Class: Graffable::MigrationTask

Inherits:
Rake::TaskLib
  • Object
show all
Defined in:
lib/graffable/migration_task.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ MigrationTask

Returns a new instance of MigrationTask.



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# File 'lib/graffable/migration_task.rb', line 8

def initialize

  Sequel.extension :migration
  namespace  = 'graffable:migrate'
  migrations = File.join( File.dirname(__FILE__), '../../db/migrations' )

  desc 'Perform migration down (erase all data)'
  task "#{namespace}:down" do
    db = Graffable::Database.connect
    Sequel::Migrator.run db, migrations, target: 0
    puts "<= #{namespace}:down executed"
  end

  desc 'Perform migration reset (full erase and migration up)'
  task "#{namespace}:reset" do
    db = Graffable::Database.connect
    Sequel::Migrator.run db, migrations, target: 0
    Sequel::Migrator.run db, migrations
    puts "<= #{namespace}:reset executed"
  end

  desc 'Perform migration down (erase all data)'
  task "#{namespace}:down" do
    db = Graffable::Database.connect
    Sequel::Migrator.run db, migrations, target: 0
    puts "<= #{namespace}:down executed"
  end

  desc 'Perform migration up/down to VERSION'
  task "#{namespace}:to" do
    version = ENV['VERSION'].to_i
    raise 'No VERSION was provided' if version.nil?

    db = Graffable::Database.connect
    Sequel::Migrator.run db, migrations, target: version
    puts "<= #{namespace}:to version=[#{version}] executed"
  end

  desc 'Perform migration to latest migration available'
  task "#{namespace}:up" do
    db = Graffable::Database.connect
    Sequel::Migrator.run db, migrations
    puts "<= #{namespace}:up executed"
  end

end