diff --git a/libSyntax/ast_access.cpp b/libSyntax/ast_access.cpp
deleted file mode 100644
index e607483..0000000
--- a/libSyntax/ast_access.cpp
+++ /dev/null
@@ -1,98 +0,0 @@
-#include "ast_access.h"
-
-using namespace ast_gen;
-using namespace ast_basic;
-
-
-GlobalElement* GlobalElement::UniquePtr = nullptr;
-
-GlobalElement::GlobalElement(const QString& name) :names_store(name) {
-	UniquePtr = this;
-}
-
-void GlobalElement::clearCache() {
-	node_cache.clear();
-}
-
-std::shared_ptr<const SyntaxElement> GlobalElement::appendToCache(std::shared_ptr<const SyntaxElement> named_node) {
-	auto mixed_key = QString(u8"%1<%2>").arg(named_node->signature()).arg(named_node->typeMark());
-	if (node_cache.contains(mixed_key))
-		return node_cache[mixed_key];
-	node_cache[mixed_key] = named_node;
-	return nullptr;
-}
-
-std::shared_ptr<const SyntaxElement> GlobalElement::getNamedNodeBy(int paramType, const QString& signature) const {
-	auto mixed_key = QString(u8"%1<%2>").arg(signature).arg(paramType);
-	if (!node_cache.contains(mixed_key))
-		return nullptr;
-	return node_cache[mixed_key];
-}
-
-int GlobalElement::typeMark() const {
-	return 0;
-}
-
-bool GlobalElement::isAnonymous() const {
-	return true;
-}
-
-QString GlobalElement::signature() const {
-	return u8"::global";
-}
-
-QString GlobalElement::path() const {
-	return u8"";
-}
-
-std::weak_ptr<const SyntaxElement> GlobalElement::parent() const {
-	return std::weak_ptr<const SyntaxElement>();
-}
-
-void GlobalElement::setParent(std::shared_ptr<const SyntaxElement> inst) { }
-
-QList<std::shared_ptr<const TokenAccess>> GlobalElement::selfTokens() const {
-	return QList<std::shared_ptr<const TokenAccess>>();
-}
-
-std::shared_ptr<const IExprInstance> GlobalElement::bindExpression() const {
-	return nullptr;
-}
-
-void GlobalElement::addChild(std::shared_ptr<SyntaxElement> citem) {
-}
-
-ElementAccess::ElementAccess(std::shared_ptr<const SyntaxElement> point) {
-	peers = point;
-}
-
-std::shared_ptr<const SyntaxElement> ElementAccess::element() const {
-	return peers;
-}
-
-QList<std::shared_ptr<const ElementAccess>> ElementAccess::children() const {
-	auto expression_inst = element()->bindExpression();
-	auto children = expression_inst->children();
-
-	QList<std::shared_ptr<const ElementAccess>> retvalues;
-	for (auto item : children) {
-		auto elem_inst = std::dynamic_pointer_cast<const SyntaxElement>(item);
-		retvalues.append(std::make_shared<ElementAccess>(elem_inst));
-	}
-	return retvalues;
-}
-
-QList<std::shared_ptr<const TokenAccess>> ElementAccess::tokens() const {
-	return element()->selfTokens();
-}
-
-TokenAccess::TokenAccess(std::shared_ptr<const SyntaxElement> elm_inst, std::shared_ptr<const lib_token::IToken> token_inst)
-	: element_bind(elm_inst), token_store(token_inst) { }
-
-std::shared_ptr<const SyntaxElement> TokenAccess::bind() const {
-	return element_bind;
-}
-
-std::shared_ptr<const lib_token::IToken> TokenAccess::token() const {
-	return token_store;
-}
diff --git a/libSyntax/ast_access.h b/libSyntax/ast_access.h
deleted file mode 100644
index 496c1d0..0000000
--- a/libSyntax/ast_access.h
+++ /dev/null
@@ -1,136 +0,0 @@
-#pragma once
-
-#include <QString>
-#include <QList>
-#include <QHash>
-#include "ast_basic.h"
-
-
-namespace ast_gen {
-	class TokenAccess;
-
-	/**
-	 * @brief 解析上下文
-	 */
-	class SyntaxElement {
-	public:
-		virtual ~SyntaxElement() = default;
