Class: Rake::Application

Inherits:
Object
  • Object
show all
Defined in:
lib/webby/apps/main.rb

Overview

:stopdoc: Monkey patches so that rake displays the correct application name in the help messages.

Instance Method Summary collapse

Instance Method Details

#display_prerequisites ⇒ Object 



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# File 'lib/webby/apps/main.rb', line 166

def display_prerequisites
  tasks.each do |t|
    puts "#{name} #{t.name}"
    t.prerequisites.each { |pre| puts "    #{pre}" }
  end
end

#display_tasks_and_comments ⇒ Object 



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# File 'lib/webby/apps/main.rb', line 173

def display_tasks_and_comments
  displayable_tasks = tasks.select { |t|
    t.comment && t.name =~ options.show_task_pattern
  }
  if options.full_description
    displayable_tasks.each do |t|
      puts "#{name} #{t.name_with_args}"
      t.full_comment.split("\n").each do |line|
        puts "    #{line}"
      end
      puts
    end
  else
    width = displayable_tasks.collect { |t| t.name_with_args.length }.max || 10
    max_column = 80 - name.size - width - 7
    displayable_tasks.each do |t|
      printf "#{name} %-#{width}s  # %s\n",
        t.name_with_args, truncate(t.comment, max_column)
    end
  end
end

#standard_exception_handling ⇒ Object

Provide standard execption handling for the given block.



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# File 'lib/webby/apps/main.rb', line 196

def standard_exception_handling
  begin
    yield
  rescue SystemExit => ex
    # Exit silently with current status
    exit(ex.status)
  rescue SystemExit, GetoptLong::InvalidOption => ex
    # Exit silently
    exit(1)
  rescue Exception => ex
    # Exit with error message
    $stderr.puts "webby aborted!"
    $stderr.puts ex.message
    if options.trace
      $stderr.puts ex.backtrace.join("\n")
    else
      $stderr.puts ex.backtrace.find {|str| str =~ /#{@rakefile}/ } || ""
      $stderr.puts "(See full trace by running task with --trace)"
    end
    exit(1)
  end
end