Method: Fech::MapGenerator.dump_row_maps_to_ruby

Defined in:
lib/fech/map_generator.rb

.dump_row_maps_to_ruby(source_dir, file_path) ⇒ Object

Generates the mapping for each row type in BASE_ROW_TYPES, writes them out to file for inclusion in the gem.



158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
 
# File 'lib/fech/map_generator.rb', line 158

def self.dump_row_maps_to_ruby(source_dir, file_path)
  File.open(file_path, 'w') do |f|
    f.write("# Generated automatically by Fech::MapGenerator.\n\n")
    f.write("# RENDERED_MAPS contains an entry for each supported row type, which in turn:\n")
    f.write("#   contain an entry for each distinct map between a row's labels and the\n")
    f.write("#   indexes where their values can be found.\n")
    f.write("module Fech\n")
    f.write("  RENDERED_MAPS = {\n")
    BASE_ROW_TYPES.each do |row_type|
      f.write("    \"#{ROW_TYPE_MATCHERS[row_type].source}\" => {\n")
      generate_row_map_from_file(source_dir, row_type).sort_by(&:first).reverse.each do |k, v|
        f.write("      \'#{k}' => [#{v.map {|x| x.to_s.gsub(/^\d+_?/, "") }.collect {|x| (x.nil? || x == "") ? "nil" : ":#{x}" }.join(', ') }],\n")
      end
      f.write("    },\n")
    end
    f.write("  }\n")
    f.write("end")
  end
end