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serde_derive_impl

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dtolnay committed Sep 20, 2019
1 parent 4aba6fa commit aa70f0f3bb105a98e740595dbcf1df17b3fda49d
@@ -2,6 +2,7 @@
members = [
"serde",
"serde_derive",
"serde_derive_impl",
"serde_derive_internals",
"serde_test",
"test_suite",
@@ -1,32 +1,13 @@
[package]
name = "serde_derive"
version = "1.0.101" # remember to update html_root_url
authors = ["Erick Tryzelaar <erick.tryzelaar@gmail.com>", "David Tolnay <dtolnay@gmail.com>"]
license = "MIT OR Apache-2.0"
description = "Macros 1.1 implementation of #[derive(Serialize, Deserialize)]"
homepage = "https://serde.rs"
repository = "https://github.com/serde-rs/serde"
documentation = "https://serde.rs/derive.html"
keywords = ["serde", "serialization", "no_std"]
readme = "crates-io.md"
include = ["Cargo.toml", "src/**/*.rs", "crates-io.md", "README.md", "LICENSE-APACHE", "LICENSE-MIT"]

[badges]
travis-ci = { repository = "serde-rs/serde" }
appveyor = { repository = "serde-rs/serde" }

[features]
default = []
deserialize_in_place = []
version = "1.0.101"
edition = "2018"

[lib]
name = "serde_derive"
proc-macro = true

[dependencies]
proc-macro2 = "1.0"
quote = "1.0"
syn = { version = "1.0", features = ["visit"] }
[features]
deserialize_in_place = ["serde_derive_impl/deserialize_in_place"]

[dev-dependencies]
serde = { version = "1.0", path = "../serde" }
[dependencies]
serde_derive_impl = { path = "../serde_derive_impl" }
@@ -1,99 +1,13 @@
//! 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/1.0.101")]
#![allow(unknown_lints, bare_trait_objects)]
#![cfg_attr(feature = "cargo-clippy", allow(renamed_and_removed_lints))]
#![cfg_attr(feature = "cargo-clippy", deny(clippy, clippy_pedantic))]
// Ignored clippy lints
#![cfg_attr(
feature = "cargo-clippy",
allow(
cognitive_complexity,
enum_variant_names,
needless_pass_by_value,
redundant_field_names,
too_many_arguments,
trivially_copy_pass_by_ref,
used_underscore_binding,
)
)]
// Ignored clippy_pedantic lints
#![cfg_attr(
feature = "cargo-clippy",
allow(
cast_possible_truncation,
checked_conversions,
doc_markdown,
enum_glob_use,
filter_map,
indexing_slicing,
items_after_statements,
match_same_arms,
module_name_repetitions,
similar_names,
single_match_else,
too_many_lines,
unseparated_literal_suffix,
use_self,
)
)]
// The `quote!` macro requires deep recursion.
#![recursion_limit = "512"]

#[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()
serde_derive_impl::derive_serialize(input)
}

#[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)*)
serde_derive_impl::derive_deserialize(input)
}
@@ -0,0 +1,28 @@
[package]
name = "serde_derive_impl"
version = "1.0.101" # remember to update html_root_url
authors = ["Erick Tryzelaar <erick.tryzelaar@gmail.com>", "David Tolnay <dtolnay@gmail.com>"]
license = "MIT OR Apache-2.0"
description = "Macros 1.1 implementation of #[derive(Serialize, Deserialize)]"
homepage = "https://serde.rs"
repository = "https://github.com/serde-rs/serde"
documentation = "https://serde.rs/derive.html"
keywords = ["serde", "serialization", "no_std"]
readme = "crates-io.md"
include = ["Cargo.toml", "src/**/*.rs", "crates-io.md", "README.md", "LICENSE-APACHE", "LICENSE-MIT"]

[badges]
travis-ci = { repository = "serde-rs/serde" }
appveyor = { repository = "serde-rs/serde" }

[features]
default = []
deserialize_in_place = []

[dependencies]
proc-macro2 = "1.0"
quote = "1.0"
syn = { version = "1.0", features = ["visit"] }

[dev-dependencies]
serde = { version = "1.0", path = "../serde" }
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@@ -0,0 +1,97 @@
//! 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/1.0.101")]
#![allow(unknown_lints, bare_trait_objects)]
#![cfg_attr(feature = "cargo-clippy", allow(renamed_and_removed_lints))]
#![cfg_attr(feature = "cargo-clippy", deny(clippy, clippy_pedantic))]
// Ignored clippy lints
#![cfg_attr(
feature = "cargo-clippy",
allow(
cognitive_complexity,
enum_variant_names,
needless_pass_by_value,
redundant_field_names,
too_many_arguments,
trivially_copy_pass_by_ref,
used_underscore_binding,
)
)]
// Ignored clippy_pedantic lints
#![cfg_attr(
feature = "cargo-clippy",
allow(
cast_possible_truncation,
checked_conversions,
doc_markdown,
enum_glob_use,
filter_map,
indexing_slicing,
items_after_statements,
match_same_arms,
module_name_repetitions,
similar_names,
single_match_else,
too_many_lines,
unseparated_literal_suffix,
use_self,
)
)]
// The `quote!` macro requires deep recursion.
#![recursion_limit = "512"]

#[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;

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()
}

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)*)
}
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