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diff --git a/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/Chunk.h b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/Chunk.h
new file mode 100644
index 0000000..42e7838
--- /dev/null
+++ b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/Chunk.h
@@ -0,0 +1,44 @@
+/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
+ * Use of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
+
+#pragma once
+
+#include "antlr4-common.h"
+
+namespace antlr4 {
+namespace tree {
+namespace pattern {
+
+  /// <summary>
+  /// A chunk is either a token tag, a rule tag, or a span of literal text within a
+  /// tree pattern.
+  /// <p/>
+  /// The method <seealso cref="ParseTreePatternMatcher#split(String)"/> returns a list of
+  /// chunks in preparation for creating a token stream by
+  /// <seealso cref="ParseTreePatternMatcher#tokenize(String)"/>. From there, we get a parse
+  /// tree from with <seealso cref="ParseTreePatternMatcher#compile(String, int)"/>. These
+  /// chunks are converted to <seealso cref="RuleTagToken"/>, <seealso cref="TokenTagToken"/>, or the
+  /// regular tokens of the text surrounding the tags.
+  /// </summary>
+  class ANTLR4CPP_PUBLIC Chunk {
+  public:
+    Chunk() = default;
+    Chunk(Chunk const&) = default;
+    virtual ~Chunk();
+
+    Chunk& operator=(Chunk const&) = default;
+
+    /// This method returns a text representation of the tag chunk. Labeled tags
+    /// are returned in the form {@code label:tag}, and unlabeled tags are
+    /// returned as just the tag name.
+    virtual std::string toString() {
+      std::string str;
+      return str;
+    }
+  };
+
+} // namespace pattern
+} // namespace tree
+} // namespace antlr4
diff --git a/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/ParseTreeMatch.h b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/ParseTreeMatch.h
new file mode 100644
index 0000000..eefde46
--- /dev/null
+++ b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/ParseTreeMatch.h
@@ -0,0 +1,132 @@
+/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
+ * Use of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
+
+#pragma once
+
+#include "antlr4-common.h"
+
+namespace antlr4 {
+namespace tree {
+namespace pattern {
+
+  /// Represents the result of matching a ParseTree against a tree pattern.
+  class ANTLR4CPP_PUBLIC ParseTreeMatch {
+  private:
+    /// This is the backing field for getTree().
+    ParseTree *_tree;
+
+    /// This is the backing field for getPattern().
+    const ParseTreePattern &_pattern;
+
+    /// This is the backing field for getLabels().
+    std::map<std::string, std::vector<ParseTree *>> _labels;
+
+    /// This is the backing field for getMismatchedNode().
+    ParseTree *_mismatchedNode;
+
+  public:
+    /// <summary>
+    /// Constructs a new instance of <seealso cref="ParseTreeMatch"/> from the specified
+    /// parse tree and pattern.
+    /// </summary>
+    /// <param name="tree"> The parse tree to match against the pattern. </param>
+    /// <param name="pattern"> The parse tree pattern. </param>
+    /// <param name="labels"> A mapping from label names to collections of
+    /// <seealso cref="ParseTree"/> objects located by the tree pattern matching process. </param>
+    /// <param name="mismatchedNode"> The first node which failed to match the tree
+    /// pattern during the matching process.
+    /// </param>
+    /// <exception cref="IllegalArgumentException"> if {@code tree} is {@code null} </exception>
+    /// <exception cref="IllegalArgumentException"> if {@code pattern} is {@code null} </exception>
+    /// <exception cref="IllegalArgumentException"> if {@code labels} is {@code null} </exception>
+    ParseTreeMatch(ParseTree *tree, ParseTreePattern const& pattern,
+                   const std::map<std::string, std::vector<ParseTree *>> &labels, ParseTree *mismatchedNode);
+    ParseTreeMatch(ParseTreeMatch const&) = default;
+    virtual ~ParseTreeMatch();
+
+    /// <summary>
+    /// Get the last node associated with a specific {@code label}.
+    /// <p/>
+    /// For example, for pattern {@code <id:ID>}, {@code get("id")} returns the
+    /// node matched for that {@code ID}. If more than one node
+    /// matched the specified label, only the last is returned. If there is
+    /// no node associated with the label, this returns {@code null}.
+    /// <p/>
+    /// Pattern tags like {@code <ID>} and {@code <expr>} without labels are
+    /// considered to be labeled with {@code ID} and {@code expr}, respectively.
