-2.0
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use serde::{Deserialize, Deserializer, Serializer};
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use std::fmt::Display;
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use std::path::PathBuf;
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use std::str::FromStr;
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pub fn de_maybe_stringified<'de, D, T, E>(deserializer: D) -> Result<Option<T>, D::Error>
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where
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D: Deserializer<'de>,
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T: FromStr<Err = E>,
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E: Display,
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{
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let raw = String::deserialize(deserializer)?;
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if raw.is_empty() {
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Ok(None)
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} else {
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Ok(Some(raw.parse().map_err(serde::de::Error::custom)?))
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}
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}
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pub fn ser_maybe_stringified<S, T>(field: &Option<T>, serializer: S) -> Result<S::Ok, S::Error>
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where
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S: Serializer,
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T: Display,
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{
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match field {
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Some(inner) => serializer.serialize_str(&inner.to_string()),
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None => serializer.serialize_str(""),
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}
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}
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pub fn de_maybe_string<'de, D>(deserializer: D) -> Result<Option<String>, D::Error>
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where
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D: Deserializer<'de>,
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{
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de_maybe_stringified(deserializer)
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}
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pub fn de_maybe_path<'de, D>(deserializer: D) -> Result<Option<PathBuf>, D::Error>
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where
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D: Deserializer<'de>,
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{
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de_maybe_stringified(deserializer)
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}
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pub fn de_maybe_port<'de, D>(deserializer: D) -> Result<Option<u16>, D::Error>
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where
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D: Deserializer<'de>,
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{
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let port = u16::deserialize(deserializer)?;
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if port == 0 {
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Ok(None)
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} else {
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Ok(Some(port))
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}
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}
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