84 lines
2.2 KiB
Rust
84 lines
2.2 KiB
Rust
pub mod bool {
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/// Function that always returns `true`, for use in `serde(default)` attributes.
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pub fn yes() -> bool {
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true
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}
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}
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pub mod string {
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use std::fmt::Display;
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use std::str::FromStr;
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use serde::{de, Deserialize, Deserializer, Serializer};
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pub fn serialize<T, S>(value: &T, serializer: S) -> Result<S::Ok, S::Error>
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where
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T: Display,
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S: Serializer,
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{
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serializer.collect_str(value)
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}
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pub fn deserialize<'de, T, D>(deserializer: D) -> Result<T, D::Error>
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where
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T: FromStr,
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T::Err: Display,
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D: Deserializer<'de>,
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{
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String::deserialize(deserializer)?
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.parse()
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.map_err(de::Error::custom)
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}
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}
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/// Unlike the default `serde` instances from `localtime`, this encodes and decodes using seconds
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/// instead of milliseconds.
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pub mod localtime {
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pub mod time {
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use localtime::LocalTime;
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use serde::{Deserialize, Deserializer, Serializer};
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pub fn serialize<S>(value: &LocalTime, serializer: S) -> Result<S::Ok, S::Error>
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where
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S: Serializer,
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{
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serializer.serialize_u64(value.as_secs())
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}
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pub fn deserialize<'de, D>(deserializer: D) -> Result<LocalTime, D::Error>
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where
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D: Deserializer<'de>,
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{
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let seconds = u64::deserialize(deserializer)?;
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Ok(LocalTime::from_secs(seconds))
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}
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}
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pub mod duration {
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use localtime::LocalDuration;
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use serde::{Deserialize, Deserializer, Serializer};
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pub fn serialize<S>(value: &LocalDuration, serializer: S) -> Result<S::Ok, S::Error>
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where
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S: Serializer,
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{
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serializer.serialize_u64(value.as_secs())
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}
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pub fn deserialize<'de, D>(deserializer: D) -> Result<LocalDuration, D::Error>
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where
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D: Deserializer<'de>,
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{
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let seconds = u64::deserialize(deserializer)?;
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Ok(LocalDuration::from_secs(seconds))
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}
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}
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}
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/// Return true if the given value is the default for that type.
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pub fn is_default<T: Default + PartialEq>(t: &T) -> bool {
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t == &T::default()
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}
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