/src/WasmEdge/lib/executor/instantiate/component/component.cpp

Source (jump to first uncovered line)
// SPDX-License-Identifier: Apache-2.0
// SPDX-FileCopyrightText: 2019-2024 Second State INC

#include "executor/executor.h"

namespace WasmEdge {
namespace Executor {

// Instantiate module instance. See "include/executor/Executor.h".
Expect<std::unique_ptr<Runtime::Instance::ComponentInstance>>
Executor::instantiate(Runtime::StoreManager &StoreMgr,
                      const AST::Component::Component &Comp,
                      std::optional<std::string_view> Name) {
  auto CompInst =
      std::make_unique<Runtime::Instance::ComponentInstance>(Name.value_or(""));

  for (const auto &Section : Comp.getSections()) {
    auto Func = [&](auto &&Sec) -> Expect<void> {
      using T = std::decay_t<decltype(Sec)>;
      if constexpr (std::is_same_v<T, AST::Component::CoreModuleSection>) {
        // TODO: not to copy the module AST
        CompInst->addModule(Sec.getContent());
      } else if constexpr (std::is_same_v<T,
                                          AST::Component::ComponentSection>) {
        // TODO: not to copy the component AST
        CompInst->addComponent(Sec.getContent());
      } else if constexpr (std::is_same_v<T, AST::CustomSection>) {
        // Do nothing to custom section.
      } else {
        EXPECTED_TRY(instantiate(StoreMgr, *CompInst, Sec));
      }
      return {};
    };
    EXPECTED_TRY(std::visit(Func, Section));
  }

  if (Name.has_value()) {
    StoreMgr.registerComponent(CompInst.get());
  }
  return CompInst;
}

