simien_ops 0.1.1

Proc macros for writing simien_core ops. Forked from Deno's deno_ops 0.288.0.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76

#[allow(non_camel_case_types)]
pub const fn op_async() -> ::simien_core::_ops::OpDecl {
    #[allow(non_camel_case_types)]
    pub struct op_async {
        _unconstructable: ::std::marker::PhantomData<()>,
    }
    impl ::simien_core::_ops::Op for op_async {
        const NAME: &'static str = stringify!(op_async);
        const DECL: ::simien_core::_ops::OpDecl = ::simien_core::_ops::OpDecl::new_internal_op2(
            ::simien_core::__op_name_fast!(op_async),
            true,
            false,
            false,
            1usize as u8,
            false,
            false,
            Self::v8_fn_ptr as _,
            Self::slow_function_impl,
            ::simien_core::AccessorType::None,
            None,
            None,
            ::simien_core::OpMetadata {
                ..::simien_core::OpMetadata::default()
            },
        );
    }
    impl op_async {
        pub const fn name() -> &'static str {
            <Self as simien_core::_ops::Op>::NAME
        }
        fn slow_function_impl<'s>(
            info: *const simien_core::v8::FunctionCallbackInfo,
        ) -> usize {
            let info: &'s _ = unsafe { &*info };
            #[cfg(debug_assertions)]
            let _reentrancy_check_guard = simien_core::_ops::reentrancy_check(
                &<Self as simien_core::_ops::Op>::DECL,
            );
            let parts: simien_core::v8::FunctionCallbackInfoParts<'s> = info.get_parts();
            let mut rv = parts.return_value;
            let args = simien_core::v8::FunctionCallbackArguments::from_function_callback_info_parts(
                info,
                &parts,
            );
            let opctx: &'s _ = unsafe {
                &*(simien_core::v8::Local::<
                    simien_core::v8::External,
                >::cast_unchecked(args.data())
                    .value() as *const simien_core::_ops::OpCtx)
            };
            let result = { Self::call() };
            let promise_id = simien_core::_ops::to_i32_option(&args.get(0))
                .unwrap_or_default();
            if let Some(result) = simien_core::_ops::map_async_op_infallible(
                opctx,
                false,
                false,
                promise_id,
                result,
                |scope, result| { Ok(simien_core::_ops::RustToV8::to_v8(result, scope)) },
            ) {
                simien_core::_ops::RustToV8RetVal::to_v8_rv(result, &mut rv);
                return 0;
            }
            return 2;
        }
        extern "C" fn v8_fn_ptr(info: *const simien_core::v8::FunctionCallbackInfo) {
            Self::slow_function_impl(info);
        }
    }
    impl op_async {
        #[allow(clippy::too_many_arguments)]
        pub async fn call() {}
    }
    <op_async as ::simien_core::_ops::Op>::DECL
}