54 lines
1.6 KiB
Rust
54 lines
1.6 KiB
Rust
use crate::{GQLScalar, InputValueError, InputValueResult, ScalarType, Value};
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use chrono::{DateTime, FixedOffset, Local, Utc};
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/// Implement the DateTime<FixedOffset> scalar
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///
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/// The input/output is a string in RFC3339 format.
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#[GQLScalar(internal, name = "DateTime")]
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impl ScalarType for DateTime<FixedOffset> {
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fn parse(value: Value) -> InputValueResult<Self> {
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match &value {
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Value::String(s) => Ok(s.parse::<DateTime<FixedOffset>>()?),
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_ => Err(InputValueError::ExpectedType(value)),
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}
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}
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fn to_value(&self) -> Value {
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Value::String(self.to_rfc3339())
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}
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}
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/// Implement the DateTime<Local> scalar
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///
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/// The input/output is a string in RFC3339 format.
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#[GQLScalar(internal, name = "DateTime")]
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impl ScalarType for DateTime<Local> {
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fn parse(value: Value) -> InputValueResult<Self> {
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match &value {
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Value::String(s) => Ok(s.parse::<DateTime<Local>>()?),
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_ => Err(InputValueError::ExpectedType(value)),
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}
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}
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fn to_value(&self) -> Value {
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Value::String(self.to_rfc3339())
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}
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}
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/// Implement the DateTime<Utc> scalar
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///
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/// The input/output is a string in RFC3339 format.
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#[GQLScalar(internal, name = "DateTime")]
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impl ScalarType for DateTime<Utc> {
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fn parse(value: Value) -> InputValueResult<Self> {
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match &value {
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Value::String(s) => Ok(s.parse::<DateTime<Utc>>()?),
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_ => Err(InputValueError::ExpectedType(value)),
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}
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}
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fn to_value(&self) -> Value {
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Value::String(self.to_rfc3339())
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}
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}
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