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Add support for protected functions

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Protected function can only be called from the direct base

Issue #3636
This commit is contained in:
Olivier Goffart 2023-10-10 14:45:32 +02:00 • committed by Olivier Goffart
parent 351ae4b93c
commit 8f001ac490
11 changed files with 142 additions and 17 deletions
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54
internal/compiler/tests/syntax/functions/functions_call.slint
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@ -1,13 +1,24 @@
// Copyright © SixtyFPS GmbH <info@slint.dev>
// SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-Royalty-free-1.1 OR LicenseRef-Slint-commercial
global Glob {
function g1() {}
protected function g2() {}
public function g3() {}
function c() {
g1();g2();g3();
}
}
Comp := Rectangle {
function f1() {}
public function f2() {}
protected function f3() {}
function c() {
f1();f2();f3();
}
}
export Xxx := Rectangle {
@ -31,8 +42,47 @@ export Xxx := Rectangle {
comp.f1();
// ^error{The function 'f1' is private. Annotate it with 'public' to make it accessible from other components}
comp.f2();
comp.f3();
// ^error{The function 'f3' is protected}
}
callback xx <=> foo;
// ^error{Binding to callback 'xx' must bind to another callback}
}
export component DerComp inherits Comp {
public function f4() {
root.f1();
// ^error{The function 'f1' is private. Annotate it with 'public' to make it accessible from other components}
root.f2();
root.f3();
self.f1();
// ^error{The function 'f1' is private. Annotate it with 'public' to make it accessible from other components}
self.f2();
self.f3();
}
}
export component DerDerComp inherits DerComp {
public function f5() {
root.f1();
// ^error{The function 'f1' is private. Annotate it with 'public' to make it accessible from other components}
root.f2();
root.f3();
// ^error{The function 'f3' is protected}
self.f1();
// ^error{The function 'f1' is private. Annotate it with 'public' to make it accessible from other components}
self.f2();
self.f3();
// ^error{The function 'f3' is protected}
Glob.g1();
// ^warning{The function 'g1' is private. Annotate it with 'public' to make it accessible from other components. Note: this used to be allowed in previous version, but this should be considered an error}
Glob.g2();
// ^error{The function 'g2' is protected}
Glob.g3();
}
}