Module: Doh

Extended by:
Doh
Included in:
Doh
Defined in:
lib/dohroot/pkg.rb,
lib/dohroot/main.rb,
lib/dohroot/findup.rb,
lib/dohroot/options.rb

Defined Under Namespace

Classes: Options

Instance Method Summary collapse

Instance Method Details

#find_root(start_directory, filename = 'dohroot', max_tries = 20) ⇒ Object 



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# File 'lib/dohroot/main.rb', line 16

def find_root(start_directory, filename = 'dohroot', max_tries = 20)
  rootfile = Doh.findup(start_directory, filename, max_tries)
  if rootfile
    Doh.root = File.dirname(rootfile)
  end
end

#find_root_from_file(filepath = nil) ⇒ Object 



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# File 'lib/dohroot/main.rb', line 23

def find_root_from_file(filepath = nil)
  Doh.find_root(File.dirname(filepath || caller[0]))
end

#find_root_from_path(path) ⇒ Object 



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# File 'lib/dohroot/main.rb', line 27

def find_root_from_path(path)
  if File.directory?(path)
    Doh.find_root(path)
  else
    Doh.find_root(File.dirname(path))
  end
end

#find_root_from_prog ⇒ Object 



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# File 'lib/dohroot/main.rb', line 35

def find_root_from_prog
  Doh.find_root(File.dirname($PROGRAM_NAME))
end

#find_root_from_pwd ⇒ Object 



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# File 'lib/dohroot/main.rb', line 39

def find_root_from_pwd
  Doh.find_root(Dir.pwd)
end

#findup(start_directory, filename, max_tries = 20) ⇒ Object 



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# File 'lib/dohroot/findup.rb', line 4

def findup(start_directory, filename, max_tries = 20)
  curr_directory = start_directory
  max_tries.times do
    path = File.expand_path(File.join(curr_directory, filename))
    return path if File.exist?(path)
    return nil if (path == '/')
    curr_directory = File.join(curr_directory, '..')
  end
  nil
end

#root ⇒ Object 



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# File 'lib/dohroot/main.rb', line 6

def root
  @root
end

#root=(directory) ⇒ Object 



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# File 'lib/dohroot/main.rb', line 10

def root=(directory)
  @root = directory
  libdir = File.join(@root, 'lib')
  $LOAD_PATH.push(libdir) if libdir && !$LOAD_PATH.include?(libdir)
end

#use_pkg(init_file, *name_list) ⇒ Object 



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# File 'lib/dohroot/pkg.rb', line 6

def use_pkg(init_file, *name_list)
  if name_list.empty?
    Dir.glob(File.join(Doh.root, 'pkg/*/')).each do |rootdir|
      name_list << File.basename(rootdir)
    end
  end

  @pkg_used ||= []
  retval = false
  name_list.each do |name|
    next if @pkg_used.include?(name)
    retval = true
    @pkg_used << name
    use_one_pkg(init_file, name)
  end
  retval
end