diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /xpcom/reflect/xptinfo/xptinfo.cpp | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | xpcom/reflect/xptinfo/xptinfo.cpp | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/xpcom/reflect/xptinfo/xptinfo.cpp b/xpcom/reflect/xptinfo/xptinfo.cpp new file mode 100644 index 0000000000..c44e97cad4 --- /dev/null +++ b/xpcom/reflect/xptinfo/xptinfo.cpp @@ -0,0 +1,105 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at https://mozilla.org/MPL/2.0/. */ + +#include "xptinfo.h" +#include "nsISupports.h" +#include "mozilla/dom/DOMJSClass.h" +#include "mozilla/dom/BindingUtils.h" +#include "mozilla/ArrayUtils.h" + +#include "jsfriendapi.h" +#include "js/Symbol.h" + +using namespace mozilla; +using namespace mozilla::dom; +using namespace xpt::detail; + +//////////////////////////////////// +// Constant Lookup Helper Methods // +//////////////////////////////////// + +bool nsXPTInterfaceInfo::HasAncestor(const nsIID& aIID) const { + for (const auto* info = this; info; info = info->GetParent()) { + if (info->IID() == aIID) { + return true; + } + } + return false; +} + +const nsXPTConstantInfo& nsXPTInterfaceInfo::Constant(uint16_t aIndex) const { + MOZ_ASSERT(aIndex < ConstantCount()); + + if (const nsXPTInterfaceInfo* pi = GetParent()) { + if (aIndex < pi->ConstantCount()) { + return pi->Constant(aIndex); + } + aIndex -= pi->ConstantCount(); + } + + return xpt::detail::GetConstant(mConsts + aIndex); +} + +const nsXPTMethodInfo& nsXPTInterfaceInfo::Method(uint16_t aIndex) const { + MOZ_ASSERT(aIndex < MethodCount()); + + if (const nsXPTInterfaceInfo* pi = GetParent()) { + if (aIndex < pi->MethodCount()) { + return pi->Method(aIndex); + } + aIndex -= pi->MethodCount(); + } + + return xpt::detail::GetMethod(mMethods + aIndex); +} + +nsresult nsXPTInterfaceInfo::GetMethodInfo( + uint16_t aIndex, const nsXPTMethodInfo** aInfo) const { + *aInfo = aIndex < MethodCount() ? &Method(aIndex) : nullptr; + return *aInfo ? NS_OK : NS_ERROR_FAILURE; +} + +nsresult nsXPTInterfaceInfo::GetConstant(uint16_t aIndex, + JS::MutableHandle<JS::Value> aConstant, + char** aName) const { + if (aIndex < ConstantCount()) { + aConstant.set(Constant(aIndex).JSValue()); + *aName = moz_xstrdup(Constant(aIndex).Name()); + return NS_OK; + } + return NS_ERROR_FAILURE; +} + +//////////////////////////////////// +// nsXPTMethodInfo symbol helpers // +//////////////////////////////////// + +const char* nsXPTMethodInfo::SymbolDescription() const { + switch (GetSymbolCode()) { +#define XPC_WELL_KNOWN_SYMBOL_DESCR_CASE(name) \ + case JS::SymbolCode::name: \ + return #name; + JS_FOR_EACH_WELL_KNOWN_SYMBOL(XPC_WELL_KNOWN_SYMBOL_DESCR_CASE) +#undef XPC_WELL_KNOWN_SYMBOL_DESCR_CASE + + default: + return ""; + } +} + +bool nsXPTMethodInfo::GetId(JSContext* aCx, jsid& aId) const { + if (IsSymbol()) { + aId = JS::PropertyKey::Symbol(GetSymbol(aCx)); + return true; + } + + JSString* str = JS_AtomizeString(aCx, Name()); + if (!str) { + return false; + } + aId = JS::PropertyKey::NonIntAtom(str); + return true; +} |