+    /// </summary>
+    /// <param name="labe"> The label to check.
+    /// </param>
+    /// <returns> The last <seealso cref="ParseTree"/> to match a tag with the specified
+    /// label, or {@code null} if no parse tree matched a tag with the label. </returns>
+    virtual ParseTree* get(const std::string &label);
+
+    /// <summary>
+    /// Return all nodes matching a rule or token tag with the specified label.
+    /// <p/>
+    /// If the {@code label} is the name of a parser rule or token in the
+    /// grammar, the resulting list will contain both the parse trees matching
+    /// rule or tags explicitly labeled with the label and the complete set of
+    /// parse trees matching the labeled and unlabeled tags in the pattern for
+    /// the parser rule or token. For example, if {@code label} is {@code "foo"},
+    /// the result will contain <em>all</em> of the following.
+    ///
+    /// <ul>
+    /// <li>Parse tree nodes matching tags of the form {@code <foo:anyRuleName>} and
+    /// {@code <foo:AnyTokenName>}.</li>
+    /// <li>Parse tree nodes matching tags of the form {@code <anyLabel:foo>}.</li>
+    /// <li>Parse tree nodes matching tags of the form {@code <foo>}.</li>
+    /// </ul>
+    /// </summary>
+    /// <param name="labe"> The label.
+    /// </param>
+    /// <returns> A collection of all <seealso cref="ParseTree"/> nodes matching tags with
+    /// the specified {@code label}. If no nodes matched the label, an empty list
+    /// is returned. </returns>
+    virtual std::vector<ParseTree *> getAll(const std::string &label);
+
+    /// <summary>
+    /// Return a mapping from label &rarr; [list of nodes].
+    /// <p/>
+    /// The map includes special entries corresponding to the names of rules and
+    /// tokens referenced in tags in the original pattern. For additional
+    /// information, see the description of <seealso cref="#getAll(String)"/>.
+    /// </summary>
+    /// <returns> A mapping from labels to parse tree nodes. If the parse tree
+    /// pattern did not contain any rule or token tags, this map will be empty. </returns>
+    virtual std::map<std::string, std::vector<ParseTree *>>& getLabels();
+
+    /// <summary>
+    /// Get the node at which we first detected a mismatch.
+    /// </summary>
+    /// <returns> the node at which we first detected a mismatch, or {@code null}
+    /// if the match was successful. </returns>
+    virtual ParseTree* getMismatchedNode();
+
+    /// <summary>
+    /// Gets a value indicating whether the match operation succeeded.
+    /// </summary>
+    /// <returns> {@code true} if the match operation succeeded; otherwise,
+    /// {@code false}. </returns>
+    virtual bool succeeded();
+
+    /// <summary>
+    /// Get the tree pattern we are matching against.
+    /// </summary>
+    /// <returns> The tree pattern we are matching against. </returns>
+    virtual const ParseTreePattern& getPattern();
+
+    /// <summary>
+    /// Get the parse tree we are trying to match to a pattern.
+    /// </summary>
+    /// <returns> The <seealso cref="ParseTree"/> we are trying to match to a pattern. </returns>
+    virtual ParseTree* getTree();
+
+    virtual std::string toString();
+  };
+
+} // namespace pattern
+} // namespace tree
+} // namespace antlr4
diff --git a/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/ParseTreePattern.h b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/ParseTreePattern.h
new file mode 100644
index 0000000..d5b86ff
--- /dev/null
+++ b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/ParseTreePattern.h
@@ -0,0 +1,105 @@
+/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
+ * Use of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
+
+#pragma once
+
+#include "antlr4-common.h"
+
+namespace antlr4 {
+namespace tree {
+namespace pattern {
+
+  /// <summary>
+  /// A pattern like {@code <ID> = <expr>;} converted to a <seealso cref="ParseTree"/> by
+  /// <seealso cref="ParseTreePatternMatcher#compile(String, int)"/>.
+  /// </summary>
+  class ANTLR4CPP_PUBLIC ParseTreePattern {
+  public:
+    /// <summary>
+    /// Construct a new instance of the <seealso cref="ParseTreePattern"/> class.
