/// Auto-generated bindings for a pre-instantiated version of a /// component which implements the world `the-flags`. /// /// This structure is created through [`TheFlagsPre::new`] which /// takes a [`InstancePre`](wasmtime::component::InstancePre) that /// has been created through a [`Linker`](wasmtime::component::Linker). /// /// For more information see [`TheFlags`] as well. pub struct TheFlagsPre { instance_pre: wasmtime::component::InstancePre, indices: TheFlagsIndices, } impl Clone for TheFlagsPre { fn clone(&self) -> Self { Self { instance_pre: self.instance_pre.clone(), indices: self.indices.clone(), } } } impl<_T> TheFlagsPre<_T> { /// Creates a new copy of `TheFlagsPre` bindings which can then /// be used to instantiate into a particular store. /// /// This method may fail if the component behind `instance_pre` /// does not have the required exports. pub fn new( instance_pre: wasmtime::component::InstancePre<_T>, ) -> wasmtime::Result { let indices = TheFlagsIndices::new(instance_pre.component())?; Ok(Self { instance_pre, indices }) } pub fn engine(&self) -> &wasmtime::Engine { self.instance_pre.engine() } pub fn instance_pre(&self) -> &wasmtime::component::InstancePre<_T> { &self.instance_pre } /// Instantiates a new instance of [`TheFlags`] within the /// `store` provided. /// /// This function will use `self` as the pre-instantiated /// instance to perform instantiation. Afterwards the preloaded /// indices in `self` are used to lookup all exports on the /// resulting instance. pub async fn instantiate_async( &self, mut store: impl wasmtime::AsContextMut, ) -> wasmtime::Result where _T: Send + 'static, { let mut store = store.as_context_mut(); let instance = self.instance_pre.instantiate_async(&mut store).await?; self.indices.load(&mut store, &instance) } } /// Auto-generated bindings for index of the exports of /// `the-flags`. /// /// This is an implementation detail of [`TheFlagsPre`] and can /// be constructed if needed as well. /// /// For more information see [`TheFlags`] as well. #[derive(Clone)] pub struct TheFlagsIndices { interface0: exports::foo::foo::flegs::GuestIndices, } /// Auto-generated bindings for an instance a component which /// implements the world `the-flags`. /// /// This structure can be created through a number of means /// depending on your requirements and what you have on hand: /// /// * The most convenient way is to use /// [`TheFlags::instantiate_async`] which only needs a /// [`Store`], [`Component`], and [`Linker`]. /// /// * Alternatively you can create a [`TheFlagsPre`] ahead of /// time with a [`Component`] to front-load string lookups /// of exports once instead of per-instantiation. This /// method then uses [`TheFlagsPre::instantiate_async`] to /// create a [`TheFlags`]. /// /// * If you've instantiated the instance yourself already /// then you can use [`TheFlags::new`]. /// /// * You can also access the guts of instantiation through /// [`TheFlagsIndices::new_instance`] followed /// by [`TheFlagsIndices::load`] to crate an instance of this /// type. /// /// These methods are all equivalent to one another and move /// around the tradeoff of what work is performed when. /// /// [`Store`]: wasmtime::Store /// [`Component`]: wasmtime::component::Component /// [`Linker`]: wasmtime::component::Linker pub struct TheFlags { interface0: exports::foo::foo::flegs::Guest, } const _: () = { #[allow(unused_imports)] use wasmtime::component::__internal::anyhow; impl TheFlagsIndices { /// Creates a new copy of `TheFlagsIndices` bindings which can then /// be used to instantiate into a particular store. /// /// This method may fail if the component does not have the /// required exports. pub fn new( component: &wasmtime::component::Component, ) -> wasmtime::Result { let _component = component; let interface0 = exports::foo::foo::flegs::GuestIndices::new(_component)?; Ok(TheFlagsIndices { interface0 }) } /// Creates a new instance of [`TheFlagsIndices`] from an /// instantiated component. /// /// This method of creating a [`TheFlags`] will perform string /// lookups for all exports when this method is called. This /// will