Class: RubyYacht::Runner::Checkout

Inherits:
Command
  • Object
show all
Defined in:
lib/ruby_yacht/runner/checkout.rb

Overview

This class provides a command for checking out a new branch for an app.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Command

#backtick, #default_project, #docker, #docker_machine, #get_machine_info, #log, #project_named, #projects, short_script_name, #system

Instance Attribute Details

#app_name ⇒ Object

The name of the app.



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# File 'lib/ruby_yacht/runner/checkout.rb', line 16

def app_name
  @app_name
end

#branch ⇒ Object

The branch that we are checking out.



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# File 'lib/ruby_yacht/runner/checkout.rb', line 19

def branch
  @branch
end

#project_name ⇒ Object

The name of the project that the app is in.



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# File 'lib/ruby_yacht/runner/checkout.rb', line 13

def project_name
  @project_name
end

Class Method Details

.command ⇒ Object

The name of the command.



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# File 'lib/ruby_yacht/runner/checkout.rb', line 5

def self.command; 'checkout'; end

.description ⇒ Object

The short description for the command.



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# File 'lib/ruby_yacht/runner/checkout.rb', line 8

def self.description
  "Check out a new branch for an app"
end

Instance Method Details

#option_parser ⇒ Object

This OptionParser for parsing command-line flags.

This command accepts the project name as an optional flag.



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# File 'lib/ruby_yacht/runner/checkout.rb', line 24

def option_parser
  OptionParser.new do |options|
    options.banner = "Usage: #{Command.short_script_name} checkout [options] [APP] [BRANCH]"
    options.separator "Options:"

    options.on('-p', '--project PROJECT', "The project with the app we are checking out the branch in. Default: #{default_project.name}") do |name|
      self.project_name = name.to_sym
    end
  end
end

#parse_positional_arguments(arguments) ⇒ Object

This method extracts the positional arguments from the command line.

This will take the app name and branch from the command line.



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# File 'lib/ruby_yacht/runner/checkout.rb', line 38

def parse_positional_arguments(arguments)
  self.app_name = arguments.shift
  self.branch = arguments.shift
end

#run ⇒ Object

This method runs the logic for the command.



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# File 'lib/ruby_yacht/runner/checkout.rb', line 44

def run
  if app_name.nil?
    log "You must provide an app name"
    log "Run #{Command.short_script_name} help checkout for more information"
    return false
  end
  if branch.nil?
    log "You must provide a branch"
    log "Run #{Command.short_script_name} help checkout for more information"
    return false
  end

  project = self.project_named(self.project_name)
  return false unless project

  app = project.apps.find { |a| a.name == app_name.to_sym }
  container_name = app.container_name
  
  docker "exec #{container_name} bash -c 'cd /var/code; git fetch; git checkout .; git checkout #{branch}; git pull'"
  docker "exec #{container_name} /var/docker/before_startup.bash"
  docker "restart #{container_name}"
  
  true
end