+    /// </summary>
+    /// <param name="matcher"> The <seealso cref="ParseTreePatternMatcher"/> which created this
+    /// tree pattern. </param>
+    /// <param name="pattern"> The tree pattern in concrete syntax form. </param>
+    /// <param name="patternRuleIndex"> The parser rule which serves as the root of the
+    /// tree pattern. </param>
+    /// <param name="patternTree"> The tree pattern in <seealso cref="ParseTree"/> form. </param>
+    ParseTreePattern(ParseTreePatternMatcher *matcher, const std::string &pattern, int patternRuleIndex,
+                     ParseTree *patternTree);
+    ParseTreePattern(ParseTreePattern const&) = default;
+    virtual ~ParseTreePattern();
+
+    /// <summary>
+    /// Match a specific parse tree against this tree pattern.
+    /// </summary>
+    /// <param name="tree"> The parse tree to match against this tree pattern. </param>
+    /// <returns> A <seealso cref="ParseTreeMatch"/> object describing the result of the
+    /// match operation. The <seealso cref="ParseTreeMatch#succeeded()"/> method can be
+    /// used to determine whether or not the match was successful. </returns>
+    virtual ParseTreeMatch match(ParseTree *tree);
+
+    /// <summary>
+    /// Determine whether or not a parse tree matches this tree pattern.
+    /// </summary>
+    /// <param name="tree"> The parse tree to match against this tree pattern. </param>
+    /// <returns> {@code true} if {@code tree} is a match for the current tree
+    /// pattern; otherwise, {@code false}. </returns>
+    virtual bool matches(ParseTree *tree);
+
+    /// Find all nodes using XPath and then try to match those subtrees against
+    /// this tree pattern.
+    /// @param tree The ParseTree to match against this pattern.
+    /// @param xpath An expression matching the nodes
+    ///
+    /// @returns A collection of ParseTreeMatch objects describing the
+    /// successful matches. Unsuccessful matches are omitted from the result,
+    /// regardless of the reason for the failure.
+    virtual std::vector<ParseTreeMatch> findAll(ParseTree *tree, const std::string &xpath);
+
+    /// <summary>
+    /// Get the <seealso cref="ParseTreePatternMatcher"/> which created this tree pattern.
+    /// </summary>
+    /// <returns> The <seealso cref="ParseTreePatternMatcher"/> which created this tree
+    /// pattern. </returns>
+    virtual ParseTreePatternMatcher *getMatcher() const;
+
+    /// <summary>
+    /// Get the tree pattern in concrete syntax form.
+    /// </summary>
+    /// <returns> The tree pattern in concrete syntax form. </returns>
+    virtual std::string getPattern() const;
+
+    /// <summary>
+    /// Get the parser rule which serves as the outermost rule for the tree
+    /// pattern.
+    /// </summary>
+    /// <returns> The parser rule which serves as the outermost rule for the tree
+    /// pattern. </returns>
+    virtual int getPatternRuleIndex() const;
+
+    /// <summary>
+    /// Get the tree pattern as a <seealso cref="ParseTree"/>. The rule and token tags from
+    /// the pattern are present in the parse tree as terminal nodes with a symbol
+    /// of type <seealso cref="RuleTagToken"/> or <seealso cref="TokenTagToken"/>.
+    /// </summary>
+    /// <returns> The tree pattern as a <seealso cref="ParseTree"/>. </returns>
+    virtual ParseTree* getPatternTree() const;
+
+  private:
+    const int patternRuleIndex;
+
+    /// This is the backing field for <seealso cref="#getPattern()"/>.
+    const std::string _pattern;
+
+    /// This is the backing field for <seealso cref="#getPatternTree()"/>.
+    ParseTree *_patternTree;
+
+    /// This is the backing field for <seealso cref="#getMatcher()"/>.
+    ParseTreePatternMatcher *const _matcher;
+  };
+
+} // namespace pattern
+} // namespace tree
+} // namespace antlr4
diff --git a/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/ParseTreePatternMatcher.h b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/ParseTreePatternMatcher.h
new file mode 100644
index 0000000..e77c7bc
--- /dev/null
+++ b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/ParseTreePatternMatcher.h
@@ -0,0 +1,185 @@
+/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
+ * Use of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
+
+#pragma once
+
+#include "Exceptions.h"
+
+namespace antlr4 {
+namespace tree {
+namespace pattern {
+
+  /// <summary>
+  /// A tree pattern matching mechanism for ANTLR <seealso cref="ParseTree"/>s.
