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-rw-r--r--activerecord/lib/active_record/associations/association_scope.rb16
-rw-r--r--activerecord/lib/active_record/associations/collection_association.rb30
-rw-r--r--activerecord/lib/active_record/associations/collection_proxy.rb5
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb10
-rw-r--r--activerecord/lib/active_record/core.rb4
-rw-r--r--activerecord/lib/active_record/reflection.rb26
-rw-r--r--activerecord/lib/active_record/relation/finder_methods.rb6
-rw-r--r--activerecord/lib/active_record/relation/predicate_builder/association_query_value.rb4
-rw-r--r--activerecord/lib/active_record/table_metadata.rb2
-rw-r--r--activerecord/lib/active_record/tasks/postgresql_database_tasks.rb4
-rw-r--r--activerecord/lib/active_record/transactions.rb2
11 files changed, 54 insertions, 55 deletions
diff --git a/activerecord/lib/active_record/associations/association_scope.rb b/activerecord/lib/active_record/associations/association_scope.rb
index 9b0b50977d..3d79e540b8 100644
--- a/activerecord/lib/active_record/associations/association_scope.rb
+++ b/activerecord/lib/active_record/associations/association_scope.rb
@@ -68,11 +68,11 @@ module ActiveRecord
foreign_key = join_keys.foreign_key
value = transform_value(owner[foreign_key])
- scope = scope.where(table.name => { key => value })
+ scope = apply_scope(scope, table, key, value)
if reflection.type
polymorphic_type = transform_value(owner.class.base_class.name)
- scope = scope.where(table.name => { reflection.type => polymorphic_type })
+ scope = apply_scope(scope, table, reflection.type, polymorphic_type)
end
scope
@@ -91,10 +91,10 @@ module ActiveRecord
if reflection.type
value = transform_value(next_reflection.klass.base_class.name)
- scope = scope.where(table.name => { reflection.type => value })
+ scope = apply_scope(scope, table, reflection.type, value)
end
- scope = scope.joins(join(foreign_table, constraint))
+ scope.joins!(join(foreign_table, constraint))
end
class ReflectionProxy < SimpleDelegator # :nodoc:
@@ -165,6 +165,14 @@ module ActiveRecord
scope
end
+ def apply_scope(scope, table, key, value)
+ if scope.table == table
+ scope.where!(key => value)
+ else
+ scope.where!(table.name => { key => value })
+ end
+ end
+
def eval_scope(reflection, table, scope, owner)
reflection.build_scope(table).instance_exec(owner, &scope)
end
diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb
index 0001b804a8..38e7ba39d3 100644
--- a/activerecord/lib/active_record/associations/collection_association.rb
+++ b/activerecord/lib/active_record/associations/collection_association.rb
@@ -59,7 +59,9 @@ module ActiveRecord
r.send(reflection.association_primary_key)
end.values_at(*ids).compact
if records.size != ids.size
- klass.all.raise_record_not_found_exception!(ids, records.size, ids.size, reflection.association_primary_key)
+ found_ids = records.map { |record| record.send(reflection.association_primary_key) }
+ not_found_ids = ids - found_ids
+ klass.all.raise_record_not_found_exception!(ids, records.size, ids.size, reflection.association_primary_key, not_found_ids)
else
replace(records)
end
@@ -72,23 +74,19 @@ module ActiveRecord
end
def find(*args)
- if block_given?
- load_target.find(*args) { |*block_args| yield(*block_args) }
- else
- if options[:inverse_of] && loaded?
- args_flatten = args.flatten
- raise RecordNotFound, "Couldn't find #{scope.klass.name} without an ID" if args_flatten.blank?
- result = find_by_scan(*args)
-
- result_size = Array(result).size
- if !result || result_size != args_flatten.size
- scope.raise_record_not_found_exception!(args_flatten, result_size, args_flatten.size)
- else
- result
- end
+ if options[:inverse_of] && loaded?
+ args_flatten = args.flatten
+ raise RecordNotFound, "Couldn't find #{scope.klass.name} without an ID" if args_flatten.blank?
+ result = find_by_scan(*args)
+
+ result_size = Array(result).size
+ if !result || result_size != args_flatten.size
+ scope.raise_record_not_found_exception!(args_flatten, result_size, args_flatten.size)
else
- scope.find(*args)
+ result
end
+ else
+ scope.find(*args)
end
end
diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb
index 0678b07699..412e89255d 100644
--- a/activerecord/lib/active_record/associations/collection_proxy.rb
+++ b/activerecord/lib/active_record/associations/collection_proxy.rb
@@ -135,8 +135,9 @@ module ActiveRecord
# # #<Pet id: 2, name: "Spook", person_id: 1>,
# # #<Pet id: 3, name: "Choo-Choo", person_id: 1>
# # ]
- def find(*args, &block)
- @association.find(*args, &block)
+ def find(*args)
+ return super if block_given?
