Input Code

if a: {x} else b

y = if a: {x} else b

Current Behavior

if (a) {
  x;
} else b;

Parsing error: Unexpected token, expected :

Expected Behavior

There should be consistency in whether this is legal syntax or not.

Resolution

Mixing {} and single-statement blocks should be legal as it is in JS. Mixing whiteblocks with any other type of blocks should be illegal.