+  /// <p/>
+  /// Patterns are strings of source input text with special tags representing
+  /// token or rule references such as:
+  /// <p/>
+  /// {@code <ID> = <expr>;}
+  /// <p/>
+  /// Given a pattern start rule such as {@code statement}, this object constructs
+  /// a <seealso cref="ParseTree"/> with placeholders for the {@code ID} and {@code expr}
+  /// subtree. Then the <seealso cref="#match"/> routines can compare an actual
+  /// <seealso cref="ParseTree"/> from a parse with this pattern. Tag {@code <ID>} matches
+  /// any {@code ID} token and tag {@code <expr>} references the result of the
+  /// {@code expr} rule (generally an instance of {@code ExprContext}.
+  /// <p/>
+  /// Pattern {@code x = 0;} is a similar pattern that matches the same pattern
+  /// except that it requires the identifier to be {@code x} and the expression to
+  /// be {@code 0}.
+  /// <p/>
+  /// The <seealso cref="#matches"/> routines return {@code true} or {@code false} based
+  /// upon a match for the tree rooted at the parameter sent in. The
+  /// <seealso cref="#match"/> routines return a <seealso cref="ParseTreeMatch"/> object that
+  /// contains the parse tree, the parse tree pattern, and a map from tag name to
+  /// matched nodes (more below). A subtree that fails to match, returns with
+  /// <seealso cref="ParseTreeMatch#mismatchedNode"/> set to the first tree node that did not
+  /// match.
+  /// <p/>
+  /// For efficiency, you can compile a tree pattern in string form to a
+  /// <seealso cref="ParseTreePattern"/> object.
+  /// <p/>
+  /// See {@code TestParseTreeMatcher} for lots of examples.
+  /// <seealso cref="ParseTreePattern"/> has two static helper methods:
+  /// <seealso cref="ParseTreePattern#findAll"/> and <seealso cref="ParseTreePattern#match"/> that
+  /// are easy to use but not super efficient because they create new
+  /// <seealso cref="ParseTreePatternMatcher"/> objects each time and have to compile the
+  /// pattern in string form before using it.
+  /// <p/>
+  /// The lexer and parser that you pass into the <seealso cref="ParseTreePatternMatcher"/>
+  /// constructor are used to parse the pattern in string form. The lexer converts
+  /// the {@code <ID> = <expr>;} into a sequence of four tokens (assuming lexer
+  /// throws out whitespace or puts it on a hidden channel). Be aware that the
+  /// input stream is reset for the lexer (but not the parser; a
+  /// <seealso cref="ParserInterpreter"/> is created to parse the input.). Any user-defined
+  /// fields you have put into the lexer might get changed when this mechanism asks
+  /// it to scan the pattern string.
+  /// <p/>
+  /// Normally a parser does not accept token {@code <expr>} as a valid
+  /// {@code expr} but, from the parser passed in, we create a special version of
+  /// the underlying grammar representation (an <seealso cref="ATN"/>) that allows imaginary
+  /// tokens representing rules ({@code <expr>}) to match entire rules. We call
+  /// these <em>bypass alternatives</em>.
+  /// <p/>
+  /// Delimiters are {@code <} and {@code >}, with {@code \} as the escape string
+  /// by default, but you can set them to whatever you want using
+  /// <seealso cref="#setDelimiters"/>. You must escape both start and stop strings
+  /// {@code \<} and {@code \>}.
+  /// </summary>
+  class ANTLR4CPP_PUBLIC ParseTreePatternMatcher {
+  public:
+    class CannotInvokeStartRule : public RuntimeException {
+    public:
+      CannotInvokeStartRule(const RuntimeException &e);
+      ~CannotInvokeStartRule();
+    };
+
+    // Fixes https://github.com/antlr/antlr4/issues/413
+    // "Tree pattern compilation doesn't check for a complete parse"
+    class StartRuleDoesNotConsumeFullPattern : public RuntimeException {
+    public:
+      StartRuleDoesNotConsumeFullPattern() = default;
+      StartRuleDoesNotConsumeFullPattern(StartRuleDoesNotConsumeFullPattern const&) = default;
+      ~StartRuleDoesNotConsumeFullPattern();
+
+      StartRuleDoesNotConsumeFullPattern& operator=(StartRuleDoesNotConsumeFullPattern const&) = default;
+    };
+
+    /// Constructs a <seealso cref="ParseTreePatternMatcher"/> or from a <seealso cref="Lexer"/> and
+    /// <seealso cref="Parser"/> object. The lexer input stream is altered for tokenizing
+    /// the tree patterns. The parser is used as a convenient mechanism to get
+    /// the grammar name, plus token, rule names.