only succeed if the provided instance matches the /// requirements of [`TheFlags`]. pub fn new_instance( mut store: impl wasmtime::AsContextMut, instance: &wasmtime::component::Instance, ) -> wasmtime::Result { let _instance = instance; let interface0 = exports::foo::foo::flegs::GuestIndices::new_instance( &mut store, _instance, )?; Ok(TheFlagsIndices { interface0 }) } /// Uses the indices stored in `self` to load an instance /// of [`TheFlags`] from the instance provided. /// /// Note that at this time this method will additionally /// perform type-checks of all exports. pub fn load( &self, mut store: impl wasmtime::AsContextMut, instance: &wasmtime::component::Instance, ) -> wasmtime::Result { let _instance = instance; let interface0 = self.interface0.load(&mut store, &_instance)?; Ok(TheFlags { interface0 }) } } impl TheFlags { /// Convenience wrapper around [`TheFlagsPre::new`] and /// [`TheFlagsPre::instantiate_async`]. pub async fn instantiate_async<_T>( mut store: impl wasmtime::AsContextMut, component: &wasmtime::component::Component, linker: &wasmtime::component::Linker<_T>, ) -> wasmtime::Result where _T: Send + 'static, { let pre = linker.instantiate_pre(component)?; TheFlagsPre::new(pre)?.instantiate_async(store).await } /// Convenience wrapper around [`TheFlagsIndices::new_instance`] and /// [`TheFlagsIndices::load`]. pub fn new( mut store: impl wasmtime::AsContextMut, instance: &wasmtime::component::Instance, ) -> wasmtime::Result { let indices = TheFlagsIndices::new_instance(&mut store, instance)?; indices.load(store, instance) } pub fn add_to_linker( linker: &mut wasmtime::component::Linker, get: impl Fn(&mut T) -> &mut U + Send + Sync + Copy + 'static, ) -> wasmtime::Result<()> where T: Send + foo::foo::flegs::Host + 'static, U: Send + foo::foo::flegs::Host, { foo::foo::flegs::add_to_linker(linker, get)?; Ok(()) } pub fn foo_foo_flegs(&self) -> &exports::foo::foo::flegs::Guest { &self.interface0 } } }; pub mod foo { pub mod foo { #[allow(clippy::all)] pub mod flegs { #[allow(unused_imports)] use wasmtime::component::__internal::{anyhow, Box}; wasmtime::component::flags!(Flag1 { #[component(name = "b0")] const B0; }); const _: () = { assert!(1 == < Flag1 as wasmtime::component::ComponentType >::SIZE32); assert!(1 == < Flag1 as wasmtime::component::ComponentType >::ALIGN32); }; wasmtime::component::flags!( Flag2 { #[component(name = "b0")] const B0; #[component(name = "b1")] const B1; } ); const _: () = { assert!(1 == < Flag2 as wasmtime::component::ComponentType >::SIZE32); assert!(1 == < Flag2 as wasmtime::component::ComponentType >::ALIGN32); }; wasmtime::component::flags!( Flag4 { #[component(name = "b0")] const B0; #[component(name = "b1")] const B1; #[component(name = "b2")] const B2; #[component(name = "b3")] const B3; } ); const _: () = { assert!(1 == < Flag4 as wasmtime::component::ComponentType >::SIZE32); assert!(1 == < Flag4 as wasmtime::component::ComponentType >::ALIGN32); }; wasmtime::component::flags!( Flag8 { #[component(name = "b0")] const B0; #[component(name = "b1")] const B1; #[component(name = "b2")] const B2; #[component(name = "b3")] const B3; #[component(name = "b4")] const B4; #[component(name = "b5")] const B5; #[component(name = "b6")] const B6; #[component(name = "b7")] const B7; } ); const _: () = { assert!(1 == < Flag8 as wasmtime::component::ComponentType >::SIZE32); assert!(1 == < Flag8 as wasmtime::component::ComponentType >::ALIGN32); }; wasmtime::component::flags!( Flag16 { #[component(name = "b0")] const B0; #[component(name = "b1")] const B1; #[component(name = "b2")] const B2; #[component(name = "b3")] const B3; #[component(name = "b4")] const B4; #[component(name = "b5")] const B5; #[component(name = "b6")] const B6; #[component(name = "b7")] const B7; #[component(name = "b8")] const B8; #[component(name = "b9")] const B9; #[component(name = "b10")] const B10; #[component(name = "b11")] const B11; #[component(name = "b12")] const B12; #[component(name = "b13")] const B13; #[component(name = "b14")] const B14; #[component(name = "b15")] const B15; } ); const _: () = { assert!