Method deprecated or moved
This method is deprecated or moved on the latest stable version.
The last existing version (v2.3.8) is shown here.
These similar methods exist in v6.1.7.7:
cache()
private
Lookup and cache every
generator from the source list.
Show source
def cache
@cache ||= sources.inject([]) { |cache, source| cache + source.to_a }
end