-		/**
-		 * 绑定表达式实体.
-		 *
-		 * \return 表达式实例
-		 */
-		virtual std::shared_ptr<const ast_basic::IExprInstance> bindExpression() const = 0;
-
-		/**
-		 * @brief 类型标记
-		 * @return
-		 */
-		virtual int typeMark() const = 0;
-
-		/**
-		 * 是否属于匿名节点.
-		 *
-		 * \return 匿名标志
-		 */
-		virtual bool isAnonymous() const = 0;
-
-		/**
-		 * @brief 文件路径
-		 * @return
-		 */
-		virtual QString path() const = 0;
-
-		/**
-		 * @brief 元素签名，如果是匿名元素返回空字符串
-		 * @return
-		 */
-		virtual QString signature() const = 0;
-
-		/**
-		 * @brief 获取父元素
-		 * @return 未设置parent，返回nullptr
-		 */
-		virtual std::weak_ptr<const SyntaxElement> parent() const = 0;
-		/**
-		 * @brief 重置父指针.
-		 *
-		 * \param inst
-		 */
-		virtual void setParent(std::shared_ptr<const SyntaxElement> inst) = 0;
-
-		/**
-		 * @brief 定义元素自身的Token集合
-		 * @return
-		 */
-		virtual QList<std::shared_ptr<const TokenAccess>> selfTokens() const = 0;
-	};
-
-	/**
-	 * @brief 语法元素整理访问接口
-	 */
-	class LIBSYNTAX_EXPORT ElementAccess {
-	private:
-		std::shared_ptr<const SyntaxElement> peers;
-
-	public:
-		ElementAccess(std::shared_ptr<const SyntaxElement> point);
-
-		std::shared_ptr<const SyntaxElement> element() const;
-		QList<std::shared_ptr<const ElementAccess>> children() const;
-
-		/**
-		 * @brief 获取该元素下所有Token定义
-		 * @return
-		 */
-		virtual QList<std::shared_ptr<const TokenAccess>> tokens() const;
-	};
-
-	class LIBSYNTAX_EXPORT TokenAccess {
-	private:
-		std::shared_ptr<const ast_gen::SyntaxElement> element_bind;
-		std::shared_ptr<const lib_token::IToken> token_store;
-
-	public:
-		TokenAccess(std::shared_ptr<const ast_gen::SyntaxElement> elm_inst, std::shared_ptr<const lib_token::IToken> token_inst);
-		virtual std::shared_ptr<const ast_gen::SyntaxElement> bind() const;
-		virtual std::shared_ptr<const lib_token::IToken> token() const;
-	};
-
-	/**
-	 * @brief 根元素定义
-	 */
-	class LIBSYNTAX_EXPORT GlobalElement : public SyntaxElement {
-	private:
-		QString names_store;
-		QHash<QString, std::shared_ptr<const SyntaxElement>> node_cache;
-
-	public:
-		static GlobalElement* UniquePtr;
-		GlobalElement(const QString& name);
-
-		virtual void clearCache();
-		virtual std::shared_ptr<const ast_gen::SyntaxElement> appendToCache(std::shared_ptr<const ast_gen::SyntaxElement> named_node);
-		/**
-		 * @brief 通过节点签名获取定义节点
-		 * @param signature 完全签名
-		 * @return
-		 * @throws 没有指定节点抛出异常
-		 */
-		virtual std::shared_ptr<const ast_gen::SyntaxElement> getNamedNodeBy(int paramType, const QString& signature) const;
-		virtual void addChild(std::shared_ptr<ast_gen::SyntaxElement> citem);
-
-		// ParseElement interface
-	public:
-		virtual int typeMark() const override;
-		virtual bool isAnonymous() const override;
-		virtual QString signature() const override;
-		virtual QString path() const override;
-		virtual std::weak_ptr<const SyntaxElement> parent() const override;
-		virtual void setParent(std::shared_ptr<const SyntaxElement> inst) override;
-		virtual QList<std::shared_ptr<const TokenAccess>> selfTokens() const override;
-
-		// 通过 SyntaxElement 继承
-		virtual std::shared_ptr<const ast_basic::IExprInstance> bindExpression() const override;
-	};
-}
\ No newline at end of file
diff --git a/libSyntax/ast_gen.cpp b/libSyntax/ast_gen.cpp
index b7a2a46..1fa6a85 100644
--- a/libSyntax/ast_gen.cpp
+++ b/libSyntax/ast_gen.cpp
@@ -1,5 +1,4 @@
 #include "ast_gen.h"
-#include "ast_access.h"
 
