Left Precedence

Corrected left precedence rules when a right precedence rule is not
available (or parenthesis (woah)).

miniJava/src/miniJava/SyntacticAnalyzer/Parser.java

@@ -500,10 +500,11 @@ public class Parser {
 	 * @throws IOException
 	 */
 	private Expression parseExpression() throws IOException {
+		
 		Expression e = parseCExpression();
 		while(peek(1).spelling.equals("||")) {
 			Operator o = new Operator(accept(Token.TYPE.BINOP), null);
-			e = new BinaryExpr(o, e, parseExpression(), null);
+			e = new BinaryExpr(o, e, parseCExpression(), null);
 		}
 		
 		return e;
@@ -515,10 +516,11 @@ public class Parser {
 	 * @throws IOException
 	 */
 	private Expression parseCExpression() throws IOException {
+
 		Expression e = parseEExpression();
 		while(peek(1).spelling.equals("&&")) {
 			Operator o = new Operator(accept(Token.TYPE.BINOP), null);
-			e = new BinaryExpr(o, e, parseCExpression(), null);
+			e = new BinaryExpr(o, e, parseEExpression(), null);
 		}
 		
 		return e;
@@ -530,10 +532,11 @@ public class Parser {
 	 * @throws IOException
 	 */
 	private Expression parseEExpression() throws IOException {
+		
 		Expression e = parseRExpression();
 		while(peek(1).spelling.equals("==") || peek(1).spelling.equals("!=")) {
 			Operator o = new Operator(accept(Token.TYPE.BINOP), null);
-			e = new BinaryExpr(o, e, parseEExpression(), null);
+			e = new BinaryExpr(o, e, parseRExpression(), null);
 		}
 		
 		return e;
@@ -545,11 +548,12 @@ public class Parser {
 	 * @throws IOException
 	 */
 	private Expression parseRExpression() throws IOException {
+		
 		Expression e = parseAExpression();
 		while(peek(1).spelling.equals("<") || peek(1).spelling.equals("<=")
 		   || peek(1).spelling.equals(">") || peek(1).spelling.equals(">=")) {
 			Operator o = new Operator(accept(Token.TYPE.BINOP), null);
-			e = new BinaryExpr(o, e, parseRExpression(), null);
+			e = new BinaryExpr(o, e, parseAExpression(), null);
 		}
 		
 		return e;
@@ -561,10 +565,11 @@ public class Parser {
 	 * @throws IOException
 	 */
 	private Expression parseAExpression() throws IOException {
+		
 		Expression e = parseMExpression();
 		while(peek(1).spelling.equals("+") || peek(1).spelling.equals("-")) {
 			Operator o = new Operator(accept(Token.TYPE.BINOP), null);
-			e = new BinaryExpr(o, e, parseAExpression(), null);
+			e = new BinaryExpr(o, e, parseMExpression(), null);
 		}
 		
 		return e;
@@ -576,10 +581,11 @@ public class Parser {
 	 * @throws IOException
 	 */
 	private Expression parseMExpression() throws IOException {
+		
 		Expression e = parseSingleExpression();
 		while(peek(1).spelling.equals("*") || peek(1).spelling.equals("/")) {
 			Operator o = new Operator(accept(Token.TYPE.BINOP), null);
-			e = new BinaryExpr(o, e, parseMExpression(), null);
+			e = new BinaryExpr(o, e, parseSingleExpression(), null);
 		}
 		
 		return e;

