Method func_new

crates/wasmtime/src/runtime/linker.rs:428–439

Creates a [`Func::new`]-style function named in this linker. For more information see [`Linker::func_wrap`]. # Panics Panics if the given function type is not associated with the same engine as this linker. # Errors This function will return an [`OutOfMemory`][crate::OutOfMemory] error when memory allocation fails. See the `OutOfMemory` type's documentation for details on Wasmtime's out-of-me

(
        &mut self,
        module: &str,
        name: &str,
        ty: FuncType,
        func: impl Fn(Caller<'_, T>, &[Val], &mut [Val]) -> Result<()> + Send + Sync + 'static,
    )

    /// memory allocation fails. See the `OutOfMemory` type's documentation for
    /// details on Wasmtime's out-of-memory handling.
    pub fn func_new(
        &mut self,
        module: &str,
        name: &str,
        ty: FuncType,
        func: impl Fn(Caller<'_, T>, &[Val], &mut [Val]) -> Result<()> + Send + Sync + 'static,
    ) -> Result<&mut Self>
    where
        T: 'static,
    {
        self.func_insert(module, name, HostFunc::new(&self.engine, ty, func)?)
    }

    /// Creates a [`Func::new_unchecked`]-style function named in this linker.
    ///