lab1 finish

Module1/Lexer.cs

@@ -126,9 +126,7 @@ namespace Lexer
 			NextCh();
 
 			if (currentCharValue == -1)
-			{
 				Error();
-			}
 
 			var builder1 = new StringBuilder();
 
@@ -320,7 +318,45 @@ namespace Lexer
 
         public override bool Parse()
         {
-            throw new NotImplementedException();
+            NextCh();
+
+            List<int> res = new List<int>();
+
+            if (currentCharValue == -1)
+            {
+                Error();
+            }
+
+            if (!char.IsDigit(currentCh))
+                Error();
+            else
+            {
+                res.Add(currentCh - '0');
+                NextCh();
+            }
+
+            while (currentCh == ' ')
+            {
+                NextCh();
+                if (char.IsDigit(currentCh))
+                {
+                    res.Add(currentCh - '0');
+                    NextCh();
+                }  
+                else if (currentCh == ' ')
+                    continue;
+                else
+                    Error();
+            }
+
+            if (currentCharValue != -1)
+            {
+                Error();
+            }
+
+            parseResult = res;
+
+            return true;
         }
     }
 
@@ -342,7 +378,55 @@ namespace Lexer
 
         public override bool Parse()
         {
-            throw new NotImplementedException();
+            NextCh();
+
+            StringBuilder res = new StringBuilder("");
+
+            if (currentCharValue == -1)
+            {
+                Error();
+            }
+
+            while (char.IsLetterOrDigit(currentCh))
+            {
+                if (char.IsLetter(currentCh))
+                {
+                    res.Append(currentCh);
+                    NextCh();
+                }
+                else
+                    Error();
+                if (char.IsLetter(currentCh))
+                {
+                    res.Append(currentCh);
+                    NextCh();
+                    if (currentCharValue == -1)
+                        break;
+                }
+                if (char.IsDigit(currentCh))
+                {
+                    res.Append(currentCh);
+                    NextCh();
+                    if (currentCharValue == -1)
+                        break;
+                }
+                if (char.IsDigit(currentCh))
+                {
+                    res.Append(currentCh);
+                    NextCh();
+                    if (currentCharValue == -1)
+                        break;
+                }
+            }
+
+            if (currentCharValue != -1)
+            {
+                Error();
+            }
+
+            parseResult = res.ToString();
+
+            return true;
         }
        
     }
@@ -366,7 +450,80 @@ namespace Lexer
 
         public override bool Parse()
         {
-            throw new NotImplementedException();
+            NextCh();
+
+            StringBuilder res = new StringBuilder("");
+
+            if (currentCharValue == -1)
+            {
+                Error();
+            }
+
+            if (char.IsDigit(currentCh))
+            {
+                if (currentCh == '0')
+                {
+                    res.Append(currentCh);
+                    NextCh();
+                    if (currentCharValue == -1)
+                    {
+                        parseResult = double.Parse(res.ToString());
+                        return true;
+                    }
+                    else if (currentCh != '.' && currentCharValue != -1)
+                        Error();
+                    else if (currentCh == '.')
+                    {
+                        res.Append(currentCh);
+                        NextCh();
+                        if (!char.IsDigit(currentCh))
+                            Error();
+                    }
+                    else
+                        Error();
+                }
+                else
+                {
+                    while (char.IsDigit(currentCh))
+                    {
+                        res.Append(currentCh);
+                        NextCh();
+                    }
+                    if (currentCharValue == -1)
+                    {
+                        parseResult = double.Parse(res.ToString());
+                        return true;
+                    }
+                    else if (currentCh != '.' && currentCharValue != -1)
+                        Error();
+                    else if (currentCh == '.')
+                    {
+                        res.Append(currentCh);
+                        NextCh();
+                        if (!char.IsDigit(currentCh))
+                            Error();
+                    }
+                    else 
+                        Error();
+                }
+                    
+            }
+            else
+                Error();
+
+            while (char.IsDigit(currentCh))
+            {
+                res.Append(currentCh);
+                NextCh();
+            }
+
+            if (currentCharValue != -1)
+            {
+                Error();
+            }
+
+            parseResult = double.Parse(res.ToString());
+            return true;
         }
        
     }
@@ -390,7 +547,41 @@ namespace Lexer
 
         public override bool Parse()
         {
-            throw new NotImplementedException();
+            NextCh();
+
+            StringBuilder res = new StringBuilder("");
+
+            if (currentCharValue == -1)
+            {
+                Error();
+            }
+
+            if (currentCh != '\'')
+                Error();
+            res.Append(currentCh);
+            NextCh();
+
+            while (currentCh != '\'')
+            {
+                if (currentCharValue == -1)
+                    Error();
+                res.Append(currentCh);
+                NextCh();
+            }
+
+            if (currentCh != '\'')
+                Error();
+            res.Append(currentCh);
+            NextCh();
+
+            if (currentCharValue != -1)
+            {
+                Error();
+            }
+
+            parseResult = res.ToString();
+
+            return true;
         }
     }
 
@@ -413,7 +604,45 @@ namespace Lexer
 
         public override bool Parse()
         {
-            throw new NotImplementedException();
+            NextCh();
+
+            StringBuilder res = new StringBuilder("");
+
+            if (currentCharValue == -1)
+                Error();
+
+            if (currentCh != '/')
+                Error();
+            res.Append(currentCh);
+            NextCh();
+            if (currentCh != '*')
+                Error();
+            res.Append(currentCh);
+            NextCh();
+
+            while (true)
+            {
+                if (currentCharValue == -1)
+                    Error();
+                if (currentCh == '*')
+                {
+                    res.Append(currentCh);
+                    NextCh();
+                    if (currentCh == '/')
+                    {
+                        res.Append(currentCh);
+                        NextCh();
+                        if (currentCharValue != -1)
+                            Error();
+                        break;
+                    }
+                }
+                res.Append(currentCh);
+                NextCh();
+            }
+
+            parseResult = res.ToString();
+            return true;
         }
     }
 
@@ -437,7 +666,18 @@ namespace Lexer
 
         public override bool Parse()
         {
-            throw new NotImplementedException();
+            NextCh();
+
+            StringBuilder res = new StringBuilder("");
+            StringBuilder ident = new StringBuilder("");
+
+            if (currentCharValue == -1)
+                Error();
+
+            
+            IdentLexer l = new IdentLexer("abc22");
+
+            return true;
         }
     }
 
@@ -445,16 +685,8 @@ namespace Lexer
     {
         public static void Main()
         {
-            string input = "154216";
-            Lexer L = new IntLexer(input);
-            try
-            {
-                L.Parse();
-            }
-            catch (LexerException e)
-            {
-                System.Console.WriteLine(e.Message);
-            }
+            CommentLexer l = new CommentLexer("/**/");
+            l.Parse();
 
         }
     }

TestLexer/Tests.cs

@@ -281,7 +281,7 @@ namespace TestLexer
     }
 
     [TestFixture]
-    [Ignore("This test is disabled")]
+    //[Ignore("This test is disabled")]
     public class TestDigitListLexer
     {
         [Test]
@@ -330,7 +330,7 @@ namespace TestLexer
     }
 
     [TestFixture]
-    [Ignore("This test is disabled")]
+    //[Ignore("This test is disabled")]
     public class TestLetterDigitGroupLexer
     {
         [Test]
@@ -381,7 +381,7 @@ namespace TestLexer
     }
 
     [TestFixture]
-    [Ignore("This test is disabled")]
+    //[Ignore("This test is disabled")]
     public class TestDoubleLexer
     {
         public TestDoubleLexer()
@@ -424,7 +424,7 @@ namespace TestLexer
     }
 
     [TestFixture]
-    [Ignore("This test is disabled")]
+    //[Ignore("This test is disabled")]
     public class TestQuotedStringLexer
     {
 
@@ -460,7 +460,7 @@ namespace TestLexer
     }
 
     [TestFixture]
-    [Ignore("This test is disabled")]
+    //[Ignore("This test is disabled")]
     public class TestCommentLexer
     {