#!/usr/bin/ruby

var x = 'o';

{
    x.say;              # o
    var x = 'm';
    x.say;              # m
    {
        x.say;          # m
        var x = 'b';
        x.say;          # b
    }.run;
    x.say;              # m
}.run;

x.say;                  # o