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authorwolfbeast <mcwerewolf@wolfbeast.com>2019-03-29 16:04:01 +0100
committerwolfbeast <mcwerewolf@wolfbeast.com>2019-03-29 16:04:01 +0100
commit88083f8c683c18f4de68a20c863a82a9da65db8f (patch)
tree926656892d9d80260da02ea8ea71031b140c51df /dom/bindings/MozMap.h
parentf999f544aad04069b03704d994a99352263f600b (diff)
parent843e4ceffd6ce21a6e6db37419335eafdc543e18 (diff)
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Merge branch 'master' into Sync-weave
Diffstat (limited to 'dom/bindings/MozMap.h')
-rw-r--r--dom/bindings/MozMap.h121
1 files changed, 0 insertions, 121 deletions
diff --git a/dom/bindings/MozMap.h b/dom/bindings/MozMap.h
deleted file mode 100644
index 1e920c098..000000000
--- a/dom/bindings/MozMap.h
+++ /dev/null
@@ -1,121 +0,0 @@
-/* -*- 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 http://mozilla.org/MPL/2.0/. */
-
-/**
- * Class for representing MozMap arguments. This is an nsTHashtable
- * under the hood, but we don't want to leak that implementation
- * detail.
- */
-
-#ifndef mozilla_dom_MozMap_h
-#define mozilla_dom_MozMap_h
-
-#include "nsTHashtable.h"
-#include "nsHashKeys.h"
-#include "nsStringGlue.h"
-#include "nsTArray.h"
-#include "mozilla/Attributes.h"
-#include "mozilla/Move.h"
-
-namespace mozilla {
-namespace dom {
-
-namespace binding_detail {
-template<typename DataType>
-class MozMapEntry : public nsStringHashKey
-{
-public:
- explicit MozMapEntry(const nsAString* aKeyTypePointer)
- : nsStringHashKey(aKeyTypePointer)
- {
- }
-
- // Move constructor so we can do MozMaps of MozMaps.
- MozMapEntry(MozMapEntry<DataType>&& aOther)
- : nsStringHashKey(aOther),
- mData(Move(aOther.mData))
- {
- }
-
- DataType mData;
-};
-
-} // namespace binding_detail
-
-template<typename DataType>
-class MozMap : protected nsTHashtable<binding_detail::MozMapEntry<DataType>>
-{
-public:
- typedef typename binding_detail::MozMapEntry<DataType> EntryType;
- typedef nsTHashtable<EntryType> Base;
- typedef MozMap<DataType> SelfType;
-
- MozMap()
- {
- }
-
- // Move constructor so we can do MozMap of MozMap.
- MozMap(SelfType&& aOther) :
- Base(Move(aOther))
- {
- }
-
- // The return value is only safe to use until an AddEntry call.
- const DataType& Get(const nsAString& aKey) const
- {
- const EntryType* ent = this->GetEntry(aKey);
- MOZ_ASSERT(ent, "Why are you using a key we didn't claim to have?");
- return ent->mData;
- }
-
- DataType& Get(const nsAString& aKey)
- {
- EntryType* ent = this->GetEntry(aKey);
- MOZ_ASSERT(ent, "Why are you using a key we didn't claim to have?");
- return ent->mData;
- }
-
- // The return value is only safe to use until an AddEntry call.
- const DataType* GetIfExists(const nsAString& aKey) const
- {
- const EntryType* ent = this->GetEntry(aKey);
- if (!ent) {
- return nullptr;
- }
- return &ent->mData;
- }
-
- void GetKeys(nsTArray<nsString>& aKeys) const {
- for (auto iter = this->ConstIter(); !iter.Done(); iter.Next()) {
- aKeys.AppendElement(iter.Get()->GetKey());
- }
- }
-
- // XXXbz we expose this generic enumerator for tracing. Otherwise we'd end up
- // with a dependency on BindingUtils.h here for the SequenceTracer bits.
- typedef void (* Enumerator)(DataType* aValue, void* aClosure);
- void EnumerateValues(Enumerator aEnumerator, void *aClosure)
- {
- for (auto iter = this->Iter(); !iter.Done(); iter.Next()) {
- aEnumerator(&iter.Get()->mData, aClosure);
- }
- }
-
- MOZ_MUST_USE
- DataType* AddEntry(const nsAString& aKey)
- {
- EntryType* ent = this->PutEntry(aKey, fallible);
- if (!ent) {
- return nullptr;
- }
- return &ent->mData;
- }
-};
-
-} // namespace dom
-} // namespace mozilla
-
-#endif // mozilla_dom_MozMap_h