miniJava/src/tester/Checkpoint2.java

@@ -0,0 +1,98 @@
+package tester;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.FileInputStream;
+import java.util.Scanner;
+
+/* Automated regression tester for Checkpoint 2 tests
+ * Created by Max Beckman-Harned
+ * Put your tests in "tests/pa2_tests" folder in your Eclipse workspace directory
+ * If you preface your error messages / exceptions with ERROR or *** then they will be displayed if they appear during processing
+ */
+
+public class Checkpoint2 {
+	
+	private static class ReturnInfo {
+		int returnCode;
+		String ast;
+		public ReturnInfo(int _returnCode, String _ast) {
+			returnCode = _returnCode;
+			ast = _ast;
+		}
+	}
+	
+	public static void main(String[] args) throws IOException, InterruptedException {
+		File testDir = new File(System.getProperty("java.class.path")
+				+ "/../tests/pa2_tests");
+		int failures = 0;
+		for (File x : testDir.listFiles()) {
+			if (x.getName().endsWith("out") || x.getName().startsWith("."))
+				continue;
+			ReturnInfo info = runTest(x); 
+			int returnCode = info.returnCode;
+			String ast = info.ast;
+			if (x.getName().indexOf("pass") != -1) {
+				if (returnCode == 0) {
+					String actualAST = getAST(new FileInputStream(x.getPath() + ".out"));
+					if (actualAST.equals(ast))
+						System.out.println(x.getName() + " parsed successfully and has a correct AST!");
+					else {
+						System.err.println(x.getName() + " parsed successfully but has an incorrect AST!");
+						failures++;
+					}
+					}
+				else {
+					failures++;
+					System.err.println(x.getName()
+							+ " failed to be parsed!");
+				}
+			} else {
+				if (returnCode == 4)
+					System.out.println(x.getName() + " failed successfully!");
+				else {
+					System.err.println(x.getName() + " did not fail properly!");
+					failures++;
+				}
+			}
+		}
+		System.out.println(failures + " failures in all.");	
+	}
+	
+	private static ReturnInfo runTest(File x) throws IOException, InterruptedException {
+		ProcessBuilder pb = new ProcessBuilder("java", "miniJava.Compiler", x.getPath()).directory(new File(System.getProperty("java.class.path")));
+		pb.redirectErrorStream(true);
+		Process p = pb.start();
+
+		String ast = getAST(p.getInputStream());
+		p.waitFor();
+		int exitValue = p.exitValue();
+		return new ReturnInfo(exitValue, ast);
+	}
+	
+	
+	public static String getAST(InputStream stream) {
+		Scanner scan = new Scanner(stream);
+		String ast = null; 
+		while (scan.hasNextLine()) {
+			String line = scan.nextLine();
+			if (line.equals("======= AST Display =========================")) {
+				line = scan.nextLine();
+				while(scan.hasNext() && !line.equals("=============================================")) {
+					ast += line + "\n";
+					line = scan.nextLine();
+				}
+			}
+			if (line.startsWith("*** "))
+				System.out.println(line);
+			if (line.startsWith("ERROR")) {
+				System.out.println(line);
+				while(scan.hasNext())
+					System.out.println(scan.next());
+			}
+		}
+		scan.close();
+		return ast;
+	}
+}

miniJava/test.java

@@ -1,10 +1,7 @@
-// Simple PA2 Example
-class PA2 {
-
-	public boolean c;
-	private static id[] test;
-	
-	public static void main(String[] args) {
-		int x = -1 || 2 + (8 <= 8) == -6 && (9 > 10) * 3;
+// PA1 lex binop pass
+class id {
+    void p(){
+        int x = 1 + 2 * 3 / 4 > 5 >= 6 < 7 <= 8 != 9 && 0 || 1;
     }
 }
+

miniJava/tests/pa2_tests/fail117.java

@@ -0,0 +1,2 @@
+// PA1 lex comment fail
+class id {} /* unterminated 

miniJava/tests/pa2_tests/fail119.java

@@ -0,0 +1,2 @@
+// PA1 lex ill char fail
+class NonTokens{} #

miniJava/tests/pa2_tests/fail125.java

@@ -0,0 +1,7 @@
+// PA1 lex binop fail
+class id {
+    void p(){
+        int x = 1 &| 0;
+    }
+}
+

miniJava/tests/pa2_tests/fail130.java

@@ -0,0 +1,5 @@
+// PA1 lex trailing start char fail
+class Almost {
+   public static void main (String [] args) {
+   } // nothing follows next slash
+} /

miniJava/tests/pa2_tests/fail131.java

@@ -0,0 +1,5 @@
+// PA1 lex comment fail
+class IllegalComment {
+   public static void main (String [] args) {
+   } // nothing follows final *
+}/* ****

miniJava/tests/pa2_tests/fail145.java

@@ -0,0 +1,6 @@
+// PA1 parse field decl fail
+class id {
+    public void [] x;
+}
+
+

miniJava/tests/pa2_tests/fail146.java

@@ -0,0 +1,8 @@
+// PA1 parse local decl fail
+class id {
+    void foo() {
+        Nonesuch x[2] = 3;
+    }
+}
+
+

miniJava/tests/pa2_tests/fail147.java

@@ -0,0 +1,8 @@
+// PA1 parse local decl fail
+class id {
+    public void f(){
+        Ref [] x(33);
+    }
+}
+
+

miniJava/tests/pa2_tests/fail148.java

@@ -0,0 +1,8 @@
+// PA1 parse local decl fail
+class id {
+    public void f(){
+        int x;
+    }
+}
+
+

miniJava/tests/pa2_tests/fail150.java

@@ -0,0 +1,6 @@
+// PA1 parse local decl fail
+class idfail {
+   public void foo () {
+      int [] x[3] = null;
+   }
+}

miniJava/tests/pa2_tests/fail151.java

@@ -0,0 +1,6 @@
+// PA1 parse local decl fail
+class LValueFail {
+   void foo () {
+      true = false;
+   }
+}