 using namespace ast_gen;
 using namespace ast_basic;
@@ -27,10 +26,17 @@ QList<std::shared_ptr<const MatchCursor>> SyntaxParser::parse(std::shared_ptr<IP
 std::shared_ptr<IExprInstance> ast_gen::SyntaxParser::getAst(
 	std::shared_ptr<const lib_syntax::MatchCursor> cursor, std::shared_ptr<IExprInstance> root) {
 
+	QList<std::shared_ptr<const IActionToken>> token_seqs;
 	std::shared_ptr<const IActionToken> action_token = cursor->currentToken();
-	while (action_token->prevToken()) {
+	while (action_token) {
+		token_seqs.prepend(action_token);
 		action_token = action_token->prevToken();
 	}
 
-	return std::const_pointer_cast<IActionToken>(action_token)->makeSure(root);
+	auto expr_inst = root;
+	for (auto ins_t : token_seqs) {
+		expr_inst = std::const_pointer_cast<IActionToken>(ins_t)->makeSure(expr_inst);
+	}
+
+	return expr_inst;
 }
diff --git a/libSyntax/ast_gen.h b/libSyntax/ast_gen.h
index df59712..b98a0eb 100644
--- a/libSyntax/ast_gen.h
+++ b/libSyntax/ast_gen.h
@@ -9,7 +9,7 @@ namespace ast_gen {
 	/**
 	* @brief 语法解析器
 	*/
-	class SyntaxParser {
+	class LIBSYNTAX_EXPORT SyntaxParser {
 	private:
 		std::shared_ptr<lib_syntax::IBasicRule> _rule_bind = nullptr;
 
diff --git a/libSyntax/ast_novel.cpp b/libSyntax/ast_novel.cpp
index c63d044..ad3fa37 100644
--- a/libSyntax/ast_novel.cpp
+++ b/libSyntax/ast_novel.cpp
@@ -1,5 +1,5 @@
 #include "ast_novel.h"
-
+#include <QtCore/QString>
 
 using namespace example_novel;
 using namespace lib_syntax;
@@ -199,3 +199,101 @@ QList<std::shared_ptr<const TokenAccess>> NGlobalElement::selfTokens() const {
 }
 
