Method: Thor::Actions#inside

Defined in:
lib/thor/actions.rb

#inside(dir = "", config = {}, &block) ⇒ Object

Do something in the root or on a provided subfolder. If a relative path is given it’s referenced from the current root. The full path is yielded to the block you provide. The path is set back to the previous path when the method exits.

Returns the value yielded by the block.

Parameters

dir<String>

the directory to move to.

config<Hash>

give :verbose => true to log and use padding.



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# File 'lib/thor/actions.rb', line 170

def inside(dir = "", config = {}, &block)
  verbose = config.fetch(:verbose, false)
  pretend = options[:pretend]

  say_status :inside, dir, verbose
  shell.padding += 1 if verbose
  @destination_stack.push File.expand_path(dir, destination_root)

  # If the directory doesn't exist and we're not pretending
  if !File.exist?(destination_root) && !pretend
    require "fileutils"
    FileUtils.mkdir_p(destination_root)
  end

  result = nil
  if pretend
    # In pretend mode, just yield down to the block
    result = block.arity == 1 ? yield(destination_root) : yield
  else
    require "fileutils"
    FileUtils.cd(destination_root) { result = block.arity == 1 ? yield(destination_root) : yield }
  end

  @destination_stack.pop
  shell.padding -= 1 if verbose
  result
end