From 1a6111e3f02b0a9cff0f81fb524b4dfb7d69854b Mon Sep 17 00:00:00 2001
From: Yuqian Yang <crupest@crupest.life>
Date: Tue, 4 Nov 2025 21:59:42 +0800
Subject: Move xml to base.

---
 src/xml/XmlParser.cpp | 196 --------------------------------------------------
 1 file changed, 196 deletions(-)
 delete mode 100644 src/xml/XmlParser.cpp

(limited to 'src/xml/XmlParser.cpp')

diff --git a/src/xml/XmlParser.cpp b/src/xml/XmlParser.cpp
deleted file mode 100644
index 9bfd5441..00000000
--- a/src/xml/XmlParser.cpp
+++ /dev/null
@@ -1,196 +0,0 @@
-#include "cru/xml/XmlParser.h"
-#include "cru/base/StringUtil.h"
-#include "cru/xml/XmlNode.h"
-
-namespace cru::xml {
-XmlParser::XmlParser(std::string xml) : xml_(std::move(xml)) {}
-
-XmlParser::~XmlParser() { delete pseudo_root_node_; }
-
-XmlElementNode* XmlParser::Parse() {
-  if (!cache_) {
-    cache_ = DoParse();
-  }
-  return static_cast<XmlElementNode*>(cache_->Clone());
-}
-
-char16_t XmlParser::Read1() {
-  if (current_position_ >= xml_.size()) {
-    throw XmlParsingException("Unexpected end of xml");
-  }
-  return xml_[current_position_++];
-}
-
-std::string XmlParser::ReadWithoutAdvance(int count) {
-  if (current_position_ + count > xml_.size()) {
-    count = xml_.size() - current_position_;
-  }
-  return xml_.substr(current_position_, count);
-}
-
-void XmlParser::ReadSpacesAndDiscard() {
-  while (current_position_ < xml_.size() &&
-         (xml_[current_position_] == ' ' || xml_[current_position_] == '\t' ||
-          xml_[current_position_] == '\n' || xml_[current_position_] == '\r')) {
-    ++current_position_;
-  }
-}
-
-std::string XmlParser::ReadSpaces() {
-  std::string spaces;
-  while (current_position_ < xml_.size() &&
-         (xml_[current_position_] == ' ' || xml_[current_position_] == '\t' ||
-          xml_[current_position_] == '\n' || xml_[current_position_] == '\r')) {
-    spaces += xml_[current_position_];
-    ++current_position_;
-  }
-  return spaces;
-}
-
-std::string XmlParser::ReadIdenitifier() {
-  std::string identifier;
-  while (current_position_ < xml_.size() &&
-         (xml_[current_position_] >= 'a' && xml_[current_position_] <= 'z' ||
-          xml_[current_position_] >= 'A' && xml_[current_position_] <= 'Z' ||
-          xml_[current_position_] >= '0' && xml_[current_position_] <= '9' ||
-          xml_[current_position_] == '_')) {
-    identifier += xml_[current_position_];
-    ++current_position_;
-  }
-  return identifier;
-}
-
-std::string XmlParser::ReadAttributeString() {
-  if (Read1() != '"') {
-    throw XmlParsingException("Expected \".");
-  }
-
-  std::string string;
-
-  while (true) {
-    char16_t c = Read1();
-
-    if (c == '"') {
-      break;
-    }
-
-    string += c;
-  }
-
-  return string;
-}
-
-XmlElementNode* XmlParser::DoParse() {
-  while (current_position_ < xml_.size()) {
-    ReadSpacesAndDiscard();
-
-    if (current_position_ == xml_.size()) {
-      break;
-    }
-
-    if (ReadWithoutAdvance() == "<") {
-      current_position_ += 1;
-
-      if (ReadWithoutAdvance() == "/") {
-        current_position_ += 1;
-
-        ReadSpacesAndDiscard();
-
-        std::string tag = ReadIdenitifier();
-
-        if (tag != current_->GetTag()) {
-          throw XmlParsingException("Tag mismatch.");
-        }
-
-        ReadSpacesAndDiscard();
-
-        if (Read1() != '>') {
-          throw XmlParsingException("Expected >.");
-        }
-
-        current_ = current_->GetParent();
-      } else if (ReadWithoutAdvance(3) == "!--") {
-        current_position_ += 3;
-
-        std::string text;
-        while (true) {
-          auto str = ReadWithoutAdvance(3);
-          if (str == "-->") break;
-          if (str.empty()) throw XmlParsingException("Unexpected end of xml");
-          text += Read1();
-        }
-
-        current_position_ += 3;
-        current_->AddChild(new XmlCommentNode(cru::string::Trim(text)));
-      } else {
-        ReadSpacesAndDiscard();
-
-        std::string tag = ReadIdenitifier();
-
-        XmlElementNode* node = new XmlElementNode(tag);
-
-        bool is_self_closing = false;
-
-        while (true) {
-          ReadSpacesAndDiscard();
-          auto c = ReadWithoutAdvance();
-          if (c == ">") {
-            current_position_ += 1;
-            break;
-          } else if (c == "/") {
-            current_position_ += 1;
-
-            if (Read1() != '>') {
-              throw XmlParsingException("Expected >.");
-            }
-
-            is_self_closing = true;
-            break;
-          } else {
-            std::string attribute_name = ReadIdenitifier();
-
-            ReadSpacesAndDiscard();
-
-            if (Read1() != '=') {
-              throw XmlParsingException("Expected '='");
-            }
-
-            ReadSpacesAndDiscard();
-
-            std::string attribute_value = ReadAttributeString();
-
-            node->AddAttribute(attribute_name, attribute_value);
-          }
-        }
-
-        current_->AddChild(node);
-
-        if (!is_self_closing) {
-          current_ = node;
-        }
-      }
-
-    } else {
-      std::string text;
-
-      while (ReadWithoutAdvance() != "<") {
-        char16_t c = Read1();
-
-        text += c;
-      }
-
-      if (!text.empty()) current_->AddChild(new XmlTextNode(cru::string::TrimEnd(text)));
-    }
-  }
-
-  if (current_ != pseudo_root_node_) {
-    throw XmlParsingException("Unexpected end of xml");
-  }
-
-  if (pseudo_root_node_->GetChildren().size() != 1) {
-    throw XmlParsingException("Expected 1 node as root.");
-  }
-
-  return static_cast<XmlElementNode*>(pseudo_root_node_->GetChildren()[0]);
-}
-}  // namespace cru::xml
-- 
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