Class: Belt::CLI::TasksCommand

Inherits:
Object
  • Object
show all
Defined in:
lib/belt/cli/tasks_command.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args) ⇒ TasksCommand

Returns a new instance of TasksCommand.



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# File 'lib/belt/cli/tasks_command.rb', line 33

def initialize(args)
  @options = {}
  parse_options(args)
end

Class Method Details

.invoke(task_name, args) ⇒ Object

Invoke a specific rake task by name



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# File 'lib/belt/cli/tasks_command.rb', line 24

def self.invoke(task_name, args)
  unless File.exist?('Rakefile') || File.exist?('rakefile') || File.exist?('Rakefile.rb')
    abort "Error: No Rakefile found. Cannot run task '#{task_name}'."
  end

  cmd = ['bundle', 'exec', 'rake', task_name] + args
  exec(*cmd)
end

.rake_task?(name) ⇒ Boolean

Check if a given command name looks like a rake task that exists

Returns:

  • (Boolean) 


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# File 'lib/belt/cli/tasks_command.rb', line 14

def self.rake_task?(name)
  return false unless name.include?(':') || name.match?(/\A[a-z_]+\z/)
  return false unless File.exist?('Rakefile') || File.exist?('rakefile') || File.exist?('Rakefile.rb')

  # Only treat colon-namespaced commands as potential rake tasks to avoid
  # ambiguity with belt's own commands
  name.include?(':')
end

.run(args) ⇒ Object 



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# File 'lib/belt/cli/tasks_command.rb', line 9

def self.run(args)
  new(args).run
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/belt/cli/tasks_command.rb', line 38

def run
  abort 'Error: No Rakefile found. Add a Rakefile to your project to discover tasks.' unless rakefile_available?

  tasks = load_tasks
  tasks = apply_grep(tasks) if @options[:grep]

  if tasks.empty?
    puts 'No rake tasks found.'
  else
    output_tasks(tasks)
  end
end