aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/libs/antlr3_cpp_runtime/include/antlr3rewritestreams.hpp
diff options
context:
space:
mode:
authorantonovvk <antonovvk@yandex-team.ru>2022-02-10 16:47:51 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:47:51 +0300
commit37a63debdc21e372d99e1808cdd31aecf75018c3 (patch)
treefd84293fb9a1b16381dd6c1a5e14c78afacb8710 /contrib/libs/antlr3_cpp_runtime/include/antlr3rewritestreams.hpp
parent1fe621e70df847cc201ac942fe6d7804ea10508d (diff)
downloadydb-37a63debdc21e372d99e1808cdd31aecf75018c3.tar.gz
Restoring authorship annotation for <antonovvk@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/antlr3_cpp_runtime/include/antlr3rewritestreams.hpp')
-rw-r--r--contrib/libs/antlr3_cpp_runtime/include/antlr3rewritestreams.hpp296
1 files changed, 148 insertions, 148 deletions
diff --git a/contrib/libs/antlr3_cpp_runtime/include/antlr3rewritestreams.hpp b/contrib/libs/antlr3_cpp_runtime/include/antlr3rewritestreams.hpp
index a8d7396643..bfea7eabcb 100644
--- a/contrib/libs/antlr3_cpp_runtime/include/antlr3rewritestreams.hpp
+++ b/contrib/libs/antlr3_cpp_runtime/include/antlr3rewritestreams.hpp
@@ -1,174 +1,174 @@
#ifndef ANTLR3REWRITESTREAM_HPP
#define ANTLR3REWRITESTREAM_HPP
-
-// [The "BSD licence"]
-// Copyright (c) 2005-2009 Gokulakannan Somasundaram, ElectronDB
-
-//
-// All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions
-// are met:
-// 1. Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-// 2. 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.
-// 3. The name of the author may not be used to endorse or promote products
-// derived from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
-
-/// A generic list of elements tracked in an alternative to be used in
+
+// [The "BSD licence"]
+// Copyright (c) 2005-2009 Gokulakannan Somasundaram, ElectronDB
+
+//
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1. Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// 2. 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.
+// 3. The name of the author may not be used to endorse or promote products
+// derived from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+
+/// A generic list of elements tracked in an alternative to be used in
/// a -> rewrite rule.
-///
+///
/// In the C implementation, all tree oriented streams return a pointer to
-/// the same type: pANTLR3_BASE_TREE. Anything that has subclassed from this
-/// still passes this type, within which there is a super pointer, which points
-/// to it's own data and methods. Hence we do not need to implement this as
-/// the equivalent of an abstract class, but just fill in the appropriate interface
-/// as usual with this model.
-///
-/// Once you start next()ing, do not try to add more elements. It will
-/// break the cursor tracking I believe.
-///
+/// the same type: pANTLR3_BASE_TREE. Anything that has subclassed from this
+/// still passes this type, within which there is a super pointer, which points
+/// to it's own data and methods. Hence we do not need to implement this as
+/// the equivalent of an abstract class, but just fill in the appropriate interface
+/// as usual with this model.
+///
+/// Once you start next()ing, do not try to add more elements. It will
+/// break the cursor tracking I believe.
+///
+///
+/// \see #pANTLR3_REWRITE_RULE_NODE_STREAM
+/// \see #pANTLR3_REWRITE_RULE_ELEMENT_STREAM
+/// \see #pANTLR3_REWRITE_RULE_SUBTREE_STREAM
+///
+/// TODO: add mechanism to detect/puke on modification after reading from stream
///
-/// \see #pANTLR3_REWRITE_RULE_NODE_STREAM
-/// \see #pANTLR3_REWRITE_RULE_ELEMENT_STREAM
-/// \see #pANTLR3_REWRITE_RULE_SUBTREE_STREAM
-///
-/// TODO: add mechanism to detect/puke on modification after reading from stream
-///
namespace antlr3 {
-
+
template<class ImplTraits, class ElementType>
//template<class ImplTraits>
class RewriteRuleElementStream : public ImplTraits::AllocPolicyType
-{
-public:
+{
+public:
//typedef typename ElementTypePtr::element_type ElementType; unique_ptr
//typedef typename ImplTraits::TreeType TreeType;
typedef typename ImplTraits::AllocPolicyType AllocPolicyType;
typedef typename ImplTraits::TreeAdaptorType TreeAdaptorType;
-
+
//typedef typename ImplTraits::template RecognizerType< typename SuperType::StreamType > RecognizerType;
typedef typename ImplTraits::StringType StringType;
typedef typename AllocPolicyType::template VectorType< ElementType* > ElementsType;
-
-protected:
- /// The list of tokens or subtrees we are tracking
- ///
+
+protected:
+ /// The list of tokens or subtrees we are tracking
+ ///
ElementsType m_elements;
-
- /// The element or stream description; usually has name of the token or
- /// rule reference that this list tracks. Can include rulename too, but
- /// the exception would track that info.
