twilight-interactions-derive 0.17.0

Macros and utilities to make Discord Interactions easy to use with Twilight.
Documentation 
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//! # twilight-interactions-derive
//!
//! This crate provides derive macros for the `twilight-interactions` crate.
//!
//! Please refer to the `twilight-interactions` documentation for further
//! information.

mod command;
mod localization;
mod option;
mod parse;

use proc_macro::TokenStream;
use syn::{parse_macro_input, DeriveInput};

/// Derive macro for the `CommandModel` trait.
///
/// See the documentation of the trait for more information about usage of this
/// macro.
#[proc_macro_derive(CommandModel, attributes(command))]
pub fn command_model(input: TokenStream) -> TokenStream {
    let input = parse_macro_input!(input as DeriveInput);
    let ident = input.ident.clone();

    match command::impl_command_model(input) {
        Ok(output) => output.into(),
        Err(error) => command::dummy_command_model(ident, error).into(),
    }
}

/// Derive macro for the `CreateCommand` trait.
///
/// See the documentation of the trait for more information about usage of this
/// macro.
#[proc_macro_derive(CreateCommand, attributes(command))]
pub fn create_command(input: TokenStream) -> TokenStream {
    let input = parse_macro_input!(input as DeriveInput);
    let ident = input.ident.clone();

    match command::impl_create_command(input) {
        Ok(output) => output.into(),
        Err(error) => command::dummy_create_command(ident, error).into(),
    }
}

/// Derive macro for the `CommandOption` trait.
///
/// See the documentation of the trait for more information about usage of this
/// macro.
#[proc_macro_derive(CommandOption, attributes(option))]
pub fn command_option(input: TokenStream) -> TokenStream {
    let input = parse_macro_input!(input as DeriveInput);
    let ident = input.ident.clone();

    match option::impl_command_option(input) {
        Ok(output) => output.into(),
        Err(error) => option::dummy_command_option(ident, error).into(),
    }
}

/// Derive macro for the `CreateOption` trait.
///
/// See the documentation of the trait for more information about usage of this
/// macro.
#[proc_macro_derive(CreateOption, attributes(option))]
pub fn create_option(input: TokenStream) -> TokenStream {
    let input = parse_macro_input!(input as DeriveInput);
    let ident = input.ident.clone();

    match option::impl_create_option(input) {
        Ok(output) => output.into(),
        Err(error) => option::dummy_create_option(ident, error).into(),
    }
}