 NGlobalElement::NGlobalElement(const QString& root): ExprProgram(root) { }
+
+
+
+using namespace ast_gen;
+using namespace ast_basic;
+
+
+GlobalElement* GlobalElement::UniquePtr = nullptr;
+
+GlobalElement::GlobalElement(const QString& name) :names_store(name) {
+	UniquePtr = this;
+}
+
+void GlobalElement::clearCache() {
+	node_cache.clear();
+}
+
+std::shared_ptr<const SyntaxElement> GlobalElement::appendToCache(std::shared_ptr<const SyntaxElement> named_node) {
+	auto mixed_key = QString(u8"%1<%2>").arg(named_node->signature()).arg(named_node->typeMark());
+	if (node_cache.contains(mixed_key))
+		return node_cache[mixed_key];
+	node_cache[mixed_key] = named_node;
+	return nullptr;
+}
+
+std::shared_ptr<const SyntaxElement> GlobalElement::getNamedNodeBy(int paramType, const QString& signature) const {
+	auto mixed_key = QString(u8"%1<%2>").arg(signature).arg(paramType);
+	if (!node_cache.contains(mixed_key))
+		return nullptr;
+	return node_cache[mixed_key];
+}
+
+int GlobalElement::typeMark() const {
+	return 0;
+}
+
+bool GlobalElement::isAnonymous() const {
+	return true;
+}
+
+QString GlobalElement::signature() const {
+	return u8"::global";
+}
+
+QString GlobalElement::path() const {
+	return u8"";
+}
+
+std::weak_ptr<const SyntaxElement> GlobalElement::parent() const {
+	return std::weak_ptr<const SyntaxElement>();
+}
+
+void GlobalElement::setParent(std::shared_ptr<const SyntaxElement> inst) { }
+
+QList<std::shared_ptr<const TokenAccess>> GlobalElement::selfTokens() const {
+	return QList<std::shared_ptr<const TokenAccess>>();
+}
+
+std::shared_ptr<const IExprInstance> GlobalElement::bindExpression() const {
+	return nullptr;
+}
+
+void GlobalElement::addChild(std::shared_ptr<SyntaxElement> citem) { }
+
+ElementAccess::ElementAccess(std::shared_ptr<const SyntaxElement> point) {
+	peers = point;
+}
+
+std::shared_ptr<const SyntaxElement> ElementAccess::element() const {
+	return peers;
+}
+
+QList<std::shared_ptr<const ElementAccess>> ElementAccess::children() const {
+	auto expression_inst = element()->bindExpression();
+	auto children = expression_inst->children();
+
+	QList<std::shared_ptr<const ElementAccess>> retvalues;
+	for (auto item : children) {
+		auto elem_inst = std::dynamic_pointer_cast<const SyntaxElement>(item);
+		retvalues.append(std::make_shared<ElementAccess>(elem_inst));
+	}
+	return retvalues;
+}
+
+QList<std::shared_ptr<const TokenAccess>> ElementAccess::tokens() const {
+	return element()->selfTokens();
+}
+
+TokenAccess::TokenAccess(std::shared_ptr<const SyntaxElement> elm_inst, std::shared_ptr<const lib_token::IToken> token_inst)
+	: element_bind(elm_inst), token_store(token_inst) { }
+
+std::shared_ptr<const SyntaxElement> TokenAccess::bind() const {
+	return element_bind;
+}
+
+std::shared_ptr<const lib_token::IToken> TokenAccess::token() const {
+	return token_store;
+}
diff --git a/libSyntax/ast_novel.h b/libSyntax/ast_novel.h
index 523404f..4194582 100644
--- a/libSyntax/ast_novel.h
+++ b/libSyntax/ast_novel.h
@@ -1,8 +1,141 @@
 #pragma once
 
