[−][src]Function serde_hashkey::to_key
pub fn to_key<T>(value: &T) -> Result<Key<RejectFloatPolicy>, Error> where
T: Serialize,
Serialize the given value to a Key.
Examples
use serde_derive::{Deserialize, Serialize}; use serde_hashkey::{from_key, to_key, Key}; use std::collections::HashMap; #[derive(Debug, PartialEq, Eq, Serialize, Deserialize)] struct Author { name: String, age: u32, } #[derive(Debug, PartialEq, Eq, Serialize, Deserialize)] struct Book { title: String, author: Author, } let book = Book { title: String::from("Birds of a feather"), author: Author { name: String::from("Noah"), age: 42, }, }; let key = to_key(&book)?; let book2 = from_key(&key)?; assert_eq!(book, book2);