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use chrono_tz::Tz;
use crate::{InputValueError, InputValueResult, Scalar, ScalarType, Value};
#[Scalar(
internal,
name = "TimeZone",
specified_by_url = "http://www.iana.org/time-zones"
)]
impl ScalarType for Tz {
fn parse(value: Value) -> InputValueResult<Self> {
match value {
Value::String(s) => Ok(s.parse()?),
_ => Err(InputValueError::expected_type(value)),
}
}
fn to_value(&self) -> Value {
Value::String(self.name().to_owned())
}
}