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cargo fmt and removed the unessecary examples.

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This commit is contained in:
MalekiRe
2024-05-29 16:30:15 -07:00
committed by Malek
parent 1d27157142
commit ec16d9a254
13 changed files with 59 additions and 72 deletions
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43
crates/bevy_xr/macros/src/lib.rs
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@@ -1,11 +1,11 @@
use proc_macro::TokenStream;
use proc_macro2::Span;
use quote::quote;
use syn::parse::{Parse, ParseStream};
use syn::punctuated::Punctuated;
use syn::spanned::Spanned;
use syn::token::{Comma, Eq};
use syn::{parse_macro_input, parse_quote, AttrStyle, DeriveInput, Expr, Type};
use syn::parse::{Parse, ParseStream};
mod kw {
syn::custom_keyword!(action_type);
@@ -36,7 +36,6 @@ impl Parse for AttributeInput {
}
}
#[proc_macro_derive(Action, attributes(action))]
pub fn derive_action(input: TokenStream) -> TokenStream {
let input = parse_macro_input!(input as DeriveInput);
@@ -44,9 +43,17 @@ pub fn derive_action(input: TokenStream) -> TokenStream {
let mut attributes = vec![];
for attribute in input.attrs {
if let AttrStyle::Inner(token) = attribute.style {
return TokenStream::from(syn::Error::new(token.span, "This derive macro does not accept inner attributes").to_compile_error());
return TokenStream::from(
syn::Error::new(
token.span,
"This derive macro does not accept inner attributes",
)
.to_compile_error(),
);
};
let parsed_attributes = match attribute.parse_args_with(Punctuated::<AttributeInput, Comma>::parse_terminated) {
let parsed_attributes = match attribute
.parse_args_with(Punctuated::<AttributeInput, Comma>::parse_terminated)
{
Ok(inner) => inner,
Err(e) => return TokenStream::from(e.to_compile_error()),
};
@@ -61,27 +68,39 @@ pub fn derive_action(input: TokenStream) -> TokenStream {
match attribute {
AttributeInput::Kind(ty, span) => {
if kind.is_some() {
return syn::Error::new(span, "attribute 'action_type' is defined more than once").to_compile_error().into();
return syn::Error::new(
span,
"attribute 'action_type' is defined more than once",
)
.to_compile_error()
.into();
}
kind = Some(ty);
},
}
AttributeInput::Name(expr, span) => {
if name.is_some() {
return syn::Error::new(span, "attribute 'name' is defined more than once").to_compile_error().into();
return syn::Error::new(span, "attribute 'name' is defined more than once")
.to_compile_error()
.into();
}
name = Some(expr);
},
}
AttributeInput::PrettyName(expr, span) => {
if pretty_name.is_some() {
return syn::Error::new(span, "attribute 'pretty_name' is defined more than once").to_compile_error().into();
return syn::Error::new(
span,
"attribute 'pretty_name' is defined more than once",
)
.to_compile_error()
.into();
}
pretty_name = Some(expr);
},
}
}
};
}
if kind.is_none() {
panic!("action_type isn't specified")
@@ -114,4 +133,4 @@ pub fn derive_action(input: TokenStream) -> TokenStream {
};
TokenStream::from(expanded)
}
}