+    ParseTreePatternMatcher(Lexer *lexer, Parser *parser);
+    virtual ~ParseTreePatternMatcher();
+
+    /// <summary>
+    /// Set the delimiters used for marking rule and token tags within concrete
+    /// syntax used by the tree pattern parser.
+    /// </summary>
+    /// <param name="start"> The start delimiter. </param>
+    /// <param name="stop"> The stop delimiter. </param>
+    /// <param name="escapeLeft"> The escape sequence to use for escaping a start or stop delimiter.
+    /// </param>
+    /// <exception cref="IllegalArgumentException"> if {@code start} is {@code null} or empty. </exception>
+    /// <exception cref="IllegalArgumentException"> if {@code stop} is {@code null} or empty. </exception>
+    virtual void setDelimiters(const std::string &start, const std::string &stop, const std::string &escapeLeft);
+
+    /// <summary>
+    /// Does {@code pattern} matched as rule {@code patternRuleIndex} match {@code tree}? </summary>
+    virtual bool matches(ParseTree *tree, const std::string &pattern, int patternRuleIndex);
+
+    /// <summary>
+    /// Does {@code pattern} matched as rule patternRuleIndex match tree? Pass in a
+    ///  compiled pattern instead of a string representation of a tree pattern.
+    /// </summary>
+    virtual bool matches(ParseTree *tree, const ParseTreePattern &pattern);
+
+    /// <summary>
+    /// Compare {@code pattern} matched as rule {@code patternRuleIndex} against
+    /// {@code tree} and return a <seealso cref="ParseTreeMatch"/> object that contains the
+    /// matched elements, or the node at which the match failed.
+    /// </summary>
+    virtual ParseTreeMatch match(ParseTree *tree, const std::string &pattern, int patternRuleIndex);
+
+    /// <summary>
+    /// Compare {@code pattern} matched against {@code tree} and return a
+    /// <seealso cref="ParseTreeMatch"/> object that contains the matched elements, or the
+    /// node at which the match failed. Pass in a compiled pattern instead of a
+    /// string representation of a tree pattern.
+    /// </summary>
+    virtual ParseTreeMatch match(ParseTree *tree, const ParseTreePattern &pattern);
+
+    /// <summary>
+    /// For repeated use of a tree pattern, compile it to a
+    /// <seealso cref="ParseTreePattern"/> using this method.
+    /// </summary>
+    virtual ParseTreePattern compile(const std::string &pattern, int patternRuleIndex);
+
+    /// <summary>
+    /// Used to convert the tree pattern string into a series of tokens. The
+    /// input stream is reset.
+    /// </summary>
+    virtual Lexer* getLexer();
+
+    /// <summary>
+    /// Used to collect to the grammar file name, token names, rule names for
+    /// used to parse the pattern into a parse tree.
+    /// </summary>
+    virtual Parser* getParser();
+
+    // ---- SUPPORT CODE ----
+
+    virtual std::vector<std::unique_ptr<Token>> tokenize(const std::string &pattern);
+
+    /// Split "<ID> = <e:expr>;" into 4 chunks for tokenizing by tokenize().
+    virtual std::vector<Chunk> split(const std::string &pattern);
+
+  protected:
+    std::string _start;
+    std::string _stop;
+    std::string _escape; // e.g., \< and \> must escape BOTH!
+
+    /// Recursively walk {@code tree} against {@code patternTree}, filling
+    /// {@code match.}<seealso cref="ParseTreeMatch#labels labels"/>.
+    ///
+    /// <returns> the first node encountered in {@code tree} which does not match
+    /// a corresponding node in {@code patternTree}, or {@code null} if the match
+    /// was successful. The specific node returned depends on the matching
+    /// algorithm used by the implementation, and may be overridden. </returns>
+    virtual ParseTree* matchImpl(ParseTree *tree, ParseTree *patternTree, std::map<std::string, std::vector<ParseTree *>> &labels);
+
+    /// Is t <expr> subtree?
