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//! This crate provides Serde's two derive macros.
//!
//! ```edition2018
//! # use serde_derive::{Serialize, Deserialize};
//! #
//! #[derive(Serialize, Deserialize)]
//! # struct S;
//! #
//! # fn main() {}
//! ```
//!
//! Please refer to [https://serde.rs/derive.html] for how to set this up.
//!
//! [https://serde.rs/derive.html]: https://serde.rs/derive.html
#![doc(html_root_url = "https://docs.rs/serde_derive/1.0.152")]
#![allow(unknown_lints, bare_trait_objects)]
// Ignored clippy lints
#![allow(
// clippy false positive: https://github.com/rust-lang/rust-clippy/issues/7054
clippy::branches_sharing_code,
clippy::cognitive_complexity,
// clippy bug: https://github.com/rust-lang/rust-clippy/issues/7575
clippy::collapsible_match,
clippy::derive_partial_eq_without_eq,
clippy::enum_variant_names,
// clippy bug: https://github.com/rust-lang/rust-clippy/issues/6797
clippy::manual_map,
clippy::match_like_matches_macro,
clippy::needless_pass_by_value,
clippy::too_many_arguments,
clippy::trivially_copy_pass_by_ref,
clippy::used_underscore_binding,
clippy::wildcard_in_or_patterns,
// clippy bug: https://github.com/rust-lang/rust-clippy/issues/5704
clippy::unnested_or_patterns,
)]
// Ignored clippy_pedantic lints
#![allow(
clippy::cast_possible_truncation,
clippy::checked_conversions,
clippy::doc_markdown,
clippy::enum_glob_use,
clippy::indexing_slicing,
clippy::items_after_statements,
clippy::manual_assert,
clippy::map_err_ignore,
clippy::match_same_arms,
// clippy bug: https://github.com/rust-lang/rust-clippy/issues/6984
clippy::match_wildcard_for_single_variants,
clippy::module_name_repetitions,
clippy::must_use_candidate,
clippy::option_if_let_else,
clippy::similar_names,
clippy::single_match_else,
clippy::struct_excessive_bools,
clippy::too_many_lines,
clippy::unseparated_literal_suffix,
clippy::unused_self,
clippy::use_self,
clippy::wildcard_imports
)]
#![cfg_attr(all(test, exhaustive), feature(non_exhaustive_omitted_patterns_lint))]
#[macro_use]
extern crate quote;
#[macro_use]
extern crate syn;
extern crate proc_macro;
extern crate proc_macro2;
mod internals;
use proc_macro::TokenStream;
use syn::DeriveInput;
#[macro_use]
mod bound;
#[macro_use]
mod fragment;
mod de;
mod dummy;
mod pretend;
mod ser;
mod this;
mod try;
#[proc_macro_derive(Serialize, attributes(serde))]
pub fn derive_serialize(input: TokenStream) -> TokenStream {
let mut input = parse_macro_input!(input as DeriveInput);
ser::expand_derive_serialize(&mut input)
.unwrap_or_else(to_compile_errors)
.into()
}
#[proc_macro_derive(Deserialize, attributes(serde))]
pub fn derive_deserialize(input: TokenStream) -> TokenStream {
let mut input = parse_macro_input!(input as DeriveInput);
de::expand_derive_deserialize(&mut input)
.unwrap_or_else(to_compile_errors)
.into()
}
fn to_compile_errors(errors: Vec<syn::Error>) -> proc_macro2::TokenStream {
let compile_errors = errors.iter().map(syn::Error::to_compile_error);
quote!(#(#compile_errors)*)
}
|
