25 releases

0.2.1	Mar 22, 2025
0.2.0-beta.0	Jul 28, 2024
0.1.22	Jan 25, 2024
0.1.21	Sep 1, 2023
0.1.12	Jul 20, 2020

#638 in #default

75,888 downloads per month
Used in 54 crates (via nanoserde)

MIT license

110KB
3K SLoC

nanoserde

Fork of https://crates.io/crates/makepad-tinyserde with all the dependencies removed. No more syn, proc_macro2 or quote in the build tree!

> cargo tree
nanoserde v0.2.0 (/../nanoserde)
└── nanoserde-derive v0.2.0 (/../nanoserde/derive)

Example:

use nanoserde::{DeJson, SerJson};

#[derive(Clone, Debug, Default, DeJson, SerJson)]
pub struct Property {
    pub name: String,
    #[nserde(default)]
    pub value: String,
    #[nserde(rename = "type")]
    pub ty: String,
}

For more examples take a look at tests

Features support matrix:

Feature	json	bin	ron	toml
serialization	yes	yes	yes	no
deserialization	yes	yes	yes	no
container: Struct	yes	yes	yes	no
container: Tuple Struct	no	yes	yes	no
container: Enum	yes	yes	yes	no
field: `std::collections::HashMap`	yes	yes	yes	no
field: `std::vec::Vec`	yes	yes	yes	no
field: `Option`	yes	yes	yes	no
field: `i`/`f`/`String`/`T: De/Ser`	yes	yes	yes	no
field attribute: `#[nserde(default)]`	yes	no	yes	no
field attribute: `#[nserde(rename = "")]`	yes	yes	yes	no
field attribute: `#[nserde(proxy = "")]`	no	yes	no	no
field attribute: `#[nserde(serialize_none_as_null)]`	yes	no	no	no
container attribute: `#[nserde(default)]`	yes	no	yes	no
container attribute: `#[nserde(default = "")]`	yes	no	yes	no
container attribute: `#[nserde(default_with = "")]`	yes	no	yes	no
container attribute: `#[nserde(skip)]` (implies `default`)	yes	no	yes	no
container attribute: `#[nserde(serialize_none_as_null)]`	yes	no	no	no
container attribute: `#[nserde(rename = "")]`	yes	yes	yes	no
container attribute: `#[nserde(proxy = "")]`	yes	yes	no	no
container attribute: `#[nserde(transparent)]`	yes	no	no	no
container attribute: `#[nserde(crate = "")]`	yes	yes	yes	no

Crate features:

All features are enabled by default. To enable only specific formats, import nanoserde using

nanoserde = { version = "*", default-features = false, features = ["std", "{format feature name}"] }

in your Cargo.toml and add one or more of the following crate features:

Format	Feature Name
Binary	`binary`
JSON	`json`
RON	`ron`
TOML	`toml`

macro nanoserde-derive