fn main() { | |
let foo = Some(0); | |
let bar = None; | |
while Some(x) = foo {} //~ ERROR cannot find value `x` in this scope | |
while Some(foo) = bar {} //~ ERROR mismatched types | |
while 3 = foo {} //~ ERROR mismatched types | |
while Some(3) = foo {} //~ ERROR invalid left-hand side of assignment | |
while x = 5 {} //~ ERROR cannot find value `x` in this scope | |
} |