immutable-race-condition-fixed.js

// Some global variable x
const x = 1

// Module A running concurrently
const foo = x + 1
print(x)   // <- what is x here?
print(foo) // <- what is foo here?

// Module B running concurrently
const bar = x + 2
print(x)   // <- what is x here?
print(bar) // <- what is bar here?