(2 == < Flag16 as wasmtime::component::ComponentType >::SIZE32); assert!(2 == < Flag16 as wasmtime::component::ComponentType >::ALIGN32); }; wasmtime::component::flags!( Flag32 { #[component(name = "b0")] const B0; #[component(name = "b1")] const B1; #[component(name = "b2")] const B2; #[component(name = "b3")] const B3; #[component(name = "b4")] const B4; #[component(name = "b5")] const B5; #[component(name = "b6")] const B6; #[component(name = "b7")] const B7; #[component(name = "b8")] const B8; #[component(name = "b9")] const B9; #[component(name = "b10")] const B10; #[component(name = "b11")] const B11; #[component(name = "b12")] const B12; #[component(name = "b13")] const B13; #[component(name = "b14")] const B14; #[component(name = "b15")] const B15; #[component(name = "b16")] const B16; #[component(name = "b17")] const B17; #[component(name = "b18")] const B18; #[component(name = "b19")] const B19; #[component(name = "b20")] const B20; #[component(name = "b21")] const B21; #[component(name = "b22")] const B22; #[component(name = "b23")] const B23; #[component(name = "b24")] const B24; #[component(name = "b25")] const B25; #[component(name = "b26")] const B26; #[component(name = "b27")] const B27; #[component(name = "b28")] const B28; #[component(name = "b29")] const B29; #[component(name = "b30")] const B30; #[component(name = "b31")] const B31; } ); const _: () = { assert!(4 == < Flag32 as wasmtime::component::ComponentType >::SIZE32); assert!(4 == < Flag32 as wasmtime::component::ComponentType >::ALIGN32); }; wasmtime::component::flags!( Flag64 { #[component(name = "b0")] const B0; #[component(name = "b1")] const B1; #[component(name = "b2")] const B2; #[component(name = "b3")] const B3; #[component(name = "b4")] const B4; #[component(name = "b5")] const B5; #[component(name = "b6")] const B6; #[component(name = "b7")] const B7; #[component(name = "b8")] const B8; #[component(name = "b9")] const B9; #[component(name = "b10")] const B10; #[component(name = "b11")] const B11; #[component(name = "b12")] const B12; #[component(name = "b13")] const B13; #[component(name = "b14")] const B14; #[component(name = "b15")] const B15; #[component(name = "b16")] const B16; #[component(name = "b17")] const B17; #[component(name = "b18")] const B18; #[component(name = "b19")] const B19; #[component(name = "b20")] const B20; #[component(name = "b21")] const B21; #[component(name = "b22")] const B22; #[component(name = "b23")] const B23; #[component(name = "b24")] const B24; #[component(name = "b25")] const B25; #[component(name = "b26")] const B26; #[component(name = "b27")] const B27; #[component(name = "b28")] const B28; #[component(name = "b29")] const B29; #[component(name = "b30")] const B30; #[component(name = "b31")] const B31; #[component(name = "b32")] const B32; #[component(name = "b33")] const B33; #[component(name = "b34")] const B34; #[component(name = "b35")] const B35; #[component(name = "b36")] const B36; #[component(name = "b37")] const B37; #[component(name = "b38")] const B38; #[component(name = "b39")] const B39; #[component(name = "b40")] const B40; #[component(name = "b41")] const B41; #[component(name = "b42")] const B42; #[component(name = "b43")] const B43; #[component(name = "b44")] const B44; #[component(name = "b45")] const B45; #[component(name = "b46")] const B46; #[component(name = "b47")] const B47; #[component(name = "b48")] const B48; #[component(name = "b49")] const B49; #[component(name = "b50")] const B50; #[component(name = "b51")] const B51; #[component(name = "b52")] const B52; #[component(name = "b53")] const B53; #[component(name = "b54")] const B54; #[component(name = "b55")] const B55; #[component(name = "b56")] const B56; #[component(name = "b57")] const B57; #[component(name = "b58")] const B58; #[component(name = "b59")] const B59; #[component(name = "b60")] const B60; #[component(name = "b61")] const B61; #[component(name = "b62")] const B62; #[component(name = "b63")] const B63; } ); const _: () = { assert!(8 == < Flag64 as wasmtime::component::ComponentType >::SIZE32); assert!