Class: Rake::Migrations::Migrator

Inherits:
Object
  • Object
show all
Defined in:
lib/rake/migrations/migrator.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(task) ⇒ Migrator

Returns a new instance of Migrator.



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# File 'lib/rake/migrations/migrator.rb', line 30

def initialize(task)
  @task = task
end

Instance Attribute Details

#task ⇒ Object (readonly)

Returns the value of attribute task.



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# File 'lib/rake/migrations/migrator.rb', line 28

def task
  @task
end

Class Method Details

.config ⇒ Object 



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# File 'lib/rake/migrations/migrator.rb', line 20

def self.config
  @config ||= Rake::Migrations::Configuration.load
end

.get_task_migrations ⇒ Object

tasks to run every time + tasks that haven’t been run yet



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# File 'lib/rake/migrations/migrator.rb', line 10

def self.get_task_migrations
  config.tasks.select do |task|
    task.run_every_time? || manifest.tasks.exclude?(task)
  end
end

.invoke(task) ⇒ Object 



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# File 'lib/rake/migrations/migrator.rb', line 24

def self.invoke(task)
  new(task).invoke
end

.manifest ⇒ Object 



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# File 'lib/rake/migrations/migrator.rb', line 16

def self.manifest
  @manifest ||= Rake::Migrations::Manifest.load
end

.run_task_migrations ⇒ Object 



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# File 'lib/rake/migrations/migrator.rb', line 3

def self.run_task_migrations
  get_task_migrations.each do |task|
    invoke task
  end
end

Instance Method Details

#invoke ⇒ Object 



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# File 'lib/rake/migrations/migrator.rb', line 34

def invoke
  with_handler do
    Rake::Task[task.command].invoke
  end
end

#manifest ⇒ Object 



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# File 'lib/rake/migrations/migrator.rb', line 40

def manifest
  self.class.manifest
end