struct Foo {
    var bar = 0
}

let foo = Foo()

let something = 1 + foo bar 
foo bar = 1
print(foo bar)

space.swift:7:24: error: consecutive statements on a line must be separated by ';'
let something = 1 + foo bar 
                       ^
                       ;
space.swift:7:19: error: binary operator '+' cannot be applied to operands of type 'Int' and 'Foo'
let something = 1 + foo bar 
                ~ ^ ~~~
space.swift:7:19: note: expected an argument list of type '(Int, Int)'
let something = 1 + foo bar 
                  ^
space.swift:7:25: error: use of unresolved identifier 'bar'
let something = 1 + foo bar 
                        ^~~

space.swift:8:4: error: consecutive statements on a line must be separated by ';'
foo bar = 1
   ^
   ;
space.swift:8:1: warning: expression of type 'Foo' is unused
foo bar = 1
^~~
space.swift:8:5: error: use of unresolved identifier 'bar'
foo bar = 1
    ^~~

space.swift:9:11: error: expected ',' separator
print(foo bar)
          ^
         ,
space.swift:9:11: error: use of unresolved identifier 'bar'
print(foo bar)
          ^~~