commit
02668aacbb
72
src/types/external/time_date.rs
vendored
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72
src/types/external/time_date.rs
vendored
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use crate::{InputValueError, InputValueResult, Scalar, ScalarType, Value};
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use time::{format_description::FormatItem, macros::format_description, Date};
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const DATE_FORMAT: &[FormatItem<'_>] = format_description!("[year]-[month]-[day]");
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/// A local datetime without timezone offset.
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///
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/// The input/output is a string in ISO 8601 format without timezone, including
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/// subseconds. E.g. "2022-01-12T07:30:19.12345".
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#[Scalar(internal, name = "Date")]
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/// ISO 8601 calendar date without timezone.
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/// Format: %Y-%m-%d
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///
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/// # Examples
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///
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/// * `1994-11-13`
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/// * `2000-02-24`
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impl ScalarType for Date {
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fn parse(value: Value) -> InputValueResult<Self> {
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match &value {
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Value::String(s) => Ok(Self::parse(s, &DATE_FORMAT)?),
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_ => Err(InputValueError::expected_type(value)),
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}
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}
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fn to_value(&self) -> Value {
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Value::String(
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self.format(&DATE_FORMAT)
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.unwrap_or_else(|e| panic!("Failed to format `Date`: {}", e)),
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)
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}
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}
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#[cfg(test)]
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mod tests {
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use crate::{ScalarType, Value};
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use time::{macros::date, Date};
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#[test]
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fn test_date_to_value() {
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let cases = [
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(date!(1994 - 11 - 13), "1994-11-13"),
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(date!(2000 - 00 - 24), "2000-00-24"),
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];
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for (value, expected) in cases {
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let value = value.to_value();
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if let Value::String(s) = value {
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assert_eq!(s, expected);
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} else {
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panic!(
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"Unexpected Value type when formatting PrimitiveDateTime: {:?}",
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value
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);
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}
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}
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}
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#[test]
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fn test_date_parse() {
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let cases = [
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(date!(1994 - 11 - 13), "1994-11-13"),
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(date!(2000 - 00 - 24), "2000-00-24"),
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];
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for (value, expected) in cases {
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let value = Value::String(value.to_string());
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let parsed = <Date as ScalarType>::parse(value).unwrap();
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assert_eq!(parsed, expected);
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}
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}
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}
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