defaults: default_foo: "default foo" overriden_foo: "not yet overriden foo" erb_foo: "<%= ENV['ERB_FOO'] %>" foo_password: :env development: nil_foo: ~ false_foo: false true_foo: true string_foo: "foo" overriden_foo: "already overriden foo" hash_foo: foo_1: "hello 1" foo_2: "hello 2" foo_key: :env test: nil_foo: ~ false_foo: false true_foo: true string_foo: "foo" overriden_foo: "already overriden foo" hash_foo: foo_1: "hello 1" foo_2: "hello 2" foo_key: :env