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implement FromSql for chrono::DateTime<FixedOffset>

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Lukas Himbert 2021-11-14 16:46:20 +01:00 committed by Thom Chiovoloni
parent 53e74a3f09
commit 289b4e45b2
1 changed files with 16 additions and 2 deletions
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18
src/types/chrono.rs
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@ -145,13 +145,26 @@ impl FromSql for DateTime<Local> {
} }
} }
/// RFC3339 ("YYYY-MM-DD HH:MM:SS.SSS[+-]HH:MM") into `DateTime<FixedOffset>`.
impl FromSql for DateTime<FixedOffset> {
#[inline]
fn column_result(value: ValueRef<'_>) -> FromSqlResult<Self> {
let s = String::column_result(value)?;
Self::parse_from_rfc3339(s.as_str())
.or_else(|_| Self::parse_from_str(s.as_str(), "%F %T%.f%:z"))
.map_err(|e| FromSqlError::Other(Box::new(e)))
}
}
#[cfg(test)] #[cfg(test)]
mod test { mod test {
use crate::{ use crate::{
types::{FromSql, ValueRef}, types::{FromSql, ValueRef},
Connection, Result, Connection, Result,
}; };
use chrono::{DateTime, Duration, Local, NaiveDate, NaiveDateTime, NaiveTime, TimeZone, Utc}; use chrono::{
DateTime, Duration, FixedOffset, Local, NaiveDate, NaiveDateTime, NaiveTime, TimeZone, Utc,
};
fn checked_memory_handle() -> Result<Connection> { fn checked_memory_handle() -> Result<Connection> {
let db = Connection::open_in_memory()?; let db = Connection::open_in_memory()?;
@ -264,7 +277,8 @@ mod test {
let s: String = db.query_row("SELECT t FROM foo", [], |r| r.get(0))?; let s: String = db.query_row("SELECT t FROM foo", [], |r| r.get(0))?;
assert!(s.ends_with("+04:00")); assert!(s.ends_with("+04:00"));
let v: DateTime<Local> = db.query_row("SELECT t FROM foo", [], |r| r.get(0))?; let v: DateTime<FixedOffset> = db.query_row("SELECT t FROM foo", [], |r| r.get(0))?;
assert_eq!(time.offset(), v.offset());
assert_eq!(time, v); assert_eq!(time, v);
Ok(()) Ok(())
} }