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// Copyright 2014 The Rust Project Developers. See the COPYRIGHT | ||
// file at the top-level directory of this distribution and at | ||
// http://rust-lang.org/COPYRIGHT. | ||
// | ||
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | ||
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | ||
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | ||
// option. This file may not be copied, modified, or distributed | ||
// except according to those terms. | ||
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// Test method calls with self as an argument cannot subvert type checking. | ||
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struct Foo; | ||
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impl Foo { | ||
fn bar(&self) {} | ||
} | ||
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fn main() { | ||
let x = Foo; | ||
Foo::bar(x); //~ERROR mismatched types: expected `&Foo`, found `Foo` | ||
Foo::bar(&&x); //~ERROR mismatched types: expected `&Foo`, found `&&Foo` | ||
Foo::bar(&42i); //~ERROR mismatched types: expected `&Foo`, found `&int` | ||
} |
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// Copyright 2014 The Rust Project Developers. See the COPYRIGHT | ||
// file at the top-level directory of this distribution and at | ||
// http://rust-lang.org/COPYRIGHT. | ||
// | ||
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | ||
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | ||
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | ||
// option. This file may not be copied, modified, or distributed | ||
// except according to those terms. | ||
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// Test method calls with self as an argument cannot subvert borrow checking. | ||
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struct Foo; | ||
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impl Foo { | ||
fn bar(&self) {} | ||
fn baz(&mut self) {} | ||
} | ||
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fn main() { | ||
let mut x = Foo; | ||
let y = &mut x; | ||
Foo::bar(&x); //~ERROR cannot borrow `x` | ||
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let x = Foo; | ||
Foo::baz(&x); //~ERROR cannot borrow immutable dereference of `&`-pointer as mutable | ||
} |
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// Copyright 2014 The Rust Project Developers. See the COPYRIGHT | ||
// file at the top-level directory of this distribution and at | ||
// http://rust-lang.org/COPYRIGHT. | ||
// | ||
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | ||
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | ||
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | ||
// option. This file may not be copied, modified, or distributed | ||
// except according to those terms. | ||
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// Test method calls with self as an argument | ||
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static mut COUNT: uint = 1; | ||
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struct Foo; | ||
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impl Foo { | ||
fn foo(self, x: &Foo) { | ||
unsafe { COUNT *= 2; } | ||
// Test internal call. | ||
Foo::bar(&self); | ||
Foo::bar(x); | ||
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Foo::baz(self); | ||
Foo::baz(*x); | ||
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Foo::qux(box self); | ||
Foo::qux(box *x); | ||
} | ||
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fn bar(&self) { | ||
unsafe { COUNT *= 3; } | ||
} | ||
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fn baz(self) { | ||
unsafe { COUNT *= 5; } | ||
} | ||
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fn qux(self: Box<Foo>) { | ||
unsafe { COUNT *= 7; } | ||
} | ||
} | ||
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fn main() { | ||
let x = Foo; | ||
// Test external call. | ||
Foo::bar(&x); | ||
Foo::baz(x); | ||
Foo::qux(box x); | ||
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x.foo(&x); | ||
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unsafe { assert!(COUNT == 2u*3*3*3*5*5*5*7*7*7); } | ||
} |