diff options
| author | 魏曹先生 <1992414357@qq.com> | 2026-07-20 00:59:17 +0800 |
|---|---|---|
| committer | 魏曹先生 <1992414357@qq.com> | 2026-07-20 01:01:27 +0800 |
| commit | 1f583f625a7d541dc7d47a8136b31d29a5ed5441 (patch) | |
| tree | 795006c8c2a9f10c866951de5aba318a64007219 /mingling_macros/src/pack.rs | |
| parent | e8ae63988d562969df47ae6d92129974e7fb6980 (diff) | |
chore(macros): reorganize module hierarchy in mingling_macros
Restructure flat module layout into logical directories (attr/, derive/,
func/, systems/, extensions/, utils.rs). Tighten internal function
visibility to pub(crate). All public API signatures remain unchanged.
Diffstat (limited to 'mingling_macros/src/pack.rs')
| -rw-r--r-- | mingling_macros/src/pack.rs | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/mingling_macros/src/pack.rs b/mingling_macros/src/pack.rs deleted file mode 100644 index 0af1b4c..0000000 --- a/mingling_macros/src/pack.rs +++ /dev/null @@ -1,149 +0,0 @@ -use proc_macro::TokenStream; -use quote::quote; -use syn::parse::{Parse, ParseStream}; -use syn::{Attribute, Ident, Result as SynResult, Token, Type}; - -struct PackInput { - attrs: Vec<Attribute>, - type_name: Ident, - inner_type: Type, -} - -impl Parse for PackInput { - fn parse(input: ParseStream) -> SynResult<Self> { - let attrs = input.call(Attribute::parse_outer)?; - let type_name: Ident = input.parse()?; - input.parse::<Token![=]>()?; - let inner_type: Type = input.parse()?; - - Ok(PackInput { - attrs, - type_name, - inner_type, - }) - } -} - -#[allow(clippy::too_many_lines)] -pub fn pack(input: TokenStream) -> TokenStream { - let pack_input = syn::parse_macro_input!(input as PackInput); - - let group_name = crate::default_program_path(); - let type_name = pack_input.type_name; - let inner_type = pack_input.inner_type; - let attrs = pack_input.attrs; - - // Generate the struct definition - // Note: No longer derives Serialize under structural_renderer. - // Use pack_structual! for structured output support. - let struct_def = quote! { - #(#attrs)* - pub struct #type_name { - pub(crate) inner: #inner_type, - } - }; - - // Generate the new() method - let new_impl = quote! { - impl #type_name { - /// Creates a new instance of the wrapper type - pub fn new(inner: #inner_type) -> Self { - Self { inner } - } - } - }; - - // Generate From and Into implementations - let from_into_impl = quote! { - impl From<#inner_type> for #type_name { - fn from(inner: #inner_type) -> Self { - Self::new(inner) - } - } - - impl From<#type_name> for #inner_type { - fn from(wrapper: #type_name) -> #inner_type { - wrapper.inner - } - } - }; - - // Generate AsRef and AsMut implementations - let as_ref_impl = quote! { - impl ::std::convert::AsRef<#inner_type> for #type_name { - fn as_ref(&self) -> &#inner_type { - &self.inner - } - } - - impl ::std::convert::AsMut<#inner_type> for #type_name { - fn as_mut(&mut self) -> &mut #inner_type { - &mut self.inner - } - } - }; - - // Generate Deref and DerefMut implementations - let deref_impl = quote! { - impl ::std::ops::Deref for #type_name { - type Target = #inner_type; - - fn deref(&self) -> &Self::Target { - &self.inner - } - } - - impl ::std::ops::DerefMut for #type_name { - fn deref_mut(&mut self) -> &mut Self::Target { - &mut self.inner - } - } - }; - - // Check if the inner type implements Default by generating conditional code - let default_impl = quote! { - impl ::std::default::Default for #type_name - where - #inner_type: ::std::default::Default, - { - fn default() -> Self { - Self::new(::std::default::Default::default()) - } - } - }; - - let register_impl = quote! { - ::mingling::macros::register_type!(#type_name); - }; - - let expanded = quote! { - #struct_def - - #new_impl - #from_into_impl - #as_ref_impl - #deref_impl - #default_impl - #register_impl - - impl Into<mingling::AnyOutput<#group_name>> for #type_name { - fn into(self) -> mingling::AnyOutput<#group_name> { - mingling::AnyOutput::new(self) - } - } - - impl Into<mingling::ChainProcess<#group_name>> for #type_name { - fn into(self) -> mingling::ChainProcess<#group_name> { - mingling::AnyOutput::new(self).route_chain() - } - } - - impl ::mingling::Grouped<#group_name> for #type_name { - fn member_id() -> #group_name { - #group_name::#type_name - } - } - }; - - expanded.into() -} |