-#include "ast_access.h"
 #include "ast_basic.h"
 #include "libsyntax.h"
+#include <QtCore/QHash>
+#include <QtCore/QString>
+
+namespace ast_gen {
+	class TokenAccess;
+
+	/**
+	 * @brief 解析上下文
+	 */
+	class SyntaxElement {
+	public:
+		virtual ~SyntaxElement() = default;
+		/**
+		 * 绑定表达式实体.
+		 *
+		 * \return 表达式实例
+		 */
+		virtual std::shared_ptr<const ast_basic::IExprInstance> bindExpression() const = 0;
+
+		/**
+		 * @brief 类型标记
+		 * @return
+		 */
+		virtual int typeMark() const = 0;
+
+		/**
+		 * 是否属于匿名节点.
+		 *
+		 * \return 匿名标志
+		 */
+		virtual bool isAnonymous() const = 0;
+
+		/**
+		 * @brief 文件路径
+		 * @return
+		 */
+		virtual QString path() const = 0;
+
+		/**
+		 * @brief 元素签名，如果是匿名元素返回空字符串
+		 * @return
+		 */
+		virtual QString signature() const = 0;
+
+		/**
+		 * @brief 获取父元素
+		 * @return 未设置parent，返回nullptr
+		 */
+		virtual std::weak_ptr<const SyntaxElement> parent() const = 0;
+		/**
+		 * @brief 重置父指针.
+		 *
+		 * \param inst
+		 */
+		virtual void setParent(std::shared_ptr<const SyntaxElement> inst) = 0;
+
+		/**
+		 * @brief 定义元素自身的Token集合
+		 * @return
+		 */
+		virtual QList<std::shared_ptr<const TokenAccess>> selfTokens() const = 0;
+	};
+
+	/**
+	 * @brief 语法元素整理访问接口
+	 */
+	class LIBSYNTAX_EXPORT ElementAccess {
+	private:
+		std::shared_ptr<const SyntaxElement> peers;
+
+	public:
+		ElementAccess(std::shared_ptr<const SyntaxElement> point);
+
+		std::shared_ptr<const SyntaxElement> element() const;
+		QList<std::shared_ptr<const ElementAccess>> children() const;
+
+		/**
+		 * @brief 获取该元素下所有Token定义
+		 * @return
+		 */
+		virtual QList<std::shared_ptr<const TokenAccess>> tokens() const;
+	};
+
+	/**
+	* @brief Token元素访问接口
+	*/
+	class LIBSYNTAX_EXPORT TokenAccess {
+	private:
+		std::shared_ptr<const ast_gen::SyntaxElement> element_bind;
+		std::shared_ptr<const lib_token::IToken> token_store;
+
+	public:
+		TokenAccess(std::shared_ptr<const ast_gen::SyntaxElement> elm_inst, std::shared_ptr<const lib_token::IToken> token_inst);
+		virtual std::shared_ptr<const ast_gen::SyntaxElement> bind() const;
+		virtual std::shared_ptr<const lib_token::IToken> token() const;
+	};
+
+	/**
+	 * @brief 根元素定义
+	 */
+	class LIBSYNTAX_EXPORT GlobalElement : public SyntaxElement {
+	private:
+		QString names_store;
+		QHash<QString, std::shared_ptr<const SyntaxElement>> node_cache;
+
+	public:
+		static GlobalElement* UniquePtr;
+		GlobalElement(const QString& name);
+
+		virtual void clearCache();
+		virtual std::shared_ptr<const ast_gen::SyntaxElement> appendToCache(std::shared_ptr<const ast_gen::SyntaxElement> named_node);
+		/**
+		 * @brief 通过节点签名获取定义节点
+		 * @param signature 完全签名
+		 * @return
+		 * @throws 没有指定节点抛出异常
+		 */
+		virtual std::shared_ptr<const ast_gen::SyntaxElement> getNamedNodeBy(int paramType, const QString& signature) const;
+		virtual void addChild(std::shared_ptr<ast_gen::SyntaxElement> citem);
+
+		// ParseElement interface
+	public:
+		virtual int typeMark() const override;
+		virtual bool isAnonymous() const override;
+		virtual QString signature() const override;
+		virtual QString path() const override;
+		virtual std::weak_ptr<const SyntaxElement> parent() const override;
+		virtual void setParent(std::shared_ptr<const SyntaxElement> inst) override;
+		virtual QList<std::shared_ptr<const TokenAccess>> selfTokens() const override;
+
+		// 通过 SyntaxElement 继承
+		virtual std::shared_ptr<const ast_basic::IExprInstance> bindExpression() const override;
+	};
+}
 
 namespace example_novel {
 	enum class NovelNode {
@@ -236,6 +369,9 @@ namespace example_novel {
 		virtual QString signature() const override;
 	};
 
