Class: Apimaster::Generators::Destroy

Inherits:
RewindBase show all
Defined in:
lib/apimaster/generators/command.rb

Overview

Undo the actions performed by a generator. Rewind the action manifest and attempt to completely erase the results of each action.

Constant Summary

Constants inherited from Base

Base::DEFAULT_SHEBANG

Instance Attribute Summary

Attributes inherited from Base

#active, #args, #destination_root, #logger, #source_root, #spec, #stdout

Attributes included from Options

#options

Instance Method Summary collapse

Methods inherited from RewindBase

#invoke!

Methods inherited from Command

#class_collisions, #dependency, #destination_path, #invoke!, #readme, #source_path, #write_manifest

Methods inherited from Base

#after_generate, #base_name, #camelize, #destination_path, #initialize, #manifest, #pluralize, #run, #source_path

Methods included from Options

included

Constructor Details

This class inherits a constructor from Apimaster::Generators::Base

Instance Method Details

#complex_template(*args) ⇒ Object 



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# File 'lib/apimaster/generators/command.rb', line 589

def complex_template(*args)
  # nothing should be done here
end

#directory(relative_path) ⇒ Object

Remove each directory in the given path from right to left. Remove each subdirectory if it exists and is a directory.



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# File 'lib/apimaster/generators/command.rb', line 553

def directory(relative_path)
  parts = relative_path.split('/')
  until parts.empty?
    partial = File.join(parts)
    path = destination_path(partial)
    if File.exist?(path)
      if Dir[File.join(path, '*')].empty?
        logger.rmdir partial
        unless options[:pretend]
          if options[:svn]
            # If the directory has been marked to be added
            # but has not yet been checked in, revert and delete
            if options[:svn][relative_path]
              system("svn revert #{path}")
              FileUtils.rmdir(path)
            else
            # If the directory is not in the status list, it
            # has no modifications so we can simply remove it
              system("svn rm #{path}")
            end
          # I don't think git needs to remove directories?..
          # or maybe they have special consideration...
          else
            FileUtils.rmdir(path)
          end
        end
      else
        logger.notempty partial
      end
    else
      logger.missing partial
    end
    parts.pop
  end
end

#file(relative_source, relative_destination, file_options = {}) ⇒ Object Also known as: template

Remove a file if it exists and is a file.



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# File 'lib/apimaster/generators/command.rb', line 508

def file(relative_source, relative_destination, file_options = {})
  destination = destination_path(relative_destination)
  if File.exist?(destination)
    logger.rm relative_destination
    unless options[:pretend]
      if options[:svn]
        # If the file has been marked to be added
        # but has not yet been checked in, revert and delete
        if options[:svn][relative_destination]
          system("svn revert #{destination}")
          FileUtils.rm(destination)
        else
        # If the directory is not in the status list, it
        # has no modifications so we can simply remove it
          system("svn rm #{destination}")
        end
      elsif options[:git]
        if options[:git][:new][relative_destination]
          # file has been added, but not committed
          system("git reset HEAD #{relative_destination}")
          FileUtils.rm(destination)
        elsif options[:git][:modified][relative_destination]
          # file is committed and modified
          system("git rm -f #{relative_destination}")
        else
          # If the directory is not in the status list, it
          # has no modifications so we can simply remove it
          system("git rm #{relative_destination}")
        end
      else
        FileUtils.rm(destination)
      end
    end
  else
    logger.missing relative_destination
    return
  end
end

#migration_template(relative_source, relative_destination, template_options = {}) ⇒ Object

When deleting a migration, it knows to delete every file named “[0-9]*_#file_name”.



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# File 'lib/apimaster/generators/command.rb', line 594

def migration_template(relative_source, relative_destination, template_options = {})
  migration_directory relative_destination

  migration_file_name = template_options[:migration_file_name] || file_name
  unless migration_exists?(migration_file_name)
    stdout.puts "There is no migration named #{migration_file_name}"
    return
  end


  existing_migrations(migration_file_name).each do |file_path|
    file(relative_source, file_path, template_options)
  end
end

#route_resources(*resources) ⇒ Object 



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# File 'lib/apimaster/generators/command.rb', line 609

def route_resources(*resources)
  resource_list = resources.map { |r| r.to_sym.inspect }.join(', ')
  look_for = "\n  map.resources #{resource_list}\n"
  logger.route "map.resources #{resource_list}"
  gsub_file 'config/routes.rb', /(#{look_for})/mi, ''
end