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require 'thor/actions/create_file'
class Thor
module Actions
# Create a new file relative to the destination root from the given source.
#
# ==== Parameters
# destination<String>:: the relative path to the destination root.
# source<String|NilClass>:: the relative path to the source root.
# config<Hash>:: give :verbose => false to not log the status.
# :: give :symbolic => false for hard link.
#
# ==== Examples
#
# create_link "config/apache.conf", "/etc/apache.conf"
#
def create_link(destination, *args, &block)
config = args.last.is_a?(Hash) ? args.pop : {}
source = args.first
action CreateLink.new(self, destination, source, config)
end
alias :add_link :create_link
# CreateLink is a subset of CreateFile, which instead of taking a block of
# data, just takes a source string from the user.
#
class CreateLink < CreateFile #:nodoc:
attr_reader :data
# Checks if the content of the file at the destination is identical to the rendered result.
#
# ==== Returns
# Boolean:: true if it is identical, false otherwise.
#
def identical?
exists? && File.identical?(render, destination)
end
def invoke!
invoke_with_conflict_check do
FileUtils.mkdir_p(File.dirname(destination))
# Create a symlink by default
config[:symbolic] = true if config[:symbolic].nil?
File.unlink(destination) if exists?
if config[:symbolic]
File.symlink(render, destination)
else
File.link(render, destination)
end
end
given_destination
end
end
end
end
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