miniJava/tests/pa2_tests/fail154.java

@@ -0,0 +1,6 @@
+// PA1 parse expr fail
+class IllegalExpressions {
+   void main () {
+      z = a+!=b;
+   }
+}

miniJava/tests/pa2_tests/fail155.java

@@ -0,0 +1,6 @@
+// PA1 parse stmt fail
+class IllegalStmt {
+   void main () {
+       this;
+   }
+}

miniJava/tests/pa2_tests/fail158.java

@@ -0,0 +1,6 @@
+// PA1 parse ref fail
+class IllegalExpressions {
+    void foo () {
+      a b [c] = d;   // not ok
+   }
+}

miniJava/tests/pa2_tests/fail161.java

@@ -0,0 +1,8 @@
+// PA1 parse decl fail
+class Test {
+
+    void p() {
+        boolean [] a = b;
+    }
+}
+

miniJava/tests/pa2_tests/fail162.java

@@ -0,0 +1,8 @@
+// PA1 parse call fail
+class Test {
+
+    void p(int a, boolean b) {
+      int p(a,b);
+    }
+}
+

miniJava/tests/pa2_tests/fail163.java

@@ -0,0 +1,8 @@
+// PA1 parse decl fail
+class Test {
+
+    void p(int a) {
+        Test [ ]  x.y = a;
+    }
+}
+

miniJava/tests/pa2_tests/fail164.java

@@ -0,0 +1,8 @@
+// PA1 parse assign fail
+class Test {
+
+    void p(int a) {
+        Test [ ]  = a * 3;
+    }
+}
+

miniJava/tests/pa2_tests/fail165.java

@@ -0,0 +1,8 @@
+// PA1 parse call fail
+class Test {
+
+    void p(int a) {
+	c.p(2,3)[3] = 4;
+    }
+}
+

miniJava/tests/pa2_tests/fail167.java

@@ -0,0 +1,8 @@
+// PA1 parse assign fail
+class Test {
+
+    void p() {
+	x.y() = z;
+    }
+}
+

miniJava/tests/pa2_tests/fail168.java

@@ -0,0 +1,8 @@
+// PA1 parse decl fail
+class Test {
+
+    void p() {
+	c [] d b = new int[4];
+    }
+}
+

miniJava/tests/pa2_tests/fail201.java

@@ -0,0 +1,4 @@
+// PA2 local var decl fail
+class A {
+    int p(){A A A = b;}
+}

miniJava/tests/pa2_tests/fail206.java

@@ -0,0 +1,7 @@
+// PA2 statement after return
+class A {
+    int p(){
+        return 2; 
+        x = 3;
+    }
+}

miniJava/tests/pa2_tests/fail207.java

@@ -0,0 +1,4 @@
+// PA2 missing first parameter name
+class A {
+    int p(A [], int b){}
+}

miniJava/tests/pa2_tests/fail208.java

@@ -0,0 +1,4 @@
+// PA2 illegal array type
+class A {
+    int p(void [] x){}
+}

miniJava/tests/pa2_tests/fail210.java

@@ -0,0 +1,4 @@
+// PA2 parameter decl fail
+class A {
+    void foo(x){}
+}

miniJava/tests/pa2_tests/fail212.java

@@ -0,0 +1,7 @@
+// PA2 local var decl fail
+class A {
+
+    A p(){
+        private int stuff = 3;
+    }
+}

miniJava/tests/pa2_tests/fail213.java

@@ -0,0 +1,7 @@
+// PA2 stmt fail
+class A {
+    void p(){
+        if x  
+            int x = 3;
+    }
+}

miniJava/tests/pa2_tests/fail214.java

@@ -0,0 +1,6 @@
+// PA2 stmt fail
+class A {
+    void p(){
+        this;
+    }
+}

miniJava/tests/pa2_tests/fail216.java

@@ -0,0 +1,6 @@
+// PA2 lex fail
+class A {
+    void f(){
+        p = p & !p;
+    }
+}

miniJava/tests/pa2_tests/fail217.java

@@ -0,0 +1,6 @@
+// PA2 expr fail
+class A {
+    void f(){
+        c = a <=< b;
+    }
+}

miniJava/tests/pa2_tests/fail218.java

@@ -0,0 +1,6 @@
+// PA2 predecrement fail
+class A {
+    void f(){
+        c = --b;
+    }
+}

miniJava/tests/pa2_tests/fail219.java

@@ -0,0 +1,6 @@
+// PA2 expr fail
+class A {
+    void f(){
+        c = ++b;
+    }
+}

miniJava/tests/pa2_tests/fail220.java

@@ -0,0 +1,6 @@
+// PA2 stmt fail
+class A {
+    private void p(){
+        return;
+    }
+}

miniJava/tests/pa2_tests/fail222.java

@@ -0,0 +1,6 @@
+// PA2 expr fail
+class A {
+    void p(){
+	int b = c / * d /* */;    
+    }
+}