(4 == < Flag64 as wasmtime::component::ComponentType >::ALIGN32); }; pub trait Host { type Data; fn roundtrip_flag1( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag1, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag1 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized; fn roundtrip_flag2( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag2, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag2 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized; fn roundtrip_flag4( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag4, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag4 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized; fn roundtrip_flag8( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag8, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag8 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized; fn roundtrip_flag16( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag16, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag16 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized; fn roundtrip_flag32( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag32, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag32 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized; fn roundtrip_flag64( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag64, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag64 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized; } pub trait GetHost< T, D, >: Fn(T) -> >::Host + Send + Sync + Copy + 'static { type Host: Host + Send; } impl GetHost for F where F: Fn(T) -> O + Send + Sync + Copy + 'static, O: Host + Send, { type Host = O; } pub fn add_to_linker_get_host< T, G: for<'a> GetHost<&'a mut T, T, Host: Host + Send>, >( linker: &mut wasmtime::component::Linker, host_getter: G, ) -> wasmtime::Result<()> where T: Send + 'static, { let mut inst = linker.instance("foo:foo/flegs")?; inst.func_wrap_concurrent( "roundtrip-flag1", move | mut caller: wasmtime::StoreContextMut<'_, T>, (arg0,): (Flag1,)| { let host = caller; let r = ::roundtrip_flag1(host, arg0); Box::pin(async move { let fun = r.await; Box::new(move |mut caller: wasmtime::StoreContextMut<'_, T>| { let r = fun(caller); Ok((r,)) }) as Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag1,)> + Send + Sync, > }) as ::core::pin::Pin< Box< dyn ::core::future::Future< Output = Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag1,)> + Send + Sync, >, > + Send + Sync + 'static, >, > }, )?; inst.func_wrap_concurrent( "roundtrip-flag2", move | mut caller: wasmtime::StoreContextMut<'_, T>, (arg0,): (Flag2,)| { let host = caller; let r = ::roundtrip_flag2(host, arg0); Box::pin(async move { let fun = r.await; Box::new(move |mut caller: wasmtime::StoreContextMut<'_, T>| { let r = fun(caller); Ok((r,)) }) as Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag2,)> + Send + Sync, > }) as ::core::pin::Pin< Box< dyn ::core::future::Future< Output = Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag2,)> + Send + Sync, >, > + Send + Sync + 'static, >, > }, )?; inst.func_wrap_concurrent( "roundtrip-flag4", move | mut caller: wasmtime::StoreContextMut<'_, T>, (arg0,): (Flag4,)| { let host = caller; let r = ::roundtrip_flag4(host, arg0); Box::pin(async move { let fun = r.await; Box::new(move |mut caller: wasmtime::StoreContextMut<'_, T>| { let r = fun(caller); Ok((r,)) }) as Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag4,)> + Send + Sync, > }) as ::core::pin::Pin< Box< dyn ::core::future::Future< Output = Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag4,)> + Send + Sync, >, > + Send + Sync + 'static, >, > }, )?; inst.func_wrap_concurrent( "roundtrip-flag8", move | mut caller: wasmtime::StoreContextMut<'_, T>, (arg0,): (Flag8,)| { let host = caller; let r = ::roundtrip_flag8(host, arg0); Box::pin(async move { let fun = r.await; Box::new(move |mut caller: wasmtime::StoreContextMut<'_, T>| { let r = fun(caller); Ok((r,)) }) as Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag8,)> + Send + Sync, > }) as ::core::pin::Pin< Box< dyn ::core::future::Future< Output = Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag8,)> + Send + Sync, >, > + Send + Sync + 'static, >, > }, )?; inst.func_wrap_concurrent( "roundtrip-flag16", move | mut caller: wasmtime::StoreContextMut<'_, T>, (arg0,): (Flag16,)| { let host = caller; let r = ::roundtrip_flag16(host, arg0); Box::pin(async move { let fun = r.await; Box::new(move |mut caller: wasmtime::StoreContextMut<'_, T>| { let r = fun(caller); Ok((r,)) }) as Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag16,)> + Send + Sync, > }) as ::core::pin::Pin< Box< dyn ::core::future::Future< Output = Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag16,)> + Send + Sync, >, > + Send + Sync + 'static, >, > }, )?; inst.func_wrap_concurrent( "roundtrip-flag32", move | mut caller: wasmtime::StoreContextMut<'_, T>, (arg0,): (Flag32,)| { let host = caller; let r = ::roundtrip_flag32(host, arg0); Box::pin(async move { let fun = r.await; Box::new(move |mut caller: wasmtime::StoreContextMut<'_, T>| { let r = fun(caller); Ok((r,)) }) as Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag32,)> + Send + Sync, > }) as ::core::pin::Pin< Box< dyn ::core::future::Future< Output = Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag32,)> + Send + Sync, >, > + Send + Sync + 'static, >, > }, )?; inst.func_wrap_concurrent( "roundtrip-flag64", move | mut caller: wasmtime::StoreContextMut<'_, T>, (arg0,): (Flag64,)| { let host = caller; let r = ::roundtrip_flag64(host, arg0); Box::pin(async move { let fun = r.await; Box::new(move |mut caller: wasmtime::StoreContextMut<'_, T>| { let r = fun(caller); Ok((r,)) }) as Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag64,)> + Send + Sync, > }) as ::core::pin::Pin< Box< dyn ::core::future::Future< Output = Box< dyn FnOnce( wasmtime::StoreContextMut<'_, T>, ) -> wasmtime::Result<(Flag64,)> + Send + Sync, >, > + Send + Sync + 'static, >, > }, )?; Ok(()) } pub fn add_to_linker( linker: &mut wasmtime::component::Linker, get: impl Fn(&mut T) -> &mut U + Send + Sync + Copy + 'static, ) -> wasmtime::Result<()> where U: Host + Send, T: Send + 'static, { add_to_linker_get_host(linker, get) } impl<_T: Host> Host for &mut _T { type Data = _T::Data; fn roundtrip_flag1( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag1, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag1 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized, { <_T as Host>::roundtrip_flag1(store, x) } fn roundtrip_flag2( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag2, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag2 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized, { <_T as Host>::roundtrip_flag2(store, x) } fn roundtrip_flag4( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag4, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag4 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized, { <_T as Host>::roundtrip_flag4(store, x) } fn roundtrip_flag8( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag8, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag8 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized, { <_T as Host>::roundtrip_flag8(store, x) } fn roundtrip_flag16( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag16, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag16 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized, { <_T as Host>::roundtrip_flag16(store, x) } fn roundtrip_flag32( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag32, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag32 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized, { <_T as Host>::roundtrip_flag32(store, x) } fn roundtrip_flag64( store: wasmtime::StoreContextMut<'_, Self::Data>, x: Flag64, ) -> impl ::core::future::Future< Output = impl FnOnce( wasmtime::StoreContextMut<'_, Self::Data>, ) -> Flag64 + Send + Sync + 'static, > + Send + Sync + 'static where Self: Sized, { <_T as Host>::roundtrip_flag64(store, x) } } } } } pub mod exports { pub mod foo { pub mod foo { #[allow(clippy::all)] pub mod flegs { #[allow(unused_imports)] use wasmtime::component::__internal::{anyhow, Box}; wasmtime::component::flags!( Flag1 { #[component(name = "b0")] const B0; } ); const _: () = { assert!( 1 == < Flag1 as wasmtime::component::ComponentType >::SIZE32 ); assert!