magic.ru

params = {a: 1, b: "2", n: {c: 3}}

struct = Magic.new(params)

struct.a # => 1
struct.b # => "2"
struct.c # => undefined method "c"
struct[] # => undefined method "[]"
struct.a = 2 # => undefined method "a ="

struct.n.c # => 3
struct.n.d # => undefined method "d"