miniJava/tests/pa2_tests/fail224.java

@@ -0,0 +1,6 @@
+// PA2 expr fail
+class A {
+    void p(){
+	int b = p ! p;
+    }
+}

miniJava/tests/pa2_tests/fail230.java

@@ -0,0 +1,4 @@
+// PA2 incorrect reference
+class A {
+    void p(){  x = a.this; }
+}

miniJava/tests/pa2_tests/fail231.java

@@ -0,0 +1,4 @@
+// PA2 incorrect reference
+class A {
+    void p(){  x = this[i]; }
+}

miniJava/tests/pa2_tests/fail232.java

@@ -0,0 +1,4 @@
+// PA2 incorrect reference
+class A {
+    void p(){  x = a[i][j]; }
+}

miniJava/tests/pa2_tests/fail233.java

@@ -0,0 +1,4 @@
+// PA2 incorrect new expr
+class A {
+    void p(){  x = new void [3]; }
+}

miniJava/tests/pa2_tests/fail234.java

@@ -0,0 +1,4 @@
+// PA2 invalid type in parameter declaration
+class A {
+    void p(void [] x){ }
+}

miniJava/tests/pa2_tests/pass101.java

@@ -0,0 +1,3 @@
+// PA1 lex id pass
+class id {}
+

miniJava/tests/pa2_tests/pass101.java.out

@@ -0,0 +1,8 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass110.java

@@ -0,0 +1,3 @@
+// PA1 lex comment pass
+class // comment $$ followed by \r\n
+id {}

miniJava/tests/pa2_tests/pass110.java.out

@@ -0,0 +1,8 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass113.java

@@ -0,0 +1,2 @@
+// PA1 lex comment pass
+class id {} // trailing comment terminated by \r\n

miniJava/tests/pa2_tests/pass113.java.out

@@ -0,0 +1,8 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass120.java

@@ -0,0 +1,3 @@
+// PA1 lex comment pass
+class /*/$*/ id {}
+

miniJava/tests/pa2_tests/pass120.java.out

@@ -0,0 +1,8 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass130.java.out

@@ -0,0 +1,4 @@
+======= AST Display =========================
+Package
+  ClassDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass131.java

@@ -0,0 +1,12 @@
+// PA1 lex whitespace including tab
+class Test {
+ 		 /* multiple comments between
+     */    
+
+    // tokens
+
+    /**//* is OK */
+
+
+}
+

miniJava/tests/pa2_tests/pass131.java.out

@@ -0,0 +1,8 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "Test" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass132.java

@@ -0,0 +1,3 @@
+// PA1 lex comment pass
+class // comment followed by \n only 
+id {}

miniJava/tests/pa2_tests/pass132.java.out

@@ -0,0 +1,8 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass133.java

@@ -0,0 +1,3 @@
+// PA1 lex comment pass
+class // comment followed by \r only
+ id {}

miniJava/tests/pa2_tests/pass133.java.out

@@ -0,0 +1,8 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass136.java

@@ -0,0 +1,2 @@
+// PA1 lex comment pass
+class id {} // unterminated comment - no trailing \r\n    

miniJava/tests/pa2_tests/pass136.java.out

@@ -0,0 +1,8 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass137.java

@@ -0,0 +1,2 @@
+// PA1 lex comment pass
+class id {} /* no trailing \r\n */    

miniJava/tests/pa2_tests/pass137.java.out

@@ -0,0 +1,8 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass140.java

@@ -0,0 +1,5 @@
+// PA1 parse field decl pass
+class id {
+    public static Type x;
+}
+

miniJava/tests/pa2_tests/pass140.java.out

@@ -0,0 +1,12 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [1]
+  .   . (public static) FieldDecl
+  .   .   ClassType
+  .   .     "Type" classname
+  .   .   "x" fieldname
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass141.java

@@ -0,0 +1,5 @@
+// PA1 parse field decl pass
+class id {
+    private static Type x;
+}
+

miniJava/tests/pa2_tests/pass141.java.out

@@ -0,0 +1,12 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [1]
+  .   . (private static) FieldDecl
+  .   .   ClassType
+  .   .     "Type" classname
+  .   .   "x" fieldname
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass142.java

@@ -0,0 +1,5 @@
+// PA1 parse field decl pass
+class id {
+    static Type x;
+}
+

miniJava/tests/pa2_tests/pass142.java.out

@@ -0,0 +1,12 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [1]
+  .   . (public static) FieldDecl
+  .   .   ClassType
+  .   .     "Type" classname
+  .   .   "x" fieldname
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass143.java

