1 files changed, 42 insertions, 0 deletions
diff --git a/src/minijava/typecheck/Main.java b/src/minijava/typecheck/Main.java
new file mode 100644
index 0000000..35ac860
--- /dev/null
+++ b/src/minijava/typecheck/Main.java
@@ -0,0 +1,42 @@
+/**
+ * 用于类型检查的主函数入口
+ */
+package minijava.typecheck;
+
+import minijava.MiniJavaParser;
+import minijava.ParseException;
+import minijava.TokenMgrError;
+import minijava.symboltable.MClasses;
+import minijava.symboltable.MType;
+import minijava.syntaxtree.Node;
+import minijava.visitor.BuildSymbolTableVisitor;
+
+public class Main {
+
+	public static void main(String[] args) {
+
+		try {
+			new MiniJavaParser(System.in);
+			Node root = MiniJavaParser.Goal();
+
+			// 初始化符号表中最大的类
+			MType my_classes = new MClasses();
+
+			// 遍历抽象语法树，建立符号表，检查是否重复定义
+			root.accept(new BuildSymbolTableVisitor(), my_classes);
+
+			// 打印错误信息
+			PrintError.printAll();
+		} catch (TokenMgrError e) {
+
+			// Handle Lexical Errors
+			e.printStackTrace();
+		} catch (ParseException e) {
+
+			// Handle Grammar Errors
+			e.printStackTrace();
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+	}
+}
+\ No newline at end of file