lib/rom/sql/errors.rb in rom-sql-0.8.0 vs lib/rom/sql/errors.rb in rom-sql-0.9.0

@@ -1,18 +1,21 @@
-require "rom/sql/error"
+require 'rom/sql/error'
 
 module ROM
   module SQL
+    MissingConfigurationError = Class.new(StandardError)
     NoAssociationError        = Class.new(StandardError)
     DatabaseError             = Class.new(Error)
     ConstraintError           = Class.new(Error)
     NotNullConstraintError    = Class.new(ConstraintError)
     UniqueConstraintError     = Class.new(ConstraintError)
     ForeignKeyConstraintError = Class.new(ConstraintError)
     CheckConstraintError      = Class.new(ConstraintError)
+    UnknownDBTypeError        = Class.new(StandardError)
 
     ERROR_MAP = {
       Sequel::DatabaseError => DatabaseError,
+      Sequel::ConstraintViolation => ConstraintError,
       Sequel::NotNullConstraintViolation => NotNullConstraintError,
       Sequel::UniqueConstraintViolation => UniqueConstraintError,
       Sequel::ForeignKeyConstraintViolation => ForeignKeyConstraintError,
       Sequel::CheckConstraintViolation => CheckConstraintError
     }.freeze