@@ -0,0 +1,5 @@
+// PA1 parse field decl pass
+class id {
+    Type x;
+}
+

miniJava/tests/pa2_tests/pass143.java.out

@@ -0,0 +1,12 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [1]
+  .   . (public) FieldDecl
+  .   .   ClassType
+  .   .     "Type" classname
+  .   .   "x" fieldname
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass146.java

@@ -0,0 +1,5 @@
+// PA1 parse field decl pass
+class id {
+    static void x;
+}
+

miniJava/tests/pa2_tests/pass146.java.out

@@ -0,0 +1,11 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [1]
+  .   . (public static) FieldDecl
+  .   .   VOID BaseType
+  .   .   "x" fieldname
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass147.java

@@ -0,0 +1,5 @@
+// PA1 parse method decl pass
+class id {
+    public static void main(String[] args){}
+}
+

miniJava/tests/pa2_tests/pass147.java.out

@@ -0,0 +1,18 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [1]
+  .   . (public static) MethodDecl
+  .   .   VOID BaseType
+  .   .   "main" methodname
+  .   .   ParameterDeclList [1]
+  .   .   . ParameterDecl
+  .   .   .   ArrayType
+  .   .   .     ClassType
+  .   .   .       "String" classname
+  .   .   .   "args"parametername 
+  .   .   StmtList [0]
+=============================================

miniJava/tests/pa2_tests/pass148.java

@@ -0,0 +1,5 @@
+// PA1 parse method decl pass
+class id {
+    private int f(int x, boolean b) {return 3;}
+}
+

miniJava/tests/pa2_tests/pass148.java.out

@@ -0,0 +1,21 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "id" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [1]
+  .   . (private) MethodDecl
+  .   .   INT BaseType
+  .   .   "f" methodname
+  .   .   ParameterDeclList [2]
+  .   .   . ParameterDecl
+  .   .   .   INT BaseType
+  .   .   .   "x"parametername 
+  .   .   . ParameterDecl
+  .   .   .   BOOLEAN BaseType
+  .   .   .   "b"parametername 
+  .   .   StmtList [0]
+  .   .   LiteralExpr
+  .   .     "3" IntLiteral
+=============================================

miniJava/tests/pa2_tests/pass150.java

@@ -0,0 +1,9 @@
+// PA1 parse classdecls pass
+class MainClass {
+    public static void main (String [] args) {}
+}
+
+class OfItsOwn {
+   int A_01;
+}  // class OfItsOwn
+

miniJava/tests/pa2_tests/pass150.java.out

@@ -0,0 +1,25 @@
+======= AST Display =========================
+Package
+  ClassDeclList [2]
+  . ClassDecl
+  .   "MainClass" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [1]
+  .   . (public static) MethodDecl
+  .   .   VOID BaseType
+  .   .   "main" methodname
+  .   .   ParameterDeclList [1]
+  .   .   . ParameterDecl
+  .   .   .   ArrayType
+  .   .   .     ClassType
+  .   .   .       "String" classname
+  .   .   .   "args"parametername 
+  .   .   StmtList [0]
+  . ClassDecl
+  .   "OfItsOwn" classname
+  .   FieldDeclList [1]
+  .   . (public) FieldDecl
+  .   .   INT BaseType
+  .   .   "A_01" fieldname
+  .   MethodDeclList [0]
+=============================================

miniJava/tests/pa2_tests/pass152.java

@@ -0,0 +1,8 @@
+// PA1 parse new pass
+class MainClass {
+   public static void main (String [] args) {
+      SecondSubClass newobj = new SecondSubClass ();
+   }
+}
+
+

miniJava/tests/pa2_tests/pass152.java.out

@@ -0,0 +1,26 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "MainClass" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [1]
+  .   . (public static) MethodDecl
+  .   .   VOID BaseType
+  .   .   "main" methodname
+  .   .   ParameterDeclList [1]
+  .   .   . ParameterDecl
+  .   .   .   ArrayType
+  .   .   .     ClassType
+  .   .   .       "String" classname
+  .   .   .   "args"parametername 
+  .   .   StmtList [1]
+  .   .   . VarDeclStmt
+  .   .   .   VarDecl
+  .   .   .     ClassType
+  .   .   .       "SecondSubClass" classname
+  .   .   .     "newobj" varname
+  .   .   .   NewObjectExpr
+  .   .   .     ClassType
+  .   .   .       "SecondSubClass" classname
+=============================================

miniJava/tests/pa2_tests/pass153.java

@@ -0,0 +1,8 @@
+// PA1 parse new pass
+class Foo {
+   void bar() {
+      int[] newarr = new int[20];
+   }
+}
+
+