+    virtual RuleTagToken* getRuleTagToken(ParseTree *t);
+
+  private:
+    Lexer *_lexer;
+    Parser *_parser;
+
+    void InitializeInstanceFields();
+  };
+
+} // namespace pattern
+} // namespace tree
+} // namespace antlr4
diff --git a/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/RuleTagToken.h b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/RuleTagToken.h
new file mode 100644
index 0000000..368ae41
--- /dev/null
+++ b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/RuleTagToken.h
@@ -0,0 +1,117 @@
+/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
+ * Use of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
+
+#pragma once
+
+#include "Token.h"
+
+namespace antlr4 {
+namespace tree {
+namespace pattern {
+
+  /// <summary>
+  /// A <seealso cref="Token"/> object representing an entire subtree matched by a parser
+  /// rule; e.g., {@code <expr>}. These tokens are created for <seealso cref="TagChunk"/>
+  /// chunks where the tag corresponds to a parser rule.
+  /// </summary>
+  class ANTLR4CPP_PUBLIC RuleTagToken : public Token {
+    /// <summary>
+    /// This is the backing field for <seealso cref="#getRuleName"/>.
+    /// </summary>
+  private:
+    const std::string ruleName;
+
+    /// The token type for the current token. This is the token type assigned to
+    /// the bypass alternative for the rule during ATN deserialization.
+    const size_t bypassTokenType;
+
+    /// This is the backing field for <seealso cref="#getLabe"/>.
+    const std::string label;
+
+  public:
+    /// <summary>
+    /// Constructs a new instance of <seealso cref="RuleTagToken"/> with the specified rule
+    /// name and bypass token type and no label.
+    /// </summary>
+    /// <param name="ruleName"> The name of the parser rule this rule tag matches. </param>
+    /// <param name="bypassTokenType"> The bypass token type assigned to the parser rule.
+    /// </param>
+    /// <exception cref="IllegalArgumentException"> if {@code ruleName} is {@code null}
+    /// or empty. </exception>
+    RuleTagToken(const std::string &ruleName, int bypassTokenType); //this(ruleName, bypassTokenType, nullptr);
+
+    /// <summary>
+    /// Constructs a new instance of <seealso cref="RuleTagToken"/> with the specified rule
+    /// name, bypass token type, and label.
+    /// </summary>
+    /// <param name="ruleName"> The name of the parser rule this rule tag matches. </param>
+    /// <param name="bypassTokenType"> The bypass token type assigned to the parser rule. </param>
+    /// <param name="label"> The label associated with the rule tag, or {@code null} if
+    /// the rule tag is unlabeled.
+    /// </param>
+    /// <exception cref="IllegalArgumentException"> if {@code ruleName} is {@code null}
+    /// or empty. </exception>
+    RuleTagToken(const std::string &ruleName, size_t bypassTokenType, const std::string &label);
+
+    /// <summary>
+    /// Gets the name of the rule associated with this rule tag.
+    /// </summary>
+    /// <returns> The name of the parser rule associated with this rule tag. </returns>
+    std::string getRuleName() const;
+
+    /// <summary>
+    /// Gets the label associated with the rule tag.
+    /// </summary>
+    /// <returns> The name of the label associated with the rule tag, or
+    /// {@code null} if this is an unlabeled rule tag. </returns>
+    std::string getLabel() const;
+
+    /// <summary>
+    /// {@inheritDoc}
+    /// <p/>
+    /// Rule tag tokens are always placed on the <seealso cref="#DEFAULT_CHANNE"/>.
+    /// </summary>
+    virtual size_t getChannel() const override;
+
+    /// <summary>
+    /// {@inheritDoc}
+    /// <p/>
+    /// This method returns the rule tag formatted with {@code <} and {@code >}
+    /// delimiters.
+    /// </summary>
+    virtual std::string getText() const override;
+
+    /// Rule tag tokens have types assigned according to the rule bypass
+    /// transitions created during ATN deserialization.
+    virtual size_t getType() const override;
+
+    /// The implementation for <seealso cref="RuleTagToken"/> always returns 0.
+    virtual size_t getLine() const override;
+
+    /// The implementation for <seealso cref="RuleTagToken"/> always returns INVALID_INDEX.
+    virtual size_t getCharPositionInLine() const override;
+
+    /// The implementation for <seealso cref="RuleTagToken"/> always returns INVALID_INDEX.
+    virtual size_t getTokenIndex() const override;
+
+    /// The implementation for <seealso cref="RuleTagToken"/> always returns INVALID_INDEX.
+    virtual size_t getStartIndex() const override;
+
+    /// The implementation for <seealso cref="RuleTagToken"/> always returns INVALID_INDEX.
