94 lines
2.2 KiB
Rust
94 lines
2.2 KiB
Rust
// Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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trait Groom {
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fn shave(other: usize);
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}
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pub struct cat {
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whiskers: isize,
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}
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pub enum MaybeDog {
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Dog,
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NoDog
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}
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impl MaybeDog {
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fn bark() {
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// If this provides a suggestion, it's a bug as MaybeDog doesn't impl Groom
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shave();
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//~^ ERROR: unresolved name `shave`
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}
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}
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impl Groom for cat {
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fn shave(other: usize) {
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whiskers -= other;
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//~^ ERROR: unresolved name `whiskers`
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//~| HELP this is an associated function
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shave(4);
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//~^ ERROR: unresolved name `shave`. Did you mean to call `Groom::shave`?
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purr();
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//~^ ERROR: unresolved name `purr`
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}
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}
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impl cat {
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fn static_method() {}
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fn purr_louder() {
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static_method();
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//~^ ERROR: unresolved name `static_method`
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purr();
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//~^ ERROR: unresolved name `purr`
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purr();
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//~^ ERROR: unresolved name `purr`
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purr();
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//~^ ERROR: unresolved name `purr`
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}
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}
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impl cat {
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fn meow() {
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if self.whiskers > 3 {
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//~^ ERROR: `self` is not available in a static method. Maybe a `self` argument is missing?
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println!("MEOW");
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}
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}
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fn purr(&self) {
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grow_older();
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//~^ ERROR: unresolved name `grow_older`
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shave();
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//~^ ERROR: unresolved name `shave`
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}
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fn burn_whiskers(&mut self) {
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whiskers = 0;
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//~^ ERROR: unresolved name `whiskers`. Did you mean `self.whiskers`?
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}
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pub fn grow_older(other:usize) {
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whiskers = 4;
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//~^ ERROR: unresolved name `whiskers`
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//~| HELP this is an associated function
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purr_louder();
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//~^ ERROR: unresolved name `purr_louder`
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}
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}
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fn main() {
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