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Fix FromSql impl for OffsetDateTime

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See 'Missing datetime format support' #968
This commit is contained in:
gwenn 2021-06-11 21:42:02 +02:00
parent ee7f7b89d5
commit 78e4036f90
1 changed files with 31 additions and 7 deletions
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38
src/types/time.rs
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@ -4,13 +4,15 @@ use crate::Result;
use time::{OffsetDateTime, PrimitiveDateTime, UtcOffset};
const CURRENT_TIMESTAMP_FMT: &str = "%Y-%m-%d %H:%M:%S";
const SQLITE_DATETIME_FMT: &str = "%Y-%m-%d %H:%M:%S.%NZ";
const SQLITE_DATETIME_FMT: &str = "%Y-%m-%d %H:%M:%S.%N";
const SQLITE_DATETIME_Z_FMT: &str = "%Y-%m-%d %H:%M:%S.%NZ";
const SQLITE_DATETIME_FMT_LEGACY: &str = "%Y-%m-%d %H:%M:%S:%N %z";
impl ToSql for OffsetDateTime {
#[inline]
fn to_sql(&self) -> Result<ToSqlOutput<'_>> {
let time_string = self.to_offset(UtcOffset::UTC).format(SQLITE_DATETIME_FMT);
// FIXME keep original offset
let time_string = self.to_offset(UtcOffset::UTC).format(SQLITE_DATETIME_Z_FMT);
Ok(ToSqlOutput::from(time_string))
}
}
@ -20,11 +22,18 @@ impl FromSql for OffsetDateTime {
value.as_str().and_then(|s| {
match s.len() {
19 => PrimitiveDateTime::parse(s, CURRENT_TIMESTAMP_FMT).map(|d| d.assume_utc()),
_ => PrimitiveDateTime::parse(s, SQLITE_DATETIME_FMT)
.map(|d| d.assume_utc())
.or_else(|err| {
OffsetDateTime::parse(s, SQLITE_DATETIME_FMT_LEGACY).map_err(|_| err)
}),
_ => {
let format = if s.ends_with('Z') {
SQLITE_DATETIME_Z_FMT
} else {
SQLITE_DATETIME_FMT
};
PrimitiveDateTime::parse(s, format)
.map(|d| d.assume_utc())
.or_else(|err| {
OffsetDateTime::parse(s, SQLITE_DATETIME_FMT_LEGACY).map_err(|_| err)
})
}
}
.map_err(|err| FromSqlError::Other(Box::new(err)))
})
@ -71,6 +80,21 @@ mod test {
Ok(())
}
#[test]
fn test_string_values() -> Result<()> {
let db = checked_memory_handle()?;
for s in [
"2013-10-07 08:23:19.120",
"2013-10-07 08:23:19.120Z",
//"2013-10-07T08:23:19.120Z", // TODO
"2013-10-07 04:23:19.120-04:00", // FIXME offset is lost!!!
] {
let result: Result<OffsetDateTime> = db.query_row("SELECT ?", [s], |r| r.get(0));
assert!(result.is_ok());
}
Ok(())
}
#[test]
fn test_sqlite_functions() -> Result<()> {
let db = checked_memory_handle()?;