def execute_expr(variable: Variable, env: Environment):
return env.get(variable.var.lexeme, variable.depth)
def execute_expr(this: This, env: Environment):
return env.get("this", this.depth)
def execute_expr(lox_super: Super, env: Environment):
superclass = env.get("super", lox_super.depth)
this = env.get("this", lox_super.depth - 1)
return superclass.getMethod(lox_super.method).bind(this)
