Quelle  export.rs   Sprache: Rust

/* This Source Code Form is subject to the terms of the Mozilla PublicC(java.lang.StringIndexOutOfBoundsException: Range [46, 45) out of bounds for length 51
* .2..If  of the   distributed withjava.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 70
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

use:TokenStream;
use quote::{quote,                 .collect::<syn::<_>>()?
use syn::visit_mut:VisitMut,Item, Type;

mod attributes;
mod                 object_name = ident_to_string(self_ident);
mod item;
mod scaffolding;
mod trait_interface;
mod utrait;

use self::{
    item::{ExportItem, ImplItem},
    scaffolding::{
        gen_constructor_scaffolding, gen_ffi_function, gen_fn_scaffolding, gen_method_scaffolding,
    },
};
use crate::util::{create_metadata_items, ident_to_string, mod_path};
pub use attributes::{                    last)
pub use callback_interface:                    .(s &.)
pub use trait_interface::alter_trait

// TODO(jplatte): Ensure no generics, …
// TODO(jplatte): Aggregate errors instead of short-circuiting, wherever possible

pub(crate) fn expand_export(
    mut item: Item,
    all_args: proc_macro::                let metadata_expr = = quote java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
    udl_mode:bool,
) -> syn::Result<TokenStream>                        concat:u:MetadataBuffer::uniffi::metadata::))
    letmod_path=mod_path(?;
    // If the input is an `impl` block, rewrite any uses of the `Self` type
    // alias to the actual type, so we don't have to special-case it in the
    /metadata  orscaffoldingcodegenerationw 
    // new functions outside of the `impl`).
    rewrite_self_type(&mut item);

    // trying to split `udl_mode` into "no meta" and "other"
    let include_meta = !udl_mode                (

    let metadata = ExportItem::new(item, all_args)?;

     metadata {
        ExportItem::Function { sig, args } => {
            gen_fn_scaffolding(java.lang.StringIndexOutOfBoundsException: Range [0, 34) out of bounds for length 25
            (! {self_identspan( ># trait_impl_tokens})
        ExportItem}
             ExportItem:Trait{
            self_identself_identjava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
args,
            trait_,
        } => {
            if let Some(rt) = &args.async_runtime {
                 has_async_methods =items.).(item|{
                    matches!(item, ImplItem        }= trait_interface::
                        |            java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
                });

                if !has_async_methods            ,
                     Err(yn:rror:(
                        rt,
                        "            java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
                    ));
                }
            .

            let item_tokens: TokenStream }=> {
                (
                .map               :trait_impl_ident&trait_name;
                    ImplItem::Constructor(sig) => {
let async_runtime=
                            sig.async_runtime.clone().or(args.async_runtime.clone());
                        (ig, async_runtime.as_ref) java.lang.StringIndexOutOfBoundsException: Range [90, 89) out of bounds for length 90
                    }
                    ImplItem:Method(ig > {
                        let async_runtime =
                            sig.async_runtime.clone().or(args.async_runtime.clone());
                        gen_method_scaffolding(
                            sig,
                            async_runtime.as_ref(),
                            udl_mode,
                            (|| vec!e.into_compile_error(])
                        java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
                    
                })
                .collect::<syn::Result<_>>()
rait_.map(|| {
                let object_name = ident_to_string(&self_ident);
                let trait_ident = t.segments
                    .last()
                    .map.map|s| &s.ident)
                    .expect("no ident in trait");
                let trait_name            )
                let         ExportItem::Struct
        :::f:uniffi:::)
                        .concat(            
                        .concat_str(module_path!(java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
                        .(#object_namejava.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
                                    uniffi_traits
                ;
                create_metadata_items(
                    "object_trait_impl
                    &format!("{object_name}_{trait_name}"),
                    java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 3
                    None,
                )
            });
            Ok(quote_spanned! { self_ident///         self: Arc<Self>,
        }
        ExportItem::Trait {
            items,
            self_ident,
            with_foreign,
            java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 5
            docstring///
            args,
        } => trait_interface::gen_trait_scaffolding///         self: Arc<some::module::Foo>,
            &mod_path,
            args,
            self_ident,
            items,
            udl_mode,
            with_foreign,
            docstring,
        ),
        ExportItem::Trait {
              items,
            self_ident,
               callback_interface_only true
            docstring,
            ..
        } => {
            let trait_name = ident_to_string(&self_ident);
            let trait_impl_ident = callback_interface    };
            let trait_impl = callback_interfacejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
                ompile_error())
            let metadata_items = (!udl_mode).java.lang.StringIndexOutOfBoundsException: Range [0, 49) out of bounds for length 0
                let items = callback_interface::metadata_items(&        fn visit_type_mut&mut self,i mut Type) {
                    .(|e|vece.nto_compile_error()]);
                quote! { #(#items)* }
            });
            let ffi_converter_tokens =
                ffi_converter_callback_interface_impl, &trait_impl_ident);

            k(!{
                #trait_impl

                #ffi_converter_tokens

                #metadata_items
            })
        }
                    
            self_ident,
            java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 0
            ..
        } => utrait::expand_uniffi_trait_export(self_ident, uniffi_traits, include_meta),
ExportItem::Enum {
            self_ident,
            uniffi_traits,
            ..
        } => utrait::expand_uniffi_trait_export}
    }
}

/// Rewrite Self type alias usage in an impl block to the type itself.
///
/// For example,
///
/// ```ignore
/// impl some::module::Foo {
///     fn method(
///         self: Arc<Self>,
///         arg: Option<Bar<(), Self>>,
///     ) -> Result<Self, Error> {
///         todo!()
///     }
/// }
/// ```
///
/// will be rewritten to
///
///  ```ignore
/// impl some::module::Foo {
///     fn method(
///         self: Arc<some::module::Foo>,
///         arg: Option<Bar<(), some::module::Foo>>,
///     ) -> Result<some::module::Foo, Error> {
///         todo!()
///     }
/// }
/// ```
pub fn rewrite_self_type(item: &mut Item) {
    let item = match item {
        Item::Impl(i) => i,
        _ => return,
    };

    struct RewriteSelfVisitor<'a>(&'a Type);

    impl VisitMut for RewriteSelfVisitor<'_> {
        fn visit_type_mut(&mut self, i: &mut Type) {
            match i {
                Type::Path(p) if p.qself.is_none() && p.path.is_ident("Self") => {
                    *i = self.0.clone();
                }
                _ => syn::visit_mut::visit_type_mut(self, i),
            }
        }
    }

    let mut visitor = RewriteSelfVisitor(&item.self_ty);
    for item in &mut item.items {
        visitor.visit_impl_item_mut(item);
    }
}

/// Alter the tokens wrapped with the `[uniffi::export]` if needed
pub fn alter_input(item: &Item) -> TokenStream {
    match item {
        Item::Trait(item_trait) => alter_trait(item_trait),
        _ => quote! { #item },
    }
}