returns a registered feature with the matching env variable name.

returns a registered feature with the matching key.

load a custom configuration instance, this config is used inside the func 'Enabled()'.

looks up for a registered feature with either a matching key, or environment variable name.

registers a new feature flag example of a new feature flag called 'foo': ```go chefFeatFoo := featflag.New("CHEF_FEAT_FOO", "foo") chefFeatFoo.Enabled() // returns true if the feature flag is enabled ```.

this special feature will enable all features at once.

enables the chef-analyze feature.