miniJava/tests/pa2_tests/pass153.java.out

@@ -0,0 +1,22 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "Foo" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [1]
+  .   . (public) MethodDecl
+  .   .   VOID BaseType
+  .   .   "bar" methodname
+  .   .   ParameterDeclList [0]
+  .   .   StmtList [1]
+  .   .   . VarDeclStmt
+  .   .   .   VarDecl
+  .   .   .     ArrayType
+  .   .   .       INT BaseType
+  .   .   .     "newarr" varname
+  .   .   .   NewArrayExpr
+  .   .   .     INT BaseType
+  .   .   .     LiteralExpr
+  .   .   .       "20" IntLiteral
+=============================================

miniJava/tests/pa2_tests/pass154.java

@@ -0,0 +1,23 @@
+// PA1 parse methods pass
+class MainClass {
+   public static void main (String [] args) {
+   }
+}
+class SuperClass
+{
+   public void setWorth (int worth){
+      integer = worth;
+   }
+   
+   public int getWorth (){
+      return this.integer;
+   }
+   
+   public void setTruth (boolean truth){
+      bool = truth;
+   }
+   
+   public int getTruth (){
+      return this.bool;
+   }
+}

miniJava/tests/pa2_tests/pass154.java.out

@@ -0,0 +1,68 @@
+======= AST Display =========================
+Package
+  ClassDeclList [2]
+  . ClassDecl
+  .   "MainClass" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [1]
+  .   . (public static) MethodDecl
+  .   .   VOID BaseType
+  .   .   "main" methodname
+  .   .   ParameterDeclList [1]
+  .   .   . ParameterDecl
+  .   .   .   ArrayType
+  .   .   .     ClassType
+  .   .   .       "String" classname
+  .   .   .   "args"parametername 
+  .   .   StmtList [0]
+  . ClassDecl
+  .   "SuperClass" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [4]
+  .   . (public) MethodDecl
+  .   .   VOID BaseType
+  .   .   "setWorth" methodname
+  .   .   ParameterDeclList [1]
+  .   .   . ParameterDecl
+  .   .   .   INT BaseType
+  .   .   .   "worth"parametername 
+  .   .   StmtList [1]
+  .   .   . AssignStmt
+  .   .   .   IdRef
+  .   .   .     "integer" Identifier
+  .   .   .   RefExpr
+  .   .   .     IdRef
+  .   .   .       "worth" Identifier
+  .   . (public) MethodDecl
+  .   .   INT BaseType
+  .   .   "getWorth" methodname
+  .   .   ParameterDeclList [0]
+  .   .   StmtList [0]
+  .   .   RefExpr
+  .   .     QualifiedRef
+  .   .       "integer" Identifier
+  .   .       ThisRef
+  .   . (public) MethodDecl
+  .   .   VOID BaseType
+  .   .   "setTruth" methodname
+  .   .   ParameterDeclList [1]
+  .   .   . ParameterDecl
+  .   .   .   BOOLEAN BaseType
+  .   .   .   "truth"parametername 
+  .   .   StmtList [1]
+  .   .   . AssignStmt
+  .   .   .   IdRef
+  .   .   .     "bool" Identifier
+  .   .   .   RefExpr
+  .   .   .     IdRef
+  .   .   .       "truth" Identifier
+  .   . (public) MethodDecl
+  .   .   INT BaseType
+  .   .   "getTruth" methodname
+  .   .   ParameterDeclList [0]
+  .   .   StmtList [0]
+  .   .   RefExpr
+  .   .     QualifiedRef
+  .   .       "bool" Identifier
+  .   .       ThisRef
+=============================================

miniJava/tests/pa2_tests/pass155.java

@@ -0,0 +1,21 @@
+// PA1 parse parse pass
+class MainClass {
+   public static void main (String [] args) {
+      SecondSubClass newobj = new SecondSubClass ();
+   }
+}
+class SuperClass
+{
+   private void fillup (boolean open, int [] jar, int marble, int upto) {
+
+      int index = 0;
+      if (open == true) {
+         while ( index < upto ) {
+            ownjar [index] = jar [index];
+	    jar [index] = marble;
+         }  // while
+      }  // if
+   }  // fillup
+
+}  // class SuperClass
+

