Merge branch 'develop' into custom-themes

# Conflicts:
#	Cargo.toml
This commit is contained in:
2025-03-06 15:35:05 -07:00
20 changed files with 258 additions and 308 deletions
@@ -0,0 +1,12 @@
[package]
name = "enum_display_style_derive"
version = "0.1.0"
edition = "2024"
[lib]
proc-macro = true
[dependencies]
quote = "1.0.39"
syn = "2.0.99"
darling = "0.20.10"
@@ -0,0 +1,77 @@
mod macro_models;
use crate::macro_models::DisplayStyleArgs;
use darling::FromVariant;
use quote::quote;
use syn::{Data, DeriveInput, parse_macro_input};
/// Derive macro for the EnumDisplayStyle trait.
///
/// # Example
///
/// Using default values for the display style:
///
/// ```
/// use enum_display_style_derive::EnumDisplayStyle;
///
/// #[derive(EnumDisplayStyle)]
/// enum Weekend {
/// Saturday,
/// Sunday,
/// }
///
/// assert_eq!(Weekend::Saturday.to_display_str(), "Saturday");
/// assert_eq!(Weekend::Sunday.to_display_str(), "Sunday");
///
/// ```
///
/// Using custom values for the display style:
///
/// ```
/// use enum_display_style_derive::EnumDisplayStyle;
///
/// #[derive(EnumDisplayStyle)]
/// enum MonitorStatus {
/// #[display_style(name = "Monitor Transactions")]
/// Active,
/// #[display_style(name = "Don't Monitor Transactions")]
/// None,
/// }
///
/// assert_eq!(MonitorStatus::Active.to_display_str(), "Monitor Transactions");
/// assert_eq!(MonitorStatus::None.to_display_str(), "Don't Monitor Transactions");
/// ```
#[proc_macro_derive(EnumDisplayStyle, attributes(display_style))]
pub fn enum_display_style_derive(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
let input = parse_macro_input!(input as DeriveInput);
let enum_name = &input.ident;
let mut match_arms = Vec::new();
if let Data::Enum(data_enum) = &input.data {
let variants = &data_enum.variants;
for variant in variants {
let variant_ident = &variant.ident;
let variant_display_name = DisplayStyleArgs::from_variant(variant)
.unwrap()
.name
.unwrap_or_else(|| variant_ident.to_string());
match_arms.push(quote! {
#enum_name::#variant_ident => #variant_display_name,
});
}
}
quote! {
impl<'a> #enum_name {
pub fn to_display_str(self) -> &'a str {
match self {
#(#match_arms)*
}
}
}
}
.into()
}
@@ -0,0 +1,7 @@
use darling::FromVariant;
#[derive(Debug, FromVariant)]
#[darling(attributes(display_style))]
pub struct DisplayStyleArgs {
pub name: Option<String>,
}