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author | Andrew Walbran <qwandor@google.com> | 2020-11-25 11:00:24 +0000 |
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committer | Andrew Walbran <qwandor@google.com> | 2020-12-09 14:50:58 +0000 |
commit | 8a1b5c6df71e4fd57385494b4f9662edd5f102e2 (patch) | |
tree | 7c114286a7460144219e17f26d3c1bc42c265185 /src/lib.rs | |
parent | e99a47351cda5294c4a9ce7f2935fda374e97f65 (diff) | |
download | serde_derive-8a1b5c6df71e4fd57385494b4f9662edd5f102e2.tar.gz |
Import serde_derive crate.
Bug: 175126709
Test: mm
Change-Id: If47ee751c273562f128936d05af56068600a64bf
Diffstat (limited to 'src/lib.rs')
-rw-r--r-- | src/lib.rs | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/lib.rs b/src/lib.rs new file mode 100644 index 0000000..1711340 --- /dev/null +++ b/src/lib.rs @@ -0,0 +1,98 @@ +//! 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/1.0.117")] +#![allow(unknown_lints, bare_trait_objects)] +#![deny(clippy::all, clippy::pedantic)] +// Ignored clippy lints +#![allow( + clippy::cognitive_complexity, + clippy::enum_variant_names, + 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::filter_map, + clippy::indexing_slicing, + clippy::items_after_statements, + clippy::map_err_ignore, + clippy::match_same_arms, + 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::use_self, + clippy::wildcard_imports +)] + +#[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 try; + +#[proc_macro_derive(Serialize, attributes(serde))] +pub fn derive_serialize(input: TokenStream) -> TokenStream { + let input = parse_macro_input!(input as DeriveInput); + ser::expand_derive_serialize(&input) + .unwrap_or_else(to_compile_errors) + .into() +} + +#[proc_macro_derive(Deserialize, attributes(serde))] +pub fn derive_deserialize(input: TokenStream) -> TokenStream { + let input = parse_macro_input!(input as DeriveInput); + de::expand_derive_deserialize(&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)*) +} |