Module: Snapshots

Defined in:
lib/snapshots.rb,
lib/snapshots/app.rb,
lib/snapshots/database_dumper.rb,
lib/snapshots/database_loader.rb

Defined Under Namespace

Classes: App, DatabaseDumper, DatabaseLoader, TableLoader

Class Method Summary collapse

Class Method Details

.dump(snapshot_path = "db/snapshots/snapshot_#{Time.now.to_i}.rb", connection = ActiveRecord::Base.connection) ⇒ Object 



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# File 'lib/snapshots.rb', line 36

def dump(snapshot_path="db/snapshots/snapshot_#{Time.now.to_i}.rb", connection=ActiveRecord::Base.connection)
  FileUtils.mkdir_p(File.dirname(snapshot_path))
  File.open(snapshot_path, 'w+') do |f|
    Snapshots::DatabaseDumper.dump(connection, f)
  end
  snapshot_path
end

.find(path = "db/snapshots/snapshot_*.rb") ⇒ Object 



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# File 'lib/snapshots.rb', line 14

def find(path="db/snapshots/snapshot_*.rb")
  Dir.glob(path)
end

.load(version_or_path) ⇒ Object 



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# File 'lib/snapshots.rb', line 18

def load(version_or_path)
  unless String === version_or_path
    raise ArgumentError, "argument must be a String"
  end
  
  path = if version_or_path =~ /\.rb$/
    version_or_path
  else
    "db/snapshots/snapshot_#{version_or_path}.rb"
  end
  
  unless File.exists?(path)
    raise LoadError, "missing snapshot: #{path}"
  end
  
  Kernel.load(path)
end