+	/**
+	* @brief 全局根元素
+	*/
 	class LIBSYNTAX_EXPORT NGlobalElement : public ast_basic::ExprProgram, public ast_gen::SyntaxElement {
 	public:
 		NGlobalElement(const QString &root);
diff --git a/libSyntax/libSyntax.vcxproj b/libSyntax/libSyntax.vcxproj
index 4482acc..c4ef402 100644
--- a/libSyntax/libSyntax.vcxproj
+++ b/libSyntax/libSyntax.vcxproj
@@ -108,11 +108,9 @@
     </Link>
   </ItemDefinitionGroup>
   <ItemGroup>
-    <ClCompile Include="ast_access.cpp" />
     <ClCompile Include="libtokens.cpp" />
     <ClCompile Include="syntax_novel.cpp" />
     <ClCompile Include="tokens_novel.cpp" />
-    <ClInclude Include="ast_access.h" />
     <ClInclude Include="ast_basic.h" />
     <ClInclude Include="ast_gen.h" />
     <ClInclude Include="ast_novel.h" />
diff --git a/libSyntax/libSyntax.vcxproj.filters b/libSyntax/libSyntax.vcxproj.filters
index e74e440..21e292a 100644
--- a/libSyntax/libSyntax.vcxproj.filters
+++ b/libSyntax/libSyntax.vcxproj.filters
@@ -53,9 +53,6 @@
     <ClInclude Include="tokens_impl.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="ast_access.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="ast_basic.cpp">
@@ -76,8 +73,5 @@
     <ClCompile Include="tokens_novel.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="ast_access.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/libSyntax/syntax_novel.cpp b/libSyntax/syntax_novel.cpp
index e2df938..289a940 100644
--- a/libSyntax/syntax_novel.cpp
+++ b/libSyntax/syntax_novel.cpp
@@ -148,8 +148,8 @@ auto document_define = ElementRule<Document>(u8"decls-doc", (int) NovelNode::Doc
 		MultiR(std::make_shared<const Any>(Rules{story_define, volume_decl}))
 	}
 ));
-//
-//std::shared_ptr<const ExprRule> NovalSyntax::getParseTree() { return document_define; }
+
+std::shared_ptr<const ExprRule> NovalSyntax::getSyntaxTree() { return document_define; }
 //std::shared_ptr<const ast_gen::SyntaxElement> NovalSyntax::tidy(std::shared_ptr<ast_gen::SyntaxElement> root, QList<std::shared_ptr<ast_gen::SyntaxElement>> children)
 //{
 //	build_objecttree(root, children);
diff --git a/libSyntax/syntax_novel.h b/libSyntax/syntax_novel.h
index 0e956ba..ed6086b 100644
--- a/libSyntax/syntax_novel.h
+++ b/libSyntax/syntax_novel.h
@@ -7,19 +7,19 @@
 #include <tokens_novel.h>
 
 namespace example_novel {
-    //class LIBSYNTAX_EXPORT NovalSyntax {
-    //public:
-    //    /**
-    //     * @brief 获取novel语法解析树
-    //     * @return
-    //     */
-    //    static std::shared_ptr<const ExprRule> getParseTree();
+    class LIBSYNTAX_EXPORT NovalSyntax {
+    public:
+        /**
+         * @brief 获取novel语法解析树
+         * @return
+         */
+        static std::shared_ptr<const lib_syntax::ExprRule> getSyntaxTree();
 
     //    static std::shared_ptr<const ast_gen::SyntaxElement> tidy(std::shared_ptr<ast_gen::SyntaxElement> root, QList<std::shared_ptr<ast_gen::SyntaxElement>> docs);
 
     //private:
     //    static void build_objecttree(std::shared_ptr<ast_gen::SyntaxElement> root, QList<std::shared_ptr<ast_gen::SyntaxElement>> docs);
     //    static void node_register(std::shared_ptr<const ast_gen::SyntaxElement> root, QList<std::shared_ptr<ast_gen::SyntaxElement>> docs);
-    //};
+    };
 
 } // namespace example_novel
\ No newline at end of file