module Sprockets::Bower

Constants

POSSIBLE_BOWER_JSONS

Internal: All supported bower.json files.

github.com/bower/json/blob/0.4.0/lib/json.js#L7

Public Instance Methods

read_bower_main(dirname, filename) { |expand_path| ... } click to toggle source

Internal: Read bower.json's main directive.

dirname - String path to component directory. filename - String path to bower.json.

Returns nothing.

# File lib/sprockets/bower.rb, line 45
def read_bower_main(dirname, filename)
  bower = JSON.parse(File.read(filename), create_additions: false)

  case bower['main']
  when String
    yield File.expand_path(bower['main'], dirname)
  when Array
    bower['main'].each do |name|
      yield File.expand_path(name, dirname)
    end
  end
end
resolve_alternates(load_path, logical_path) click to toggle source

Internal: Override #resolve_alternates to install bower.json behavior.

load_path - String environment path logical_path - String path relative to base

Returns candiate filenames.

Calls superclass method
# File lib/sprockets/bower.rb, line 16
def resolve_alternates(load_path, logical_path)
  candidates, deps = super

  # bower.json can only be nested one level deep
  if !logical_path.index('/')
    dirname = File.join(load_path, logical_path)

    if directory?(dirname)
      filenames = POSSIBLE_BOWER_JSONS.map { |basename| File.join(dirname, basename) }
      filename  = filenames.detect { |fn| self.file?(fn) }

      if filename
        deps << build_file_digest_uri(filename)
        read_bower_main(dirname, filename) do |path|
          candidates << path
        end
      end
    end
  end

  return candidates, deps
end