slint/sixtyfps_compiler/tests/syntax/basic/assign.60

SuperSimple := Rectangle {
    TouchArea {
        clicked => { root.x = 1px; }
    }
    TouchArea {
        clicked => { x = 1px; }
    }
    TouchArea {
        clicked => { 12 = 1; }
//                   ^error{Assignement need to be done on a property}
    }
    TouchArea {
        clicked => { x = "string"; }
//                      ^error{Cannot convert string to length}
    }

    TouchArea {
        clicked => { doesnotexist = 24; }
//                   ^error{Unknown unqualified identifier 'doesnotexist'}
    }


    property <string> plop;
    TouchArea {
        clicked => { plop = "string"; }
    }
}