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ui_macros: Remove DerivePathStr macro (#30862)

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This PR removes the `DerivePathStr` macro, as it is no longer used.

Also removes the `PathStaticStr` macro from `gpui_macros`, which was
also unused.

Release Notes:

- N/A
This commit is contained in:
Marshall Bowers 2025-05-17 12:05:55 +02:00 • committed by GitHub
parent f56960ab5b
commit 03419da6f1
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9 changed files with 0 additions and 277 deletions
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73
crates/gpui_macros/src/derive_path_static_str.rs
View file

@ -1,73 +0,0 @@
use proc_macro::TokenStream;
use quote::quote;
use syn::{Attribute, Data, DeriveInput, Lit, Meta, NestedMeta, parse_macro_input};
pub fn derive_path_static_str(input: TokenStream) -> TokenStream {
let input = parse_macro_input!(input as DeriveInput);
let name = &input.ident;
let prefix = get_attr_value(&input.attrs, "prefix").unwrap_or_else(|| "".to_string());
let suffix = get_attr_value(&input.attrs, "suffix").unwrap_or_else(|| "".to_string());
let delimiter = get_attr_value(&input.attrs, "delimiter").unwrap_or_else(|| "/".to_string());
let path_str_impl = impl_path_str(name, &input.data, &prefix, &suffix, &delimiter);
let expanded = quote! {
impl #name {
pub fn path_str(&self) -> &'static str {
#path_str_impl
}
}
};
TokenStream::from(expanded)
}
fn impl_path_str(
name: &syn::Ident,
data: &Data,
prefix: &str,
suffix: &str,
delimiter: &str,
) -> proc_macro2::TokenStream {
match *data {
Data::Enum(ref data) => {
let match_arms = data.variants.iter().map(|variant| {
let ident = &variant.ident;
let path = format!("{}{}{}{}{}", prefix, delimiter, ident, delimiter, suffix);
quote! {
#name::#ident => #path,
}
});
quote! {
match self {
#(#match_arms)*
}
}
}
_ => panic!("DerivePathStr only supports enums"),
}
}
fn get_attr_value(attrs: &[Attribute], key: &str) -> Option<String> {
attrs
.iter()
.filter(|attr| attr.path.is_ident("derive_path_static_str"))
.find_map(|attr| {
if let Ok(Meta::List(meta_list)) = attr.parse_meta() {
meta_list.nested.iter().find_map(|nested_meta| {
if let NestedMeta::Meta(Meta::NameValue(name_value)) = nested_meta {
if name_value.path.is_ident(key) {
if let Lit::Str(lit_str) = &name_value.lit {
return Some(lit_str.value());
}
}
}
None
})
} else {
None
}
})
}

7
crates/gpui_macros/src/gpui_macros.rs
View file

@ -1,6 +1,5 @@
mod derive_app_context;
mod derive_into_element;
mod derive_path_static_str;
mod derive_render;
mod derive_visual_context;
mod register_action;
@ -31,12 +30,6 @@ pub fn derive_render(input: TokenStream) -> TokenStream {
derive_render::derive_render(input)
}
#[proc_macro_derive(PathStaticStr)]
#[doc(hidden)]
pub fn derive_path_static_str(input: TokenStream) -> TokenStream {
derive_path_static_str::derive_path_static_str(input)
}
/// #[derive(AppContext)] is used to create a context out of anything that holds a `&mut App`
/// Note that a `#[app]` attribute is required to identify the variable holding the &mut App.
///