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deserialize_quantity

Function deserialize_quantity 

Source
pub fn deserialize_quantity<'de, D, T>(deserializer: D) -> Result<T, D::Error>
Expand description

Deserializes a type T implementing TryFrom<DynQuantity> from a valid DynQuantity representation (see docstring of DynQuantity).

This function is meant to be used in conjunction with serdes Deserialize macro and the deserialize_with annotation:

ยงExamples

use serde::{Deserialize};
use uom::si::{f64::Length, length::meter};
use dyn_quantity::deserialize_quantity;
use indoc::indoc;

#[derive(Deserialize, Debug)]
struct LengthWrapper {
    #[serde(deserialize_with = "deserialize_quantity")]
    length: Length,
}

let ser = indoc! {"
---
length: 1200 mm
"};
let wrapper: LengthWrapper = serde_yaml::from_str(&ser).unwrap();
assert_eq!(wrapper.length.get::<meter>(), 1.2);