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1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 // Test the mechanism for warning about possible missing `self` declarations.
12 // ignore-tidy-linelength
15 fn f8(self, usize) -> usize;
16 fn f9(usize) -> usize; //~ NOTE candidate
20 fn f9(usize) -> usize; //~ NOTE candidate
23 // Note: this trait is not implemented, but we can't really tell
24 // whether or not an impl would match anyhow without a self
25 // declaration to match against, so we wind up prisizeing it as a
26 // candidate. This seems not unreasonable -- perhaps the user meant to
27 // implement it, after all.
29 fn f9(usize) -> usize; //~ NOTE candidate
32 impl CtxtFn
for usize {
33 fn f8(self, i
: usize) -> usize {
37 fn f9(i
: usize) -> usize {
42 impl OtherTrait
for usize {
43 fn f9(i
: usize) -> usize {
48 struct Myisize(isize);
51 fn fff(i
: isize) -> isize { //~ NOTE candidate
57 fn is_str() -> bool
{ //~ NOTE candidate
62 impl ManyImplTrait
for String
{
68 impl ManyImplTrait
for usize {}
69 impl ManyImplTrait
for isize {}
70 impl ManyImplTrait
for char {}
71 impl ManyImplTrait
for Myisize {}
73 fn no_param_bound(u
: usize, m
: Myisize
) -> usize {
74 u
.f8(42) + u
.f9(342) + m
.fff(42)
75 //~^ ERROR no method named `f9` found for type `usize` in the current scope
76 //~^^ NOTE found the following associated functions; to be used as methods, functions must have a `self` parameter
77 //~^^^ ERROR no method named `fff` found for type `Myisize` in the current scope
78 //~^^^^ NOTE found the following associated functions; to be used as methods, functions must have a `self` parameter
81 fn param_bound
<T
: ManyImplTrait
>(t
: T
) -> bool
{
83 //~^ ERROR no method named `is_str` found for type `T` in the current scope
84 //~^^ NOTE found the following associated functions; to be used as methods, functions must have a `self` parameter