What is a rake task?

Rake is a software task management and build automation tool created by Jim Weirich. It allows the user to specify tasks and describe dependencies as well as to group tasks in a namespace. It is similar in to SCons and Make.

What is rake clean?

Now running rake clean will remove your files, as well as the predefined set of temporary files if any have bean created.

What is environment rake task?

Including => :environment will tell Rake to load full the application environment, giving the relevant task access to things like classes, helpers, etc. Without the :environment , you won’t have access to any of those extras.

How do I list a rake task?

You can get a list of Rake tasks available to you, which will often depend on your current directory, by typing rake –tasks . Each task has a description, and should help you find the thing you need.

How do I run a rake task in Rails?

Go to Websites & Domains and click Ruby. After gems installation you can try to run a Rake task by clicking Run rake task. In the opened dialog, you can provide some parameters and click OK – this will be equivalent to running the rake utility with the specified parameters in the command line.

What are rake commands?

Rake Options & Commands

  • rake -T (list available tasks)
  • rake -P (list tasks & their dependencies)
  • rake -W (list tasks & where they are defined)
  • rake -V (verbose mode, echo system commands)
  • rake -t (debugging mode)
  • rake -f (use a specific Rakefile)

How do I run a Rake task with arguments?

You can write Rake tasks that accept arguments, called like this:

  1. rake tweets:send[cpytel]
  2. namespace :tweets do desc ‘Send some tweets to a user’ task :send, [:username] => [:environment] do |t, args| Tweet.send(args[:username]) end end.
  3. zsh: no matches found: tweets:send[cpytel]
  4. rake tweets:send\[cpytel\]

What does bundle exec Rake do?

bundle exec allows us to run an executable script in the specific context of the project’s bundle. Upon running the above command, bundle exec will run the executable script for rake version specified in project’s Gemfile thus avoiding any conflicts with other versions of rake installed system-wide.

How do I debug a rake task?

Run a task from the editor

  1. In the *. rake file, do one of the following: Click the Run Rake Task button on the gutter next to the required task.
  2. Depending on whether you want to run or debug a task, select Run ” or Debug ”. Press Enter .

How do you pass an argument to a rake task?

To pass arguments, do three things:

  1. Add the argument names after the task name, separated by commas.
  2. Put the dependencies at the end using :needs => […]
  3. Place |t, args| after the do. (t is the object for this task)