diff options
Diffstat (limited to 'activerecord/lib/active_record/errors.rb')
-rw-r--r-- | activerecord/lib/active_record/errors.rb | 59 |
1 files changed, 42 insertions, 17 deletions
diff --git a/activerecord/lib/active_record/errors.rb b/activerecord/lib/active_record/errors.rb index f61bc7b9e8..20cc987d6e 100644 --- a/activerecord/lib/active_record/errors.rb +++ b/activerecord/lib/active_record/errors.rb @@ -38,6 +38,10 @@ module ActiveRecord class AdapterNotSpecified < ActiveRecordError end + # Raised when a model makes a query but it has not specified an associated table. + class TableNotSpecified < ActiveRecordError + end + # Raised when Active Record cannot find database adapter specified in # +config/database.yml+ or programmatically. class AdapterNotFound < ActiveRecordError @@ -49,6 +53,10 @@ module ActiveRecord class ConnectionNotEstablished < ActiveRecordError end + # Raised when a write to the database is attempted on a read only connection. + class ReadOnlyError < ActiveRecordError + end + # Raised when Active Record cannot find a record by given id or set of ids. class RecordNotFound < ActiveRecordError attr_reader :model, :primary_key, :id @@ -64,7 +72,7 @@ module ActiveRecord # Raised by {ActiveRecord::Base#save!}[rdoc-ref:Persistence#save!] and # {ActiveRecord::Base.create!}[rdoc-ref:Persistence::ClassMethods#create!] - # methods when a record is invalid and can not be saved. + # methods when a record is invalid and cannot be saved. class RecordNotSaved < ActiveRecordError attr_reader :record @@ -97,9 +105,13 @@ module ActiveRecord # # Wraps the underlying database error as +cause+. class StatementInvalid < ActiveRecordError - def initialize(message = nil) + def initialize(message = nil, sql: nil, binds: nil) super(message || $!.try(:message)) + @sql = sql + @binds = binds end + + attr_reader :sql, :binds end # Defunct wrapper class kept for compatibility. @@ -118,16 +130,26 @@ module ActiveRecord # Raised when a foreign key constraint cannot be added because the column type does not match the referenced column type. class MismatchedForeignKey < StatementInvalid - def initialize(adapter = nil, message: nil, table: nil, foreign_key: nil, target_table: nil, primary_key: nil) - @adapter = adapter + def initialize( + message: nil, + sql: nil, + binds: nil, + table: nil, + foreign_key: nil, + target_table: nil, + primary_key: nil, + primary_key_column: nil + ) if table - msg = +<<~EOM - Column `#{foreign_key}` on table `#{table}` has a type of `#{column_type(table, foreign_key)}`. - This does not match column `#{primary_key}` on `#{target_table}`, which has type `#{column_type(target_table, primary_key)}`. - To resolve this issue, change the type of the `#{foreign_key}` column on `#{table}` to be :integer. (For example `t.integer #{foreign_key}`). + type = primary_key_column.bigint? ? :bigint : primary_key_column.type + msg = <<~EOM.squish + Column `#{foreign_key}` on table `#{table}` does not match column `#{primary_key}` on `#{target_table}`, + which has type `#{primary_key_column.sql_type}`. + To resolve this issue, change the type of the `#{foreign_key}` column on `#{table}` to be :#{type}. + (For example `t.#{type} :#{foreign_key}`). EOM else - msg = +<<~EOM + msg = <<~EOM.squish There is a mismatch between the foreign key and primary key column types. Verify that the foreign key column type and the primary key of the associated table match types. EOM @@ -135,13 +157,8 @@ module ActiveRecord if message msg << "\nOriginal message: #{message}" end - super(msg) + super(msg, sql: sql, binds: binds) end - - private - def column_type(table, column) - @adapter.columns(table).detect { |c| c.name == column }.sql_type - end end # Raised when a record cannot be inserted or updated because it would violate a not null constraint. @@ -336,16 +353,24 @@ module ActiveRecord class IrreversibleOrderError < ActiveRecordError end + # Superclass for errors that have been aborted (either by client or server). + class QueryAborted < StatementInvalid + end + # LockWaitTimeout will be raised when lock wait timeout exceeded. class LockWaitTimeout < StatementInvalid end # StatementTimeout will be raised when statement timeout exceeded. - class StatementTimeout < StatementInvalid + class StatementTimeout < QueryAborted end # QueryCanceled will be raised when canceling statement due to user request. - class QueryCanceled < StatementInvalid + class QueryCanceled < QueryAborted + end + + # AdapterTimeout will be raised when database clients times out while waiting from the server. + class AdapterTimeout < QueryAborted end # UnknownAttributeReference is raised when an unknown and potentially unsafe |