+    virtual size_t getStopIndex() const override;
+
+    /// The implementation for <seealso cref="RuleTagToken"/> always returns {@code null}.
+    virtual TokenSource *getTokenSource() const override;
+
+    /// The implementation for <seealso cref="RuleTagToken"/> always returns {@code null}.
+    virtual CharStream *getInputStream() const override;
+
+    /// The implementation for <seealso cref="RuleTagToken"/> returns a string of the form {@code ruleName:bypassTokenType}.
+    virtual std::string toString() const override;
+  };
+
+} // namespace pattern
+} // namespace tree
+} // namespace antlr4
diff --git a/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/TagChunk.h b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/TagChunk.h
new file mode 100644
index 0000000..3d0c9f8
--- /dev/null
+++ b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/TagChunk.h
@@ -0,0 +1,86 @@
+/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
+ * Use of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
+
+#pragma once
+
+#include "Chunk.h"
+
+namespace antlr4 {
+namespace tree {
+namespace pattern {
+
+  /// <summary>
+  /// Represents a placeholder tag in a tree pattern. A tag can have any of the
+  /// following forms.
+  ///
+  /// <ul>
+  /// <li>{@code expr}: An unlabeled placeholder for a parser rule {@code expr}.</li>
+  /// <li>{@code ID}: An unlabeled placeholder for a token of type {@code ID}.</li>
+  /// <li>{@code e:expr}: A labeled placeholder for a parser rule {@code expr}.</li>
+  /// <li>{@code id:ID}: A labeled placeholder for a token of type {@code ID}.</li>
+  /// </ul>
+  ///
+  /// This class does not perform any validation on the tag or label names aside
+  /// from ensuring that the tag is a non-null, non-empty string.
+  /// </summary>
+  class ANTLR4CPP_PUBLIC TagChunk : public Chunk {
+  public:
+    /// <summary>
+    /// Construct a new instance of <seealso cref="TagChunk"/> using the specified tag and
+    /// no label.
+    /// </summary>
+    /// <param name="tag"> The tag, which should be the name of a parser rule or token
+    /// type.
+    /// </param>
+    /// <exception cref="IllegalArgumentException"> if {@code tag} is {@code null} or
+    /// empty. </exception>
+    TagChunk(const std::string &tag);
+    virtual ~TagChunk();
+
+    /// <summary>
+    /// Construct a new instance of <seealso cref="TagChunk"/> using the specified label
+    /// and tag.
+    /// </summary>
+    /// <param name="label"> The label for the tag. If this is {@code null}, the
+    /// <seealso cref="TagChunk"/> represents an unlabeled tag. </param>
+    /// <param name="tag"> The tag, which should be the name of a parser rule or token
+    /// type.
+    /// </param>
+    /// <exception cref="IllegalArgumentException"> if {@code tag} is {@code null} or
+    /// empty. </exception>
+    TagChunk(const std::string &label, const std::string &tag);
+
+    /// <summary>
+    /// Get the tag for this chunk.
+    /// </summary>
+    /// <returns> The tag for the chunk. </returns>
+    std::string getTag();
+
+    /// <summary>
+    /// Get the label, if any, assigned to this chunk.
+    /// </summary>
+    /// <returns> The label assigned to this chunk, or {@code null} if no label is
+    /// assigned to the chunk. </returns>
+    std::string getLabel();
+
+    /// <summary>
+    /// This method returns a text representation of the tag chunk. Labeled tags
+    /// are returned in the form {@code label:tag}, and unlabeled tags are
+    /// returned as just the tag name.
+    /// </summary>
+    virtual std::string toString() override;
+
+  private:
+    /// This is the backing field for <seealso cref="#getTag"/>.
+    const std::string _tag;
+    /// <summary>
+    /// This is the backing field for <seealso cref="#getLabe"/>.
+    /// </summary>
+    const std::string _label;
+  };
+
+} // namespace pattern
+} // namespace tree
+} // namespace antlr4
diff --git a/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/TextChunk.h b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/TextChunk.h
new file mode 100644
index 0000000..1cbc0dd
--- /dev/null
+++ b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/TextChunk.h
@@ -0,0 +1,51 @@
+/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
+ * Use of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
+
+#pragma once
+
+#include "Chunk.h"
+
+namespace antlr4 {
+namespace tree {
+namespace pattern {
+
+  /// <summary>
+  /// Represents a span of raw text (concrete syntax) between tags in a tree
+  /// pattern string.
