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#![warn(rust_2018_idioms)]
mod composite;
mod entity;
mod r#enum;
#[derive(Clone, Debug)]
struct Params {
internal: bool,
}
impl Default for Params {
fn default() -> Self {
Self {
internal: false,
}
}
}
impl syn::parse::Parse for Params {
fn parse(input: syn::parse::ParseStream<'_>) -> syn::parse::Result<Self> {
let content;
syn::parenthesized!(content in input);
let internal = match content.parse::<syn::Ident>() {
Ok(internal) => internal == "internal",
Err(_) => false,
};
Ok(Params {
internal,
})
}
}
#[derive(Clone, Debug)]
struct FieldParams {
default: bool,
}
impl Default for FieldParams {
fn default() -> Self {
Self {
default: false,
}
}
}
impl syn::parse::Parse for FieldParams {
fn parse(input: syn::parse::ParseStream<'_>) -> syn::parse::Result<Self> {
let content;
syn::parenthesized!(content in input);
let default = match content.parse::<syn::Ident>() {
Ok(default) => default == "default",
Err(_) => false,
};
Ok(FieldParams {
default,
})
}
}
#[proc_macro_derive(Composite, attributes(composite))]
pub fn composite_derive(
input: proc_macro::TokenStream,
) -> proc_macro::TokenStream {
let ast = syn::parse(input).unwrap();
composite::impl_macro(&ast)
}
#[proc_macro_derive(Entity, attributes(entity, elephantry))]
pub fn entity_derive(
input: proc_macro::TokenStream,
) -> proc_macro::TokenStream {
let ast = syn::parse(input).unwrap();
entity::impl_macro(&ast)
}
#[proc_macro_derive(Enum, attributes(r#enum))]
pub fn enum_derive(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
let ast = syn::parse(input).unwrap();
r#enum::impl_macro(&ast)
}