( 1 == < Flag1 as wasmtime::component::ComponentType >::ALIGN32 ); }; wasmtime::component::flags!( Flag2 { #[component(name = "b0")] const B0; #[component(name = "b1")] const B1; } ); const _: () = { assert!( 1 == < Flag2 as wasmtime::component::ComponentType >::SIZE32 ); assert!( 1 == < Flag2 as wasmtime::component::ComponentType >::ALIGN32 ); }; wasmtime::component::flags!( Flag4 { #[component(name = "b0")] const B0; #[component(name = "b1")] const B1; #[component(name = "b2")] const B2; #[component(name = "b3")] const B3; } ); const _: () = { assert!( 1 == < Flag4 as wasmtime::component::ComponentType >::SIZE32 ); assert!( 1 == < Flag4 as wasmtime::component::ComponentType >::ALIGN32 ); }; wasmtime::component::flags!( Flag8 { #[component(name = "b0")] const B0; #[component(name = "b1")] const B1; #[component(name = "b2")] const B2; #[component(name = "b3")] const B3; #[component(name = "b4")] const B4; #[component(name = "b5")] const B5; #[component(name = "b6")] const B6; #[component(name = "b7")] const B7; } ); const _: () = { assert!( 1 == < Flag8 as wasmtime::component::ComponentType >::SIZE32 ); assert!( 1 == < Flag8 as wasmtime::component::ComponentType >::ALIGN32 ); }; wasmtime::component::flags!( Flag16 { #[component(name = "b0")] const B0; #[component(name = "b1")] const B1; #[component(name = "b2")] const B2; #[component(name = "b3")] const B3; #[component(name = "b4")] const B4; #[component(name = "b5")] const B5; #[component(name = "b6")] const B6; #[component(name = "b7")] const B7; #[component(name = "b8")] const B8; #[component(name = "b9")] const B9; #[component(name = "b10")] const B10; #[component(name = "b11")] const B11; #[component(name = "b12")] const B12; #[component(name = "b13")] const B13; #[component(name = "b14")] const B14; #[component(name = "b15")] const B15; } ); const _: () = { assert!( 2 == < Flag16 as wasmtime::component::ComponentType >::SIZE32 ); assert!( 2 == < Flag16 as wasmtime::component::ComponentType >::ALIGN32 ); }; wasmtime::component::flags!( Flag32 { #[component(name = "b0")] const B0; #[component(name = "b1")] const B1; #[component(name = "b2")] const B2; #[component(name = "b3")] const B3; #[component(name = "b4")] const B4; #[component(name = "b5")] const B5; #[component(name = "b6")] const B6; #[component(name = "b7")] const B7; #[component(name = "b8")] const B8; #[component(name = "b9")] const B9; #[component(name = "b10")] const B10; #[component(name = "b11")] const B11; #[component(name = "b12")] const B12; #[component(name = "b13")] const B13; #[component(name = "b14")] const B14; #[component(name = "b15")] const B15; #[component(name = "b16")] const B16; #[component(name = "b17")] const B17; #[component(name = "b18")] const B18; #[component(name = "b19")] const B19; #[component(name = "b20")] const B20; #[component(name = "b21")] const B21; #[component(name = "b22")] const B22; #[component(name = "b23")] const B23; #[component(name = "b24")] const B24; #[component(name = "b25")] const B25; #[component(name = "b26")] const B26; #[component(name = "b27")] const B27; #[component(name = "b28")] const B28; #[component(name = "b29")] const B29; #[component(name = "b30")] const B30; #[component(name = "b31")] const B31; } ); const _: () = { assert!( 4 == < Flag32 as wasmtime::component::ComponentType >::SIZE32 ); assert!( 4 == < Flag32 as wasmtime::component::ComponentType >::ALIGN32 ); }; wasmtime::component::flags!( Flag64 { #[component(name = "b0")] const B0; #[component(name = "b1")] const B1; #[component(name = "b2")] const B2; #[component(name = "b3")] const B3; #[component(name = "b4")] const B4; #[component(name = "b5")] const B5; #[component(name = "b6")] const B6; #[component(name = "b7")] const B7; #[component(name = "b8")] const B8; #[component(name = "b9")] const B9; #[component(name = "b10")] const B10; #[component(name = "b11")] const B11; #[component(name = "b12")] const B12; #[component(name = "b13")] const B13; #[component(name = "b14")] const B14; #[component(name = "b15")] const B15; #[component(name = "b16")] const B16; #[component(name = "b17")] const