1 files changed, 13 insertions, 1 deletions
diff --git a/src/util.cr b/src/util.cr
index 841a2b2..8c5df5c 100644
--- a/src/util.cr
+++ b/src/util.cr
@@ -1,5 +1,17 @@
 module Util
-  class ParserError < Exception
+  class FlintError < Exception
+  end
+
+  class ParserError < FlintError
+  end
+
+  class InterpreterError < FlintError
+  end
+
+  class CompilerError < FlintError
+  end
+
+  class NoCompilerAvailableError < CompilerError
   end
 end