+  /// </summary>
+  class ANTLR4CPP_PUBLIC TextChunk : public Chunk {
+  private:
+    /// <summary>
+    /// This is the backing field for <seealso cref="#getText"/>.
+    /// </summary>
+    const std::string text;
+
+    /// <summary>
+    /// Constructs a new instance of <seealso cref="TextChunk"/> with the specified text.
+    /// </summary>
+    /// <param name="text"> The text of this chunk. </param>
+    /// <exception cref="IllegalArgumentException"> if {@code text} is {@code null}. </exception>
+  public:
+    TextChunk(const std::string &text);
+    virtual ~TextChunk();
+
+    /// <summary>
+    /// Gets the raw text of this chunk.
+    /// </summary>
+    /// <returns> The text of the chunk. </returns>
+    std::string getText();
+
+    /// <summary>
+    /// {@inheritDoc}
+    /// <p/>
+    /// The implementation for <seealso cref="TextChunk"/> returns the result of
+    /// <seealso cref="#getText()"/> in single quotes.
+    /// </summary>
+    virtual std::string toString() override;
+  };
+
+} // namespace pattern
+} // namespace tree
+} // namespace antlr4
diff --git a/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/TokenTagToken.h b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/TokenTagToken.h
new file mode 100644
index 0000000..9013fb8
--- /dev/null
+++ b/antlr4-cpp-runtime-4.9.2-source/install/include/antlr4-runtime/tree/pattern/TokenTagToken.h
@@ -0,0 +1,80 @@
+/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
+ * Use of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
+
+#pragma once
+
+#include "CommonToken.h"
+
+namespace antlr4 {
+namespace tree {
+namespace pattern {
+
+  /// <summary>
+  /// A <seealso cref="Token"/> object representing a token of a particular type; e.g.,
+  /// {@code <ID>}. These tokens are created for <seealso cref="TagChunk"/> chunks where the
+  /// tag corresponds to a lexer rule or token type.
+  /// </summary>
+  class ANTLR4CPP_PUBLIC TokenTagToken : public CommonToken {
+    /// <summary>
+    /// This is the backing field for <seealso cref="#getTokenName"/>.
+    /// </summary>
+  private:
+    const std::string tokenName;
+    /// <summary>
+    /// This is the backing field for <seealso cref="#getLabe"/>.
+    /// </summary>
+    const std::string label;
+
+    /// <summary>
+    /// Constructs a new instance of <seealso cref="TokenTagToken"/> for an unlabeled tag
+    /// with the specified token name and type.
+    /// </summary>
+    /// <param name="tokenName"> The token name. </param>
+    /// <param name="type"> The token type. </param>
+  public:
+    TokenTagToken(const std::string &tokenName, int type); //this(tokenName, type, nullptr);
+
+    /// <summary>
+    /// Constructs a new instance of <seealso cref="TokenTagToken"/> with the specified
+    /// token name, type, and label.
+    /// </summary>
+    /// <param name="tokenName"> The token name. </param>
+    /// <param name="type"> The token type. </param>
+    /// <param name="label"> The label associated with the token tag, or {@code null} if
+    /// the token tag is unlabeled. </param>
+    TokenTagToken(const std::string &tokenName, int type, const std::string &label);
+
+    /// <summary>
+    /// Gets the token name. </summary>
+    /// <returns> The token name. </returns>
+    std::string getTokenName() const;
+
+    /// <summary>
+    /// Gets the label associated with the rule tag.
+    /// </summary>
+    /// <returns> The name of the label associated with the rule tag, or
+    /// {@code null} if this is an unlabeled rule tag. </returns>
+    std::string getLabel() const;
+
+    /// <summary>
+    /// {@inheritDoc}
+    /// <p/>
+    /// The implementation for <seealso cref="TokenTagToken"/> returns the token tag
+    /// formatted with {@code <} and {@code >} delimiters.
+    /// </summary>
+    virtual std::string getText() const override;
+
+    /// <summary>
+    /// {@inheritDoc}
+    /// <p/>
+    /// The implementation for <seealso cref="TokenTagToken"/> returns a string of the form
+    /// {@code tokenName:type}.
+    /// </summary>
+    virtual std::string toString() const override;
+  };
+
+} // namespace pattern
+} // namespace tree
+} // namespace antlr4