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fix serialize feature flag #17

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fix serialize feature flag #17

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17 changes: 17 additions & 0 deletions src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,9 @@ extern crate serde_derive;

use serde::de::*;
use serde::Deserializer;
#[cfg(feature = "serialize")]
use serde::{Serialize, Serializer};

use std::fmt;
use std::io;

Expand Down Expand Up @@ -210,6 +213,20 @@ impl fmt::Display for Mode {
}
}

#[cfg(feature = "serialize")]
impl Serialize for Mode {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
match self {
Mode::NoFix => serializer.serialize_i32(1),
Mode::Fix2d => serializer.serialize_i32(2),
Mode::Fix3d => serializer.serialize_i32(3),
}
}
}

fn mode_from_str<'de, D>(deserializer: D) -> Result<Mode, D::Error>
where
D: Deserializer<'de>,
Expand Down