...

1 files changed, 47 insertions, 0 deletions

diff --git a/include/cru/xml/XmlParser.h b/include/cru/xml/XmlParser.h
new file mode 100644
index 00000000..75664ce3
--- /dev/null
+++ b/include/cru/xml/XmlParser.h
@@ -0,0 +1,47 @@
+#pragma once
+
+#include "XmlNode.h"
+
+#include "cru/common/Exception.h"
+#include "cru/common/String.h"
+
+#include <optional>
+
+namespace cru::xml {
+class CRU_XML_API XmlParsingException : public Exception {
+ public:
+  using Exception::Exception;
+};
+
+class CRU_XML_API XmlParser {
+ public:
+  explicit XmlParser(String xml);
+
+  CRU_DELETE_COPY(XmlParser)
+  CRU_DELETE_MOVE(XmlParser)
+
+  ~XmlParser();
+
+  XmlElementNode* Parse();
+
+ private:
+  XmlElementNode* DoParse();
+
+  char16_t Read1();
+  String ReadWithoutAdvance(int count = 1);
+  void ReadSpacesAndDiscard();
+  String ReadSpaces();
+  String ReadIdenitifier();
+  String ReadAttributeString();
+
+ private:
+  String xml_;
+
+  XmlElementNode* cache_ = nullptr;
+
+  // Consider the while file enclosed by a single tag called $root.
+  XmlElementNode* pseudo_root_node_ = new XmlElementNode(u"$root");
+  XmlElementNode* current_ = pseudo_root_node_;
+  int current_position_ = 0;
+};
+}  // namespace cru::xml