B17; #[component(name = "b18")] const B18; #[component(name = "b19")] const B19; #[component(name = "b20")] const B20; #[component(name = "b21")] const B21; #[component(name = "b22")] const B22; #[component(name = "b23")] const B23; #[component(name = "b24")] const B24; #[component(name = "b25")] const B25; #[component(name = "b26")] const B26; #[component(name = "b27")] const B27; #[component(name = "b28")] const B28; #[component(name = "b29")] const B29; #[component(name = "b30")] const B30; #[component(name = "b31")] const B31; #[component(name = "b32")] const B32; #[component(name = "b33")] const B33; #[component(name = "b34")] const B34; #[component(name = "b35")] const B35; #[component(name = "b36")] const B36; #[component(name = "b37")] const B37; #[component(name = "b38")] const B38; #[component(name = "b39")] const B39; #[component(name = "b40")] const B40; #[component(name = "b41")] const B41; #[component(name = "b42")] const B42; #[component(name = "b43")] const B43; #[component(name = "b44")] const B44; #[component(name = "b45")] const B45; #[component(name = "b46")] const B46; #[component(name = "b47")] const B47; #[component(name = "b48")] const B48; #[component(name = "b49")] const B49; #[component(name = "b50")] const B50; #[component(name = "b51")] const B51; #[component(name = "b52")] const B52; #[component(name = "b53")] const B53; #[component(name = "b54")] const B54; #[component(name = "b55")] const B55; #[component(name = "b56")] const B56; #[component(name = "b57")] const B57; #[component(name = "b58")] const B58; #[component(name = "b59")] const B59; #[component(name = "b60")] const B60; #[component(name = "b61")] const B61; #[component(name = "b62")] const B62; #[component(name = "b63")] const B63; } ); const _: () = { assert!( 8 == < Flag64 as wasmtime::component::ComponentType >::SIZE32 ); assert!( 4 == < Flag64 as wasmtime::component::ComponentType >::ALIGN32 ); }; pub struct Guest { roundtrip_flag1: wasmtime::component::Func, roundtrip_flag2: wasmtime::component::Func, roundtrip_flag4: wasmtime::component::Func, roundtrip_flag8: wasmtime::component::Func, roundtrip_flag16: wasmtime::component::Func, roundtrip_flag32: wasmtime::component::Func, roundtrip_flag64: wasmtime::component::Func, } #[derive(Clone)] pub struct GuestIndices { roundtrip_flag1: wasmtime::component::ComponentExportIndex, roundtrip_flag2: wasmtime::component::ComponentExportIndex, roundtrip_flag4: wasmtime::component::ComponentExportIndex, roundtrip_flag8: wasmtime::component::ComponentExportIndex, roundtrip_flag16: wasmtime::component::ComponentExportIndex, roundtrip_flag32: wasmtime::component::ComponentExportIndex, roundtrip_flag64: wasmtime::component::ComponentExportIndex, } impl GuestIndices { /// Constructor for [`GuestIndices`] which takes a /// [`Component`](wasmtime::component::Component) as input and can be executed /// before instantiation. /// /// This constructor can be used to front-load string lookups to find exports /// within a component. pub fn new( component: &wasmtime::component::Component, ) -> wasmtime::Result { let (_, instance) = component .export_index(None, "foo:foo/flegs") .ok_or_else(|| { anyhow::anyhow!( "no exported instance named `foo:foo/flegs`" ) })?; Self::_new(|name| { component.export_index(Some(&instance), name).map(|p| p.1) }) } /// This constructor is similar to [`GuestIndices::new`] except that it /// performs string lookups after instantiation time. pub fn new_instance( mut store: impl wasmtime::AsContextMut, instance: &wasmtime::component::Instance, ) -> wasmtime::Result { let instance_export = instance .get_export(&mut store, None, "foo:foo/flegs") .ok_or_else(|| { anyhow::anyhow!( "no exported instance named `foo:foo/flegs`" ) })?; Self::_new(|name| { instance.get_export(&mut store, Some(&instance_export), name) }) } fn _new( mut lookup: impl FnMut( &str, ) -> Option, ) -> wasmtime::Result { let mut lookup = move |name| { lookup(name) .ok_or_else(|| { anyhow::anyhow!