+ @association.find(*args)
end
##
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb b/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb
index 11b5f48dc7..0759f4d2b3 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb
@@ -270,7 +270,7 @@ module ActiveRecord
# Connections must be leased while holding the main pool mutex. This is
# an internal subclass that also +.leases+ returned connections while
# still in queue's critical section (queue synchronizes with the same
- # +@lock+ as the main pool) so that a returned connection is already
+ # <tt>@lock</tt> as the main pool) so that a returned connection is already
# leased and there is no need to re-enter synchronized block.
class ConnectionLeasingQueue < Queue # :nodoc:
include BiasableQueue
@@ -338,7 +338,7 @@ module ActiveRecord
# then that +thread+ does indeed own that +conn+. However, an absence of a such
# mapping does not mean that the +thread+ doesn't own the said connection. In
# that case +conn.owner+ attr should be consulted.
- # Access and modification of +@thread_cached_conns+ does not require
+ # Access and modification of <tt>@thread_cached_conns</tt> does not require
# synchronization.
@thread_cached_conns = Concurrent::Map.new(initial_capacity: @size)
@@ -737,10 +737,10 @@ module ActiveRecord
# Implementation detail: the connection returned by +acquire_connection+
# will already be "+connection.lease+ -ed" to the current thread.
def acquire_connection(checkout_timeout)
- # NOTE: we rely on +@available.poll+ and +try_to_checkout_new_connection+ to
+ # NOTE: we rely on <tt>@available.poll</tt> and +try_to_checkout_new_connection+ to
# +conn.lease+ the returned connection (and to do this in a +synchronized+
# section). This is not the cleanest implementation, as ideally we would
- # <tt>synchronize { conn.lease }</tt> in this method, but by leaving it to +@available.poll+
+ # <tt>synchronize { conn.lease }</tt> in this method, but by leaving it to <tt>@available.poll</tt>
# and +try_to_checkout_new_connection+ we can piggyback on +synchronize+ sections
# of the said methods and avoid an additional +synchronize+ overhead.
if conn = @available.poll || try_to_checkout_new_connection
@@ -764,7 +764,7 @@ module ActiveRecord
end
end
- # If the pool is not at a +@size+ limit, establish new connection. Connecting
+ # If the pool is not at a <tt>@size</tt> limit, establish new connection. Connecting
# to the DB is done outside main synchronized section.
#--
# Implementation constraint: a newly established connection returned by this
diff --git a/activerecord/lib/active_record/core.rb b/activerecord/lib/active_record/core.rb
index fbb4c671a5..a84e62ab11 100644
--- a/activerecord/lib/active_record/core.rb
+++ b/activerecord/lib/active_record/core.rb
@@ -143,7 +143,7 @@ module ActiveRecord
self.default_connection_handler = ConnectionAdapters::ConnectionHandler.new
end
- module ClassMethods
+ module ClassMethods # :nodoc:
def allocate
define_attribute_methods
super
@@ -251,7 +251,7 @@ module ActiveRecord
end
end
- # Overwrite the default class equality method to provide support for association proxies.
+ # Overwrite the default class equality method to provide support for decorated models.
def ===(object)
object.is_a?(self)
end
diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb
index 97f1a83033..d2b85e168b 100644
--- a/activerecord/lib/active_record/reflection.rb
+++ b/activerecord/lib/active_record/reflection.rb
@@ -305,13 +305,17 @@ module ActiveRecord
end
def get_join_keys(association_klass)
- JoinKeys.new(join_pk(association_klass), join_fk)
+ JoinKeys.new(join_pk(association_klass), join_foreign_key)
end
def build_scope(table, predicate_builder = predicate_builder(table))
Relation.create(klass, table, predicate_builder)
end
+ def join_foreign_key
+ active_record_primary_key
+ end
+
protected
def actual_source_reflection # FIXME: this is a horrible name
self
@@ -325,10 +329,6 @@ module ActiveRecord
def join_pk(_)
foreign_key
end
-
- def join_fk
- active_record_primary_key
- end
end
# Base class for AggregateReflection and AssociationReflection. Objects of
@@ -754,16 +754,16 @@ module ActiveRecord
owner[foreign_key]
end
+ def join_foreign_key
+ foreign_key
+ end
+
private
def calculate_constructable(macro, options)
!polymorphic?
