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require 'fileutils'
require_relative 'file'
module RCM
# Creates an empty file (touch semantics). Supports the additional
# :updated state which re-touches the file even when it already exists.
# Extends BasicFile directly — Touch has no file content or sourcing,
# so it must not inherit content/from from BaseFile (ISP).
class Touch < BasicFile
def is(what) = @is = validate(__method__, what.to_sym, :present, :absent, :purged, :updated)
def evaluate!
return unless super
return evaluate_absent! if %i[absent purged].include?(@is)
return if ::File.file?(@file_path) && @is != :updated
create_parent_directory! if @manage_directory
do? "Touching #{@file_path}" do
FileUtils.touch(@file_path)
end
ensure
permissions!
end
end
class DSL
def touch(file_path = nil, &block)
return :touch if file_path.nil?
return unless @conds_met
t = Touch.new(file_path)
t.instance_eval(&block) if block
self << t
t
end
end
end
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