17 lines
662 B
Rust
17 lines
662 B
Rust
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pub fn deserialize_naivedate<'de, D: serde::Deserializer<'de>>(deserializer: D) -> Result<chrono::NaiveDate, D::Error> {
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let s: String = serde::Deserialize::deserialize(deserializer)?;
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chrono::NaiveDate::parse_from_str(&s, "%Y-%m-%d").map_err(serde::de::Error::custom)
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}
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pub fn serialize_naivedate<S: serde::Serializer>(value: &chrono::NaiveDate, serializer: S) -> Result<S::Ok, S::Error> {
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serializer.serialize_str(&value.to_string())
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}
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pub fn safe_subslice<T>(slice: &[T], start: usize, count: usize) -> Option<&[T]> {
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if start >= slice.len() {
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return None;
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}
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let end = std::cmp::min(start + count - 1, slice.len() - 1);
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Some(&slice[start..=end])
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}
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