miniJava/tests/pa2_tests/pass155.java.out

@@ -0,0 +1,99 @@
+======= AST Display =========================
+Package
+  ClassDeclList [2]
+  . ClassDecl
+  .   "MainClass" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [1]
+  .   . (public static) MethodDecl
+  .   .   VOID BaseType
+  .   .   "main" methodname
+  .   .   ParameterDeclList [1]
+  .   .   . ParameterDecl
+  .   .   .   ArrayType
+  .   .   .     ClassType
+  .   .   .       "String" classname
+  .   .   .   "args"parametername 
+  .   .   StmtList [1]
+  .   .   . VarDeclStmt
+  .   .   .   VarDecl
+  .   .   .     ClassType
+  .   .   .       "SecondSubClass" classname
+  .   .   .     "newobj" varname
+  .   .   .   NewObjectExpr
+  .   .   .     ClassType
+  .   .   .       "SecondSubClass" classname
+  . ClassDecl
+  .   "SuperClass" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [1]
+  .   . (private) MethodDecl
+  .   .   VOID BaseType
+  .   .   "fillup" methodname
+  .   .   ParameterDeclList [4]
+  .   .   . ParameterDecl
+  .   .   .   BOOLEAN BaseType
+  .   .   .   "open"parametername 
+  .   .   . ParameterDecl
+  .   .   .   ArrayType
+  .   .   .     INT BaseType
+  .   .   .   "jar"parametername 
+  .   .   . ParameterDecl
+  .   .   .   INT BaseType
+  .   .   .   "marble"parametername 
+  .   .   . ParameterDecl
+  .   .   .   INT BaseType
+  .   .   .   "upto"parametername 
+  .   .   StmtList [2]
+  .   .   . VarDeclStmt
+  .   .   .   VarDecl
+  .   .   .     INT BaseType
+  .   .   .     "index" varname
+  .   .   .   LiteralExpr
+  .   .   .     "0" IntLiteral
+  .   .   . IfStmt
+  .   .   .   BinaryExpr
+  .   .   .     "==" Operator
+  .   .   .       RefExpr
+  .   .   .         IdRef
+  .   .   .           "open" Identifier
+  .   .   .       LiteralExpr
+  .   .   .         "true" BooleanLiteral
+  .   .   .   BlockStmt
+  .   .   .     StatementList [1]
+  .   .   .     . WhileStmt
+  .   .   .     .   BinaryExpr
+  .   .   .     .     "<" Operator
+  .   .   .     .       RefExpr
+  .   .   .     .         IdRef
+  .   .   .     .           "index" Identifier
+  .   .   .     .       RefExpr
+  .   .   .     .         IdRef
+  .   .   .     .           "upto" Identifier
+  .   .   .     .   BlockStmt
+  .   .   .     .     StatementList [2]
+  .   .   .     .     . AssignStmt
+  .   .   .     .     .   IndexedRef
+  .   .   .     .     .     RefExpr
+  .   .   .     .     .       IdRef
+  .   .   .     .     .         "index" Identifier
+  .   .   .     .     .     IdRef
+  .   .   .     .     .       "ownjar" Identifier
+  .   .   .     .     .   RefExpr
+  .   .   .     .     .     IndexedRef
+  .   .   .     .     .       RefExpr
+  .   .   .     .     .         IdRef
+  .   .   .     .     .           "index" Identifier
+  .   .   .     .     .       IdRef
+  .   .   .     .     .         "jar" Identifier
+  .   .   .     .     . AssignStmt
+  .   .   .     .     .   IndexedRef
+  .   .   .     .     .     RefExpr
+  .   .   .     .     .       IdRef
+  .   .   .     .     .         "index" Identifier
+  .   .   .     .     .     IdRef
+  .   .   .     .     .       "jar" Identifier
+  .   .   .     .     .   RefExpr
+  .   .   .     .     .     IdRef
+  .   .   .     .     .       "marble" Identifier
+=============================================

miniJava/tests/pa2_tests/pass156.java

@@ -0,0 +1,6 @@
+// PA1 parse Stmt this ref pass
+class LegalStmt {
+   void main () {
+       this(3,4);
+   }
+}

miniJava/tests/pa2_tests/pass156.java.out

@@ -0,0 +1,20 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "LegalStmt" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [1]
+  .   . (public) MethodDecl
+  .   .   VOID BaseType
+  .   .   "main" methodname
+  .   .   ParameterDeclList [0]
+  .   .   StmtList [1]
+  .   .   . CallStmt
+  .   .   .   ThisRef
+  .   .   .   ExprList [2]
+  .   .   .   . LiteralExpr
+  .   .   .   .   "3" IntLiteral
+  .   .   .   . LiteralExpr
+  .   .   .   .   "4" IntLiteral
+=============================================

miniJava/tests/pa2_tests/pass158.java

@@ -0,0 +1,12 @@
+// PA1 parse refs pass
+class Test {
+
+    void p() {
+        a = true;
+        a [b] = c;
+        p ();
+        a.b[3] = d;
+        c.p(e);
+    }
+}
+