end
- def join_fk
- foreign_key
- end
-
def join_pk(klass)
polymorphic? ? association_primary_key(klass) : association_primary_key
end
@@ -1073,10 +1073,6 @@ module ActiveRecord
@reflection.scope
end
- def table_name
- @reflection.table_name
- end
-
def plural_name
@reflection.plural_name
end
@@ -1112,10 +1108,6 @@ module ActiveRecord
@association.klass
end
- def table_name
- klass.table_name
- end
-
def constraints
@reflection.constraints
end
diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb
index 626c50470e..5da9573052 100644
--- a/activerecord/lib/active_record/relation/finder_methods.rb
+++ b/activerecord/lib/active_record/relation/finder_methods.rb
@@ -330,7 +330,7 @@ module ActiveRecord
# of results obtained should be provided in the +result_size+ argument and
# the expected number of results should be provided in the +expected_size+
# argument.
- def raise_record_not_found_exception!(ids = nil, result_size = nil, expected_size = nil, key = primary_key) # :nodoc:
+ def raise_record_not_found_exception!(ids = nil, result_size = nil, expected_size = nil, key = primary_key, not_found_ids = nil) # :nodoc:
conditions = arel.where_sql(@klass)
conditions = " [#{conditions}]" if conditions
name = @klass.name
@@ -344,8 +344,8 @@ module ActiveRecord
raise RecordNotFound.new(error, name, key, ids)
else
error = "Couldn't find all #{name.pluralize} with '#{key}': ".dup
- error << "(#{ids.join(", ")})#{conditions} (found #{result_size} results, but was looking for #{expected_size})"
-
+ error << "(#{ids.join(", ")})#{conditions} (found #{result_size} results, but was looking for #{expected_size})."
+ error << " Couldn't find #{name.pluralize(not_found_ids.size)} with #{key.to_s.pluralize(not_found_ids.size)} #{not_found_ids.join(', ')}." if not_found_ids
raise RecordNotFound.new(error, name, primary_key, ids)
end
end
diff --git a/activerecord/lib/active_record/relation/predicate_builder/association_query_value.rb b/activerecord/lib/active_record/relation/predicate_builder/association_query_value.rb
index e64d9fdf2a..0255a65bfe 100644
--- a/activerecord/lib/active_record/relation/predicate_builder/association_query_value.rb
+++ b/activerecord/lib/active_record/relation/predicate_builder/association_query_value.rb
@@ -9,7 +9,7 @@ module ActiveRecord
end
def queries
- [associated_table.association_foreign_key.to_s => ids]
+ [associated_table.association_join_foreign_key.to_s => ids]
end
# TODO Change this to private once we've dropped Ruby 2.2 support.
@@ -30,7 +30,7 @@ module ActiveRecord
end
def primary_key
- associated_table.association_primary_key
+ associated_table.association_join_keys.key
end
def convert_to_id(value)
diff --git a/activerecord/lib/active_record/table_metadata.rb b/activerecord/lib/active_record/table_metadata.rb
index 71351449e1..a5187efc84 100644
--- a/activerecord/lib/active_record/table_metadata.rb
+++ b/activerecord/lib/active_record/table_metadata.rb
@@ -2,7 +2,7 @@
module ActiveRecord
class TableMetadata # :nodoc:
- delegate :foreign_type, :foreign_key, to: :association, prefix: true
+ delegate :foreign_type, :foreign_key, :join_keys, :join_foreign_key, to: :association, prefix: true
delegate :association_primary_key, to: :association
def initialize(klass, arel_table, association = nil)
diff --git a/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb b/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb
index a2e74efc2b..5681ccdd23 100644
--- a/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb
+++ b/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb
@@ -22,7 +22,7 @@ module ActiveRecord
configuration.merge("encoding" => encoding)
establish_connection configuration
rescue ActiveRecord::StatementInvalid => error
- if /database .* already exists/.match?(error.message)
+ if error.cause.is_a?(PG::DuplicateDatabase)
raise DatabaseAlreadyExists
else
raise
@@ -136,7 +136,7 @@ module ActiveRecord
ensure
tempfile.close
end
- FileUtils.mv(tempfile.path, filename)
+ FileUtils.cp(tempfile.path, filename)
end
end
end
diff --git a/activerecord/lib/active_record/transactions.rb b/activerecord/lib/active_record/transactions.rb
index f91f0cdf12..b2f5e39e09 100644
--- a/activerecord/lib/active_record/transactions.rb
+++ b/activerecord/lib/active_record/transactions.rb
@@ -472,7 +472,7 @@ module ActiveRecord
# if it's associated with a transaction, then the state of the Active Record
# object will be updated to reflect the current state of the transaction.
#
- # The +@transaction_state+ variable stores the states of the associated
+ # The <tt>@transaction_state</tt> variable stores the states of the associated
# transaction. This relies on the fact that a transaction can only be in
# one rollback or commit (otherwise a list of states would be required).
# Each Active Record object inside of a transaction carries that transaction's