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author | bnagaev <bnagaev@yandex-team.ru> | 2022-02-10 16:47:04 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:47:04 +0300 |
commit | d6449ba66291ff0c0d352c82e6eb3efb4c8a7e8d (patch) | |
tree | d5dca6d44593f5e52556a1cc7b1ab0386e096ebe /contrib/libs/hyperscan/src/parser/ComponentSequence.h | |
parent | 1861d4c1402bb2c67a3e6b43b51706081b74508a (diff) | |
download | ydb-d6449ba66291ff0c0d352c82e6eb3efb4c8a7e8d.tar.gz |
Restoring authorship annotation for <bnagaev@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/hyperscan/src/parser/ComponentSequence.h')
-rw-r--r-- | contrib/libs/hyperscan/src/parser/ComponentSequence.h | 216 |
1 files changed, 108 insertions, 108 deletions
diff --git a/contrib/libs/hyperscan/src/parser/ComponentSequence.h b/contrib/libs/hyperscan/src/parser/ComponentSequence.h index 08e57d0a3d..12c35f607a 100644 --- a/contrib/libs/hyperscan/src/parser/ComponentSequence.h +++ b/contrib/libs/hyperscan/src/parser/ComponentSequence.h @@ -1,108 +1,108 @@ -/* - * Copyright (c) 2015, Intel Corporation - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * * Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of Intel Corporation nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/** \file - * \brief Sequence of Component objects. - */ - -#ifndef COMPONENT_SEQUENCE_H -#define COMPONENT_SEQUENCE_H - -#include "Component.h" -#include "ComponentRepeat.h" // for ComponentRepeat::RepeatType -#include "ue2common.h" - -#include <memory> -#include <set> -#include <vector> - -namespace ue2 { - -class ComponentAlternation; -class GlushkovBuildState; - -// Encapsulates a number of sub expressions to be applied sequentially -class ComponentSequence : public Component { - friend class DumpVisitor; - friend class PrintVisitor; - friend class SimplifyVisitor; -public: - /** \brief capture index representing a sequence that ISN'T capturing */ - static constexpr unsigned int NOT_CAPTURED = 65536; - - ComponentSequence(); - ~ComponentSequence() override; - ComponentSequence *clone() const override; - Component *accept(ComponentVisitor &v) override; - void accept(ConstComponentVisitor &v) const override; - - bool addRepeat(u32 min, u32 max, ComponentRepeat::RepeatType type); - - // overridden by ComponentCondReference, which can only have 1 or 2 - // branches. - virtual void addAlternation(); - - virtual void finalize(); - - void addComponent(std::unique_ptr<Component> comp); - - std::vector<PositionInfo> first() const override; - std::vector<PositionInfo> last() const override; - bool empty(void) const override; - bool vacuous_everywhere() const override; - void notePositions(GlushkovBuildState &bs) override; - void buildFollowSet(GlushkovBuildState &bs, - const std::vector<PositionInfo> &lastPos) override; - bool checkEmbeddedStartAnchor(bool at_start) const override; - bool checkEmbeddedEndAnchor(bool at_end) const override; - - void optimise(bool connected_to_sds) override; - - void setCaptureIndex(unsigned int idx) { capture_index = idx; } - unsigned int getCaptureIndex() const { return capture_index; } - void setCaptureName(const std::string &s) { capture_name = s; } - const std::string &getCaptureName() const { return capture_name; } - - virtual const std::vector<std::unique_ptr<Component>> &getChildren() const { - return children; - } - -protected: - ComponentSequence(const ComponentSequence &other); - - std::vector<std::unique_ptr<Component>> children; - std::unique_ptr<ComponentAlternation> alternation; - -private: - unsigned int capture_index; - std::string capture_name; //!< empty means no name -}; - -} // namespace ue2 - -#endif +/* + * Copyright (c) 2015, Intel Corporation + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of Intel Corporation nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/** \file + * \brief Sequence of Component objects. + */ + +#ifndef COMPONENT_SEQUENCE_H +#define COMPONENT_SEQUENCE_H + +#include "Component.h" +#include "ComponentRepeat.h" // for ComponentRepeat::RepeatType +#include "ue2common.h" + +#include <memory> +#include <set> +#include <vector> + +namespace ue2 { + +class ComponentAlternation; +class GlushkovBuildState; + +// Encapsulates a number of sub expressions to be applied sequentially +class ComponentSequence : public Component { + friend class DumpVisitor; + friend class PrintVisitor; + friend class SimplifyVisitor; +public: + /** \brief capture index representing a sequence that ISN'T capturing */ + static constexpr unsigned int NOT_CAPTURED = 65536; + + ComponentSequence(); + ~ComponentSequence() override; + ComponentSequence *clone() const override; + Component *accept(ComponentVisitor &v) override; + void accept(ConstComponentVisitor &v) const override; + + bool addRepeat(u32 min, u32 max, ComponentRepeat::RepeatType type); + + // overridden by ComponentCondReference, which can only have 1 or 2 + // branches. + virtual void addAlternation(); + + virtual void finalize(); + + void addComponent(std::unique_ptr<Component> comp); + + std::vector<PositionInfo> first() const override; + std::vector<PositionInfo> last() const override; + bool empty(void) const override; + bool vacuous_everywhere() const override; + void notePositions(GlushkovBuildState &bs) override; + void buildFollowSet(GlushkovBuildState &bs, + const std::vector<PositionInfo> &lastPos) override; + bool checkEmbeddedStartAnchor(bool at_start) const override; + bool checkEmbeddedEndAnchor(bool at_end) const override; + + void optimise(bool connected_to_sds) override; + + void setCaptureIndex(unsigned int idx) { capture_index = idx; } + unsigned int getCaptureIndex() const { return capture_index; } + void setCaptureName(const std::string &s) { capture_name = s; } + const std::string &getCaptureName() const { return capture_name; } + + virtual const std::vector<std::unique_ptr<Component>> &getChildren() const { + return children; + } + +protected: + ComponentSequence(const ComponentSequence &other); + + std::vector<std::unique_ptr<Component>> children; + std::unique_ptr<ComponentAlternation> alternation; + +private: + unsigned int capture_index; + std::string capture_name; //!< empty means no name +}; + +} // namespace ue2 + +#endif |