miniJava/tests/pa2_tests/pass158.java.out

@@ -0,0 +1,52 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "Test" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [1]
+  .   . (public) MethodDecl
+  .   .   VOID BaseType
+  .   .   "p" methodname
+  .   .   ParameterDeclList [0]
+  .   .   StmtList [5]
+  .   .   . AssignStmt
+  .   .   .   IdRef
+  .   .   .     "a" Identifier
+  .   .   .   LiteralExpr
+  .   .   .     "true" BooleanLiteral
+  .   .   . AssignStmt
+  .   .   .   IndexedRef
+  .   .   .     RefExpr
+  .   .   .       IdRef
+  .   .   .         "b" Identifier
+  .   .   .     IdRef
+  .   .   .       "a" Identifier
+  .   .   .   RefExpr
+  .   .   .     IdRef
+  .   .   .       "c" Identifier
+  .   .   . CallStmt
+  .   .   .   IdRef
+  .   .   .     "p" Identifier
+  .   .   .   ExprList [0]
+  .   .   . AssignStmt
+  .   .   .   IndexedRef
+  .   .   .     LiteralExpr
+  .   .   .       "3" IntLiteral
+  .   .   .     QualifiedRef
+  .   .   .       "b" Identifier
+  .   .   .       IdRef
+  .   .   .         "a" Identifier
+  .   .   .   RefExpr
+  .   .   .     IdRef
+  .   .   .       "d" Identifier
+  .   .   . CallStmt
+  .   .   .   QualifiedRef
+  .   .   .     "p" Identifier
+  .   .   .     IdRef
+  .   .   .       "c" Identifier
+  .   .   .   ExprList [1]
+  .   .   .   . RefExpr
+  .   .   .   .   IdRef
+  .   .   .   .     "e" Identifier
+=============================================

miniJava/tests/pa2_tests/pass159.java

@@ -0,0 +1,11 @@
+// PA1 parse decl pass
+class Test {
+
+    int [] a;
+    Test [] t;
+
+    void p() {
+        void x = y;
+    }
+}
+

miniJava/tests/pa2_tests/pass159.java.out

@@ -0,0 +1,29 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "Test" classname
+  .   FieldDeclList [2]
+  .   . (public) FieldDecl
+  .   .   ArrayType
+  .   .     INT BaseType
+  .   .   "a" fieldname
+  .   . (public) FieldDecl
+  .   .   ArrayType
+  .   .     ClassType
+  .   .       "Test" classname
+  .   .   "t" fieldname
+  .   MethodDeclList [1]
+  .   . (public) MethodDecl
+  .   .   VOID BaseType
+  .   .   "p" methodname
+  .   .   ParameterDeclList [0]
+  .   .   StmtList [1]
+  .   .   . VarDeclStmt
+  .   .   .   VarDecl
+  .   .   .     VOID BaseType
+  .   .   .     "x" varname
+  .   .   .   RefExpr
+  .   .   .     IdRef
+  .   .   .       "y" Identifier
+=============================================

miniJava/tests/pa2_tests/pass160.java

@@ -0,0 +1,9 @@
+// PA1 parse refs pass
+class Test {
+
+    void p() {
+        A a = 23;
+	boolean b = c;
+    }
+}
+

miniJava/tests/pa2_tests/pass160.java.out

@@ -0,0 +1,27 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "Test" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [1]
+  .   . (public) MethodDecl
+  .   .   VOID BaseType
+  .   .   "p" methodname
+  .   .   ParameterDeclList [0]
+  .   .   StmtList [2]
+  .   .   . VarDeclStmt
+  .   .   .   VarDecl
+  .   .   .     ClassType
+  .   .   .       "A" classname
+  .   .   .     "a" varname
+  .   .   .   LiteralExpr
+  .   .   .     "23" IntLiteral
+  .   .   . VarDeclStmt
+  .   .   .   VarDecl
+  .   .   .     BOOLEAN BaseType
+  .   .   .     "b" varname
+  .   .   .   RefExpr
+  .   .   .     IdRef
+  .   .   .       "c" Identifier
+=============================================

miniJava/tests/pa2_tests/pass161.java

@@ -0,0 +1,8 @@
+// PA1 parse assign pass
+class Test {
+
+    void p() {
+        a = b;
+    }
+}
+

miniJava/tests/pa2_tests/pass161.java.out

@@ -0,0 +1,19 @@
+======= AST Display =========================
+Package
+  ClassDeclList [1]
+  . ClassDecl
+  .   "Test" classname
+  .   FieldDeclList [0]
+  .   MethodDeclList [1]
+  .   . (public) MethodDecl
+  .   .   VOID BaseType
+  .   .   "p" methodname
+  .   .   ParameterDeclList [0]
+  .   .   StmtList [1]
+  .   .   . AssignStmt
+  .   .   .   IdRef
+  .   .   .     "a" Identifier
+  .   .   .   RefExpr
+  .   .   .     IdRef
+  .   .   .       "b" Identifier
+=============================================

miniJava/tests/pa2_tests/pass162.java

@@ -0,0 +1,8 @@
+// PA1 parse call pass
+class Test {
+
+    void p(int a, boolean b) {
+        p(a,b);
+    }
+}
+