- ///
+
+ /// The element or stream description; usually has name of the token or
+ /// rule reference that this list tracks. Can include rulename too, but
+ /// the exception would track that info.
+ ///
StringType m_elementDescription;
-
+
private:
ElementType* dupImpl(typename ImplTraits::CommonTokenType* el);
ElementType* dupImpl(typename ImplTraits::TreeTypePtr el);
-
-
+
+
/// Pointer to the tree adaptor in use for this stream
///
TreeAdaptorType* m_adaptor;
/// Cursor 0..n-1. If singleElement!=NULL, cursor is 0 until you next(),
- /// which bumps it to 1 meaning no more elements.
- ///
+ /// which bumps it to 1 meaning no more elements.
+ ///
ANTLR_UINT32 m_cursor;
-
+
/// Once a node / subtree has been used in a stream, it must be dup'ed
/// from then on. Streams are reset after sub rules so that the streams
/// can be reused in future sub rules. So, reset must set a dirty bit.
/// If dirty, then next() always returns a dup.
///
bool m_dirty;
-
-public:
+
+public:
RewriteRuleElementStream(TreeAdaptorType* adaptor, const char* description);
RewriteRuleElementStream(TreeAdaptorType* adaptor, const char* description, const ElementType* oneElement);
RewriteRuleElementStream(TreeAdaptorType* adaptor, const char* description, const ElementsType& elements);
-
+
~RewriteRuleElementStream();
// Methods
-
- /// Reset the condition of this stream so that it appears we have
- /// not consumed any of its elements. Elements themselves are untouched.
- ///
+
+ /// Reset the condition of this stream so that it appears we have
+ /// not consumed any of its elements. Elements themselves are untouched.
+ ///
void reset();
-
- /// Add a new pANTLR3_BASE_TREE to this stream
- ///
+
+ /// Add a new pANTLR3_BASE_TREE to this stream
+ ///
void add(ElementType* el);
-
- /// Return the next element in the stream. If out of elements, throw
- /// an exception unless size()==1. If size is 1, then return elements[0].
- ///
+
+ /// Return the next element in the stream. If out of elements, throw
+ /// an exception unless size()==1. If size is 1, then return elements[0].
+ ///
//TokenType* next();
ElementType nextTree();
//TokenType* nextToken();
ElementType* _next();
-
+
/// When constructing trees, sometimes we need to dup a token or AST
/// subtree. Dup'ing a token means just creating another AST node
- /// around it. For trees, you must call the adaptor.dupTree().
- ///
+ /// around it. For trees, you must call the adaptor.dupTree().
+ ///
ElementType* dup( ElementType* el );
-
- /// Ensure stream emits trees; tokens must be converted to AST nodes.
- /// AST nodes can be passed through unmolested.
- ///
+
+ /// Ensure stream emits trees; tokens must be converted to AST nodes.
+ /// AST nodes can be passed through unmolested.
+ ///
ElementType* toTree(ElementType* el);
-
- /// Returns true if there is a next element available
- ///
+
+ /// Returns true if there is a next element available
+ ///
bool hasNext();
-
- /// Treat next element as a single node even if it's a subtree.
- /// This is used instead of next() when the result has to be a
- /// tree root node. Also prevents us from duplicating recently-added
- /// children; e.g., ^(type ID)+ adds ID to type and then 2nd iteration
- /// must dup the type node, but ID has been added.
- ///
- /// Referencing to a rule result twice is ok; dup entire tree as
+
+ /// Treat next element as a single node even if it's a subtree.
+ /// This is used instead of next() when the result has to be a
+ /// tree root node. Also prevents us from duplicating recently-added
+ /// children; e.g., ^(type ID)+ adds ID to type and then 2nd iteration
+ /// must dup the type node, but ID has been added.
+ ///
+ /// Referencing to a rule result twice is ok; dup entire tree as
/// we can't be adding trees; e.g., expr expr.
- ///
+ ///
//TreeTypePtr nextNode();
-
- /// Number of elements available in the stream
- ///
+
+ /// Number of elements available in the stream
+ ///
ANTLR_UINT32 size();
-
- /// Returns the description string if there is one available (check for NULL).
- ///
- StringType getDescription();
-
-protected:
+
+ /// Returns the description string if there is one available (check for NULL).
+ ///
+ StringType getDescription();
+
+protected:
void init(TreeAdaptorType* adaptor, const char* description);
-};
-
-/// This is an implementation of a token stream, which is basically an element
-/// stream that deals with tokens only.
-///
-template<class ImplTraits>
+};
+
+/// This is an implementation of a token stream, which is basically an element
+/// stream that deals with tokens only.
