slint/internal/compiler/tests/syntax/analysis/binding_loop2.slint

// Copyright © SixtyFPS GmbH <info@slint.dev>
// SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-Royalty-free-1.2 OR LicenseRef-Slint-commercial


T1 := Rectangle {
    property <int> foo;
    property <int> bar: foo;
//                      ^error{The binding for the property 'bar' is part of a binding loop}
    Text { text: bar; }
}

T2 := Rectangle {
    property <string> t2_text;
    t:= Text { text: t2_text; }
//                   ^error{The binding for the property 'text' is part of a binding loop}
//                   ^^error{The binding for the property 'text' is part of a binding loop}
    property t_alias <=> t.text;
//                   ^error{The binding for the property 't-alias' is part of a binding loop}
//                   ^^error{The binding for the property 't-alias' is part of a binding loop}
}

T3 := Rectangle {
    property <string> hello;
    property <string> al <=> a.t_alias;
//                       ^error{The binding for the property 'al' is part of a binding loop}
    HorizontalLayout {
        a := T2 { t2_text: b.t_alias; }
//                         ^error{The binding for the property 't2-text' is part of a binding loop}
        b := T2 { t2_text: root.hello;  }
//                         ^error{The binding for the property 't2-text' is part of a binding loop}
    }
}

T4 := Rectangle {
    property <length> my_property <=> x;
}

export App := Rectangle {


    VerticalLayout {
        T1 { foo: 44; }
        T1 { foo: bar; }
//                ^error{The binding for the property 'foo' is part of a binding loop}
        T3 { hello: al; }
//                  ^error{The binding for the property 'hello' is part of a binding loop}

        T4 { my_property: my_property; }
//                        ^error{Property 'my-property' cannot refer to itself}
    }
}