lib/rom/sql/errors.rb in rom-sql-1.3.5 vs lib/rom/sql/errors.rb in rom-sql-2.0.0.beta1

@@ -10,9 +10,11 @@
     UniqueConstraintError     = Class.new(ConstraintError)
     ForeignKeyConstraintError = Class.new(ConstraintError)
     CheckConstraintError      = Class.new(ConstraintError)
     UnknownDBTypeError        = Class.new(StandardError)
     MissingPrimaryKeyError    = Class.new(StandardError)
+    MigrationError            = Class.new(StandardError)
+    UnsupportedConversion     = Class.new(MigrationError)
 
     ERROR_MAP = {
       Sequel::DatabaseError => DatabaseError,
       Sequel::ConstraintViolation => ConstraintError,
       Sequel::NotNullConstraintViolation => NotNullConstraintError,