+///
+template<class ImplTraits>
//class RewriteRuleTokenStream : public ImplTraits::template RewriteRuleElementStreamType< typename ImplTraits::ParserType>
class RewriteRuleTokenStream
//: public ImplTraits::template RewriteStreamType< const typename ImplTraits::CommonTokenType >
-{
-public:
+{
+public:
typedef typename ImplTraits::AllocPolicyType AllocPolicyType;
typedef typename ImplTraits::TreeAdaptorType TreeAdaptorType;
typedef typename ImplTraits::ParserType ComponentType;
@@ -179,12 +179,12 @@ public:
typedef typename AllocPolicyType::template VectorType< TokenType* > ElementsType;
typedef typename ImplTraits::template RecognizerType< StreamType > RecognizerType;
typedef typename ImplTraits::template RewriteStreamType< const typename ImplTraits::CommonTokenType > BaseType;
-
-public:
+
+public:
RewriteRuleTokenStream(TreeAdaptorType* adaptor, const char* description);
RewriteRuleTokenStream(TreeAdaptorType* adaptor, const char* description, const TokenType* oneElement);
RewriteRuleTokenStream(TreeAdaptorType* adaptor, const char* description, const ElementsType& elements);
-
+
TreeTypePtr nextNode();
TokenType* nextToken();
@@ -198,19 +198,19 @@ public:
TreeAdaptorType* m_adaptor;
ElementType* _next();
-private:
+private:
//TreeTypePtr nextNodeToken();
-};
-
-/// This is an implementation of a subtree stream which is a set of trees
+};
+
+/// This is an implementation of a subtree stream which is a set of trees
/// modeled as an element stream.
-///
-template<class ImplTraits>
+///
+template<class ImplTraits>
//class RewriteRuleSubtreeStream : public ImplTraits::template RewriteStreamType< typename ImplTraits::TreeParserType>
class RewriteRuleSubtreeStream
//: public ImplTraits::template RewriteStreamType< typename ImplTraits::TreeType >
-{
-public:
+{
+public:
typedef typename ImplTraits::AllocPolicyType AllocPolicyType;
typedef typename ImplTraits::TreeAdaptorType TreeAdaptorType;
typedef typename ImplTraits::TreeParserType ComponentType;
@@ -221,13 +221,13 @@ public:
typedef typename ImplTraits::template RecognizerType< StreamType > RecognizerType;
typedef typename AllocPolicyType::template VectorType< TokenType* > ElementsType;
typedef typename ImplTraits::template RewriteStreamType< typename ImplTraits::TreeType > BaseType;
-
+
RewriteRuleSubtreeStream(TreeAdaptorType* adaptor, const char* description);
RewriteRuleSubtreeStream(TreeAdaptorType* adaptor, const char* description, TreeTypePtr& oneElement);
RewriteRuleSubtreeStream(TreeAdaptorType* adaptor, const char* description, const ElementsType& elements);
-
+
TreeTypePtr nextNode(TreeTypePtr);
-
+
/// TODO copied from RewriteRuleElementStreamType
/// Add a new pANTLR3_BASE_TREE to this stream
///
@@ -239,10 +239,10 @@ public:
protected:
TreeTypePtr dup( TreeTypePtr el );
-private:
+private:
TreeTypePtr dupTree( TreeTypePtr el );
-};
-
+};
+
/* TODO This class is probably used in TreeParser only
* Notes about Java target
* - these classes reimplement only dup and toTree methods:
@@ -262,14 +262,14 @@ private:
* There should 3 types of specializations for RewriteRuleElementStreamType (which is not defined yet)
* ATM: RewriteRuleElementStreamType is replaced with ImplTraits::template RewriteStreamType
*
-/// This is an implementation of a node stream, which is basically an element
-/// stream that deals with tree nodes only.
-///
-template<class ImplTraits>
+/// This is an implementation of a node stream, which is basically an element
+/// stream that deals with tree nodes only.
+///
+template<class ImplTraits>
//class RewriteRuleNodeStream : public ImplTraits::template RewriteStreamType< typename ImplTraits::TreeParserType>
class RewriteRuleNodeStream : public ImplTraits::template RewriteStreamType< typename ImplTraits::TreeType >
-{
-public:
+{
+public:
typedef typename ImplTraits::AllocPolicyType AllocPolicyType;
typedef typename ImplTraits::TreeAdaptorType TreeAdaptorType;
typedef typename ImplTraits::TreeParserType ComponentType;
@@ -279,21 +279,21 @@ public:
typedef typename ImplTraits::template RecognizerType< StreamType > RecognizerType;
typedef typename AllocPolicyType::template VectorType< TokenType* > ElementsType;
typedef typename ImplTraits::template RewriteRuleElementStreamType< typename ImplTraits::TreeType > BaseType;
-
-public:
+
+public:
RewriteRuleNodeStream(TreeAdaptorType* adaptor, const char* description);
RewriteRuleNodeStream(TreeAdaptorType* adaptor, const char* description, TokenType* oneElement);
RewriteRuleNodeStream(TreeAdaptorType* adaptor, const char* description, const ElementsType& elements);
-
+
protected:
TreeTypePtr toTree(TreeTypePtr element);
-
-private:
+
+private:
TreeTypePtr toTreeNode(TreeTypePtr element);
-};
+};
*/
}
-
-#include "antlr3rewritestreams.inl"
-
-#endif
+
+#include "antlr3rewritestreams.inl"
+
+#endif