} // namespace Executor
} // namespace WasmEdge

Coverage Report

Created: 2025-08-25 06:58

Line	Count	Source (jump to first uncovered line)
1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2019-2024 Second State INC
3
4		#include "executor/executor.h"
5
6		namespace WasmEdge {
7		namespace Executor {
8
9		// Instantiate module instance. See "include/executor/Executor.h".
10		Expect<std::unique_ptr<Runtime::Instance::ComponentInstance>>
11		Executor::instantiate(Runtime::StoreManager &StoreMgr,
12		const AST::Component::Component &Comp,
13	0	std::optional<std::string_view> Name) {
14	0	auto CompInst =
15	0	std::make_unique<Runtime::Instance::ComponentInstance>(Name.value_or(""));
16
17	0	for (const auto &Section : Comp.getSections()) {
18	0	auto Func = [&](auto &&Sec) -> Expect<void> {
19	0	using T = std::decay_t<decltype(Sec)>;
20	0	if constexpr (std::is_same_v<T, AST::Component::CoreModuleSection>) {
21		// TODO: not to copy the module AST
22	0	CompInst->addModule(Sec.getContent());
23		} else if constexpr (std::is_same_v<T,
24	0	AST::Component::ComponentSection>) {
25		// TODO: not to copy the component AST
26	0	CompInst->addComponent(Sec.getContent());
27	0	} else if constexpr (std::is_same_v<T, AST::CustomSection>) {
28		// Do nothing to custom section.
29	0	} else {
30	0	EXPECTED_TRY(instantiate(StoreMgr, *CompInst, Sec));
31	0	}
32	0	return {};
33	0	}; Unexecuted instantiation: component.cpp:cxx20::expected<void, WasmEdge::ErrCode> WasmEdge::Executor::Executor::instantiate(WasmEdge::Runtime::StoreManager&, WasmEdge::AST::Component::Component const&, std::__1::optional<std::__1::basic_string_view<char, std::__1::char_traits<char> > >)::$_0::operator()<WasmEdge::AST::CustomSection const&>(WasmEdge::AST::CustomSection const&) const Unexecuted instantiation: component.cpp:cxx20::expected<void, WasmEdge::ErrCode> WasmEdge::Executor::Executor::instantiate(WasmEdge::Runtime::StoreManager&, WasmEdge::AST::Component::Component const&, std::__1::optional<std::__1::basic_string_view<char, std::__1::char_traits<char> > >)::$_0::operator()<WasmEdge::AST::Component::CoreModuleSection const&>(WasmEdge::AST::Component::CoreModuleSection const&) const Unexecuted instantiation: component.cpp:cxx20::expected<void, WasmEdge::ErrCode> WasmEdge::Executor::Executor::instantiate(WasmEdge::Runtime::StoreManager&, WasmEdge::AST::Component::Component const&, std::__1::optional<std::__1::basic_string_view<char, std::__1::char_traits<char> > >)::$_0::operator()<WasmEdge::AST::Component::CoreInstanceSection const&>(WasmEdge::AST::Component::CoreInstanceSection const&) const Unexecuted instantiation: component.cpp:cxx20::expected<void, WasmEdge::ErrCode> WasmEdge::Executor::Executor::instantiate(WasmEdge::Runtime::StoreManager&, WasmEdge::AST::Component::Component const&, std::__1::optional<std::__1::basic_string_view<char, std::__1::char_traits<char> > >)::$_0::operator()<WasmEdge::AST::Component::CoreTypeSection const&>(WasmEdge::AST::Component::CoreTypeSection const&) const Unexecuted instantiation: component.cpp:cxx20::expected<void, WasmEdge::ErrCode> WasmEdge::Executor::Executor::instantiate(WasmEdge::Runtime::StoreManager&, WasmEdge::AST::Component::Component const&, std::__1::optional<std::__1::basic_string_view<char, std::__1::char_traits<char> > >)::$_0::operator()<WasmEdge::AST::Component::ComponentSection const&>(WasmEdge::AST::Component::ComponentSection const&) const Unexecuted instantiation: component.cpp:cxx20::expected<void, WasmEdge::ErrCode> WasmEdge::Executor::Executor::instantiate(WasmEdge::Runtime::StoreManager&, WasmEdge::AST::Component::Component const&, std::__1::optional<std::__1::basic_string_view<char, std::__1::char_traits<char> > >)::$_0::operator()<WasmEdge::AST::Component::InstanceSection const&>(WasmEdge::AST::Component::InstanceSection const&) const Unexecuted instantiation: component.cpp:cxx20::expected<void, WasmEdge::ErrCode> WasmEdge::Executor::Executor::instantiate(WasmEdge::Runtime::StoreManager&, WasmEdge::AST::Component::Component const&, std::__1::optional<std::__1::basic_string_view<char, std::__1::char_traits<char> > >)::$_0::operator()<WasmEdge::AST::Component::AliasSection const&>(WasmEdge::AST::Component::AliasSection const&) const Unexecuted instantiation: component.cpp:cxx20::expected<void, WasmEdge::ErrCode> WasmEdge::Executor::Executor::instantiate(WasmEdge::Runtime::StoreManager&, WasmEdge::AST::Component::Component const&, std::__1::optional<std::__1::basic_string_view<char, std::__1::char_traits<char> > >)::$_0::operator()<WasmEdge::AST::Component::TypeSection const&>(WasmEdge::AST::Component::TypeSection const&) const Unexecuted instantiation: component.cpp:cxx20::expected<void, WasmEdge::ErrCode> WasmEdge::Executor::Executor::instantiate(WasmEdge::Runtime::StoreManager&, WasmEdge::AST::Component::Component const&, std::__1::optional<std::__1::basic_string_view<char, std::__1::char_traits<char> > >)::$_0::operator()<WasmEdge::AST::Component::CanonSection const&>(WasmEdge::AST::Component::CanonSection const&) const Unexecuted instantiation: component.cpp:cxx20::expected<void, WasmEdge::ErrCode> WasmEdge::Executor::Executor::instantiate(WasmEdge::Runtime::StoreManager&, WasmEdge::AST::Component::Component const&, std::__1::optional<std::__1::basic_string_view<char, std::__1::char_traits<char> > >)::$_0::operator()<WasmEdge::AST::Component::StartSection const&>(WasmEdge::AST::Component::StartSection const&) const Unexecuted instantiation: component.cpp:cxx20::expected<void, WasmEdge::ErrCode> WasmEdge::Executor::Executor::instantiate(WasmEdge::Runtime::StoreManager&, WasmEdge::AST::Component::Component const&, std::__1::optional<std::__1::basic_string_view<char, std::__1::char_traits<char> > >)::$_0::operator()<WasmEdge::AST::Component::ImportSection const&>(WasmEdge::AST::Component::ImportSection const&) const Unexecuted instantiation: component.cpp:cxx20::expected<void, WasmEdge::ErrCode> WasmEdge::Executor::Executor::instantiate(WasmEdge::Runtime::StoreManager&, WasmEdge::AST::Component::Component const&, std::__1::optional<std::__1::basic_string_view<char, std::__1::char_traits<char> > >)::$_0::operator()<WasmEdge::AST::Component::ExportSection const&>(WasmEdge::AST::Component::ExportSection const&) const
34	0	EXPECTED_TRY(std::visit(Func, Section));
35	0	}
36
37	0	if (Name.has_value()) {
38	0	StoreMgr.registerComponent(CompInst.get());
39	0	}
40	0	return CompInst;
41	0	}
42
43		} // namespace Executor
44		} // namespace WasmEdge