From c6ad2948bb98d42f8e0883ef82cd14cd2d5eda60 Mon Sep 17 00:00:00 2001
From: Patrick Schönberger
Date: Sat, 14 Aug 2021 14:56:12 +0200
Subject: add antlr source code and ReadMe

---
 .../runtime/src/tree/xpath/XPathTokenElement.cpp   | 33 ++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 antlr4-cpp-runtime-4.9.2-source/runtime/src/tree/xpath/XPathTokenElement.cpp

(limited to 'antlr4-cpp-runtime-4.9.2-source/runtime/src/tree/xpath/XPathTokenElement.cpp')

diff --git a/antlr4-cpp-runtime-4.9.2-source/runtime/src/tree/xpath/XPathTokenElement.cpp b/antlr4-cpp-runtime-4.9.2-source/runtime/src/tree/xpath/XPathTokenElement.cpp
new file mode 100644
index 0000000..d52fc26
--- /dev/null
+++ b/antlr4-cpp-runtime-4.9.2-source/runtime/src/tree/xpath/XPathTokenElement.cpp
@@ -0,0 +1,33 @@
+/* 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.
+ */
+
+#include "tree/ParseTree.h"
+#include "tree/Trees.h"
+#include "support/CPPUtils.h"
+#include "Token.h"
+
+#include "XPathTokenElement.h"
+
+using namespace antlr4;
+using namespace antlr4::tree;
+using namespace antlr4::tree::xpath;
+
+XPathTokenElement::XPathTokenElement(const std::string &tokenName, size_t tokenType) : XPathElement(tokenName) {
+  _tokenType = tokenType;
+}
+
+std::vector<ParseTree *> XPathTokenElement::evaluate(ParseTree *t) {
+  // return all children of t that match nodeName
+  std::vector<ParseTree *> nodes;
+  for (auto *c : t->children) {
+    if (antlrcpp::is<TerminalNode *>(c)) {
+      TerminalNode *tnode = dynamic_cast<TerminalNode *>(c);
+      if ((tnode->getSymbol()->getType() == _tokenType && !_invert) || (tnode->getSymbol()->getType() != _tokenType && _invert)) {
+        nodes.push_back(tnode);
+      }
+    }
+  }
+  return nodes;
+}
-- 
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