Module: Octopus::Migrator

Defined in:
lib/octopus/migration.rb

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/octopus/migration.rb', line 59

def self.included(base)
  base.extend(ClassMethods)

  base.class_eval do
    class << self
      alias_method_chain :migrate, :octopus
      alias_method_chain :up, :octopus
      alias_method_chain :down, :octopus
      alias_method_chain :run, :octopus
    end
  end

  base.alias_method_chain :run, :octopus
  base.alias_method_chain :migrate, :octopus
  base.alias_method_chain :migrations, :octopus
end

Instance Method Details

#migrate_with_octopus(&block) ⇒ Object 



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# File 'lib/octopus/migration.rb', line 82

def migrate_with_octopus(&block)
  migrate_without_octopus(&block)
rescue ActiveRecord::UnknownMigrationVersionError => e
  raise unless migrations(true).find {|m| m.version == e.version}
end

#migrations_with_octopus(shard_agnostic = false) ⇒ Object 



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# File 'lib/octopus/migration.rb', line 88

def migrations_with_octopus(shard_agnostic = false)
  connection = ActiveRecord::Base.connection
  migrations = migrations_without_octopus
  return migrations if !connection.is_a?(Octopus::Proxy) || shard_agnostic

  migrations.select {|m| m.shards.include?(connection.current_shard.to_sym)}
end

#run_with_octopus(&block) ⇒ Object 



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# File 'lib/octopus/migration.rb', line 76

def run_with_octopus(&block)
  run_without_octopus(&block)
rescue ActiveRecord::UnknownMigrationVersionError => e
  raise unless migrations(true).find {|m| m.version == e.version}
end