( "instance export `foo:foo/flegs` does \ not have export `{name}`" ) }) }; let _ = &mut lookup; let roundtrip_flag1 = lookup("roundtrip-flag1")?; let roundtrip_flag2 = lookup("roundtrip-flag2")?; let roundtrip_flag4 = lookup("roundtrip-flag4")?; let roundtrip_flag8 = lookup("roundtrip-flag8")?; let roundtrip_flag16 = lookup("roundtrip-flag16")?; let roundtrip_flag32 = lookup("roundtrip-flag32")?; let roundtrip_flag64 = lookup("roundtrip-flag64")?; Ok(GuestIndices { roundtrip_flag1, roundtrip_flag2, roundtrip_flag4, roundtrip_flag8, roundtrip_flag16, roundtrip_flag32, roundtrip_flag64, }) } pub fn load( &self, mut store: impl wasmtime::AsContextMut, instance: &wasmtime::component::Instance, ) -> wasmtime::Result { let mut store = store.as_context_mut(); let _ = &mut store; let _instance = instance; let roundtrip_flag1 = *_instance .get_typed_func::< (Flag1,), (Flag1,), >(&mut store, &self.roundtrip_flag1)? .func(); let roundtrip_flag2 = *_instance .get_typed_func::< (Flag2,), (Flag2,), >(&mut store, &self.roundtrip_flag2)? .func(); let roundtrip_flag4 = *_instance .get_typed_func::< (Flag4,), (Flag4,), >(&mut store, &self.roundtrip_flag4)? .func(); let roundtrip_flag8 = *_instance .get_typed_func::< (Flag8,), (Flag8,), >(&mut store, &self.roundtrip_flag8)? .func(); let roundtrip_flag16 = *_instance .get_typed_func::< (Flag16,), (Flag16,), >(&mut store, &self.roundtrip_flag16)? .func(); let roundtrip_flag32 = *_instance .get_typed_func::< (Flag32,), (Flag32,), >(&mut store, &self.roundtrip_flag32)? .func(); let roundtrip_flag64 = *_instance .get_typed_func::< (Flag64,), (Flag64,), >(&mut store, &self.roundtrip_flag64)? .func(); Ok(Guest { roundtrip_flag1, roundtrip_flag2, roundtrip_flag4, roundtrip_flag8, roundtrip_flag16, roundtrip_flag32, roundtrip_flag64, }) } } impl Guest { pub async fn call_roundtrip_flag1( &self, mut store: S, arg0: Flag1, ) -> wasmtime::Result> where ::Data: Send + 'static, { let callee = unsafe { wasmtime::component::TypedFunc::< (Flag1,), (Flag1,), >::new_unchecked(self.roundtrip_flag1) }; let promise = callee .call_concurrent(store.as_context_mut(), (arg0,)) .await?; Ok(promise.map(|(v,)| v)) } pub async fn call_roundtrip_flag2( &self, mut store: S, arg0: Flag2, ) -> wasmtime::Result> where ::Data: Send + 'static, { let callee = unsafe { wasmtime::component::TypedFunc::< (Flag2,), (Flag2,), >::new_unchecked(self.roundtrip_flag2) }; let promise = callee .call_concurrent(store.as_context_mut(), (arg0,)) .await?; Ok(promise.map(|(v,)| v)) } pub async fn call_roundtrip_flag4( &self, mut store: S, arg0: Flag4, ) -> wasmtime::Result> where ::Data: Send + 'static, { let callee = unsafe { wasmtime::component::TypedFunc::< (Flag4,), (Flag4,), >::new_unchecked(self.roundtrip_flag4) }; let promise = callee .call_concurrent(store.as_context_mut(), (arg0,)) .await?; Ok(promise.map(|(v,)| v)) } pub async fn call_roundtrip_flag8( &self, mut store: S, arg0: Flag8, ) -> wasmtime::Result> where ::Data: Send + 'static, { let callee = unsafe { wasmtime::component::TypedFunc::< (Flag8,), (Flag8,), >::new_unchecked(self.roundtrip_flag8) }; let promise = callee .call_concurrent(store.as_context_mut(), (arg0,)) .await?; Ok(promise.map(|(v,)| v)) } pub async fn call_roundtrip_flag16( &self, mut store: S, arg0: Flag16, ) -> wasmtime::Result> where ::Data: Send + 'static, { let callee = unsafe { wasmtime::component::TypedFunc::< (Flag16,), (Flag16,), >::new_unchecked(self.roundtrip_flag16) }; let promise = callee .call_concurrent(store.as_context_mut(), (arg0,)) .await?; Ok(promise.map(|(v,)| v)) } pub async fn call_roundtrip_flag32( &self, mut store: S, arg0: Flag32, ) -> wasmtime::Result> where ::Data: Send + 'static, { let callee = unsafe { wasmtime::component::TypedFunc::< (Flag32,), (Flag32,), >::new_unchecked(self.roundtrip_flag32) }; let promise = callee .call_concurrent(store.as_context_mut(), (arg0,)) .await?; Ok(promise.map(|(v,)| v)) } pub async fn call_roundtrip_flag64( &self, mut store: S, arg0: Flag64, ) -> wasmtime::Result> where ::Data: Send + 'static, { let callee = unsafe { wasmtime::component::TypedFunc::< (Flag64,), (Flag64,), >::new_unchecked(self.roundtrip_flag64) }; let promise = callee .call_concurrent(store.as_context_mut(), (arg0,)) .await?; Ok(promise.map(|(v,)| v)) } } } } } }