class Jekyll::PostReader

Returns nothing.

dir - The String relative path of the directory to read.

Document object with each one insofar as it matches the regexp matcher.
Read all the files in // and create a new

def read_publishable(dir, magic_dir, matcher)
  read_content(dir, magic_dir, matcher)
    .tap { |docs| docs.each(&:read) }
    .select { |doc| processable?(doc) }
end