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add get_func_no_args to Exports trait

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This commit is contained in:
Valery Antopol 2022-03-06 00:10:21 +03:00
parent 2d93770688
commit d9f9288e1e
3 changed files with 18 additions and 27 deletions
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9
crates/wasm-backend-traits/src/lib.rs
View File

@ -66,15 +66,10 @@ pub trait Exports<WB: WasmBackend> {
name: &str,
) -> wasmer_core::error::ResolveResult<T>;
fn get_func<'a, Args: wasmer_core::types::WasmExternType, Rets: wasmer_core::types::WasmExternType>(
fn get_func_no_args<'a, Rets: wasmer_core::typed_func::WasmTypeList + 'a>(
&'a self,
name: &str,
) -> wasmer_core::error::ResolveResult<Box<dyn Fn(i32) -> ()/*wasmer_core::error::RuntimeResult<Rets>*/ + 'a>>;// wasmer_core::error::ResolveResult<Box<dyn Fn(Args) -> wasmer_core::error::RuntimeResult<Rets> + 'a>>;
fn get_func2<'a, Args>(
&'a self,
name: &str,
) -> Box<dyn Fn(Args) -> ()>;
) -> wasmer_core::error::ResolveResult<Box<dyn Fn() -> wasmer_core::error::RuntimeResult<Rets> + 'a>>;
}
pub enum Export<M: MemoryExport, F: FunctionExport> {

32
crates/wasmer-backend/src/lib.rs
View File

@ -20,6 +20,7 @@ use wasmer_core::error::{ResolveError, ResolveResult};
use wasmer_core::fault::raw::longjmp;
use wasmer_core::Func;
use wasmer_core::module::ExportIndex;
use wasmer_core::typed_func::WasmTypeList;
//use wasmer_core::prelude::vm::Ctx;
use wasmer_core::types::{FuncSig, LocalOrImport, WasmExternType};
use wasmer_wasi::state::WasiState;
@ -237,30 +238,25 @@ impl Exports<WasmerBackend> for WasmerInstance {
self.instance.exports.get(name)
}
fn get_func<'a, Args: WasmExternType, Rets: WasmExternType>(
fn get_func_no_args<'a, Rets: WasmTypeList + 'a>(
&'a self,
name: &str,
) -> wasmer_core::error::ResolveResult<Box<dyn Fn(i32) -> () +'a>> {
) -> wasmer_core::error::ResolveResult<
Box<dyn Fn() -> wasmer_core::error::RuntimeResult<Rets> + 'a>,
> {
self.instance
.exports
.get::<Func<'a, Args, Rets>>(name)
.map(|_| {
let func = |args: i32| -> () {};
Box::new(func)
.get::<Func<'a, (), Rets>>(name)
.map(|func| {
let func: Box<dyn Fn() -> wasmer_core::error::RuntimeResult<Rets> + 'a> =
Box::new(
move || -> wasmer_core::error::RuntimeResult<Rets> {
func.call()
},
);
func
})
}
fn get_func2<'a, Args>(
&'a self,
name: &str,
) -> Box<dyn Fn(Args) -> ()/*wasmer_core::error::RuntimeResult<Rets>*/> {
let func = move |args: Args| -> () /*wasmer_core::error::RuntimeResult<Rets>*/ {
//func.call(args)
};
Box::new(func)
}
}
fn export_from_wasmer_export(

4
runtime/src/module/marine_module.rs
View File

@ -148,8 +148,8 @@ impl<WB: WasmBackend> MModule<WB> {
// call _start to populate the WASI state of the module
#[rustfmt::skip]
if let Ok(start_func) = wasmer_instance.exports().get::<wasmer_runtime::Func<'_, (), ()>>("_start") {
start_func.call()?;
if let Ok(start_func) = wasmer_instance.exports().get_func_no_args::<'_, ()>("_start") {
start_func()?;
}
Ok(Self {