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author | Jack Moffitt <jack@metajack.im> | 2014-08-28 09:34:23 -0600 |
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committer | Jack Moffitt <jack@metajack.im> | 2014-09-08 20:21:42 -0600 |
commit | c6ab60dbfc6da7b4f800c9e40893c8b58413960c (patch) | |
tree | d1d74076cf7fa20e4f77ec7cb82cae98b67362cb /src/components/script/dom/bindings/codegen/Nullable.h | |
parent | db2f642c32fc5bed445bb6f2e45b0f6f0b4342cf (diff) | |
download | servo-c6ab60dbfc6da7b4f800c9e40893c8b58413960c.tar.gz servo-c6ab60dbfc6da7b4f800c9e40893c8b58413960c.zip |
Cargoify servo
Diffstat (limited to 'src/components/script/dom/bindings/codegen/Nullable.h')
-rw-r--r-- | src/components/script/dom/bindings/codegen/Nullable.h | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/src/components/script/dom/bindings/codegen/Nullable.h b/src/components/script/dom/bindings/codegen/Nullable.h deleted file mode 100644 index 8b2cc08642b..00000000000 --- a/src/components/script/dom/bindings/codegen/Nullable.h +++ /dev/null @@ -1,68 +0,0 @@ -/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/ -/* vim: set ts=2 sw=2 et tw=79: */ -/* 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/. */ - -#ifndef mozilla_dom_Nullable_h -#define mozilla_dom_Nullable_h - -#include "mozilla/Assertions.h" - -namespace mozilla { -namespace dom { - -// Support for nullable types -template <typename T> -struct Nullable -{ -private: - T mValue; - bool mIsNull; - -public: - Nullable() - : mIsNull(true) - {} - - Nullable(T aValue) - : mValue(aValue) - , mIsNull(false) - {} - - void SetValue(T aValue) { - mValue = aValue; - mIsNull = false; - } - - // For cases when |T| is some type with nontrivial copy behavior, we may want - // to get a reference to our internal copy of T and work with it directly - // instead of relying on the copying version of SetValue(). - T& SetValue() { - mIsNull = false; - return mValue; - } - - void SetNull() { - mIsNull = true; - } - - const T& Value() const { - MOZ_ASSERT(!mIsNull); - return mValue; - } - - T& Value() { - MOZ_ASSERT(!mIsNull); - return mValue; - } - - bool IsNull() const { - return mIsNull; - } -}; - -} // namespace dom -} // namespace mozilla - -#endif /* mozilla_dom_Nullable_h */ |