print out a nice summary at the end =u=

.gitignore

@@ -3,3 +3,4 @@ bin/
 obj/
 test.csv
 rules.csv
+.~lock*

Program.cs

@@ -68,7 +68,7 @@ namespace BunyMuny {
 			while (csv.Read()) {
 				switch (bank) {
 					case Bank.ME:
-						var value = double.Parse(csv.GetField("Debits and credits").TrimStart().Replace("$", ""));
+						var value = decimal.Parse(csv.GetField("Debits and credits").TrimStart().Replace("$", ""));
 						var (category, description) = MatchAgainstRules(rules, csv.GetField("Description"));
 
 						statements.Add(new Statement() {
@@ -95,11 +95,28 @@ namespace BunyMuny {
 			}
 
 			foreach (var statement in statements.
-				// Where(s => s.Category != null).
+				// Where(s => s.Category == null).
 				OrderBy(s => s.Date)) {
 				Console.WriteLine(statement);
 			}
 
+			Console.WriteLine("Summary:");
+			Console.WriteLine("==================");
+			var summaries = statements.
+				GroupBy(s => s.Category). // group statements by category
+				Select(summary => new { // and then select:
+					Name = summary.First().Category?? "Other", // the name of the category...
+					Total = summary.Sum(s => s.Value).ToString() // ...and the sum of all the statement's values in that category
+				});
+
+			var longestCategoryName = summaries.
+				ToList().
+				Max(summary => summary.Name.Length);
+
+			foreach (var summary in summaries) {
+				Console.WriteLine("{0}: {1}", summary.Name.PadLeft(longestCategoryName), summary.Total);
+			}
+
 			return 0;
 		}
 

Rule.cs

@@ -15,18 +15,23 @@ namespace BunyMuny {
 		/// <param name="input">The string to check against the rule's Value.</param>
 		/// <returns></returns>
 		public bool Check(string input) {
+			var value = Value;
+			if (!CaseSensitive) {
+				input = input.ToLower();
+				value = value.ToLower();
+			}
 			switch (Match) {
 				case RuleMatch.Exact:
-					return input == Value;
+					return input == value;
 				case RuleMatch.Start:
-					return input.StartsWith(Value);
+					return input.StartsWith(value);
 				case RuleMatch.End:
-					return input.EndsWith(Value);
+					return input.EndsWith(value);
 				case RuleMatch.Regex:
-					var re = new Regex(Value);
+					var re = new Regex(value);
 					return re.IsMatch(input);
 				case RuleMatch.Contains:
-					return input.Contains(input);
+					return input.Contains(value);
 				default:
 					return false;
 			}

Statement.cs

@@ -11,7 +11,7 @@ namespace BunyMuny {
 		}
 
 		public string OriginalDescription;
-		public double Value;
+		public decimal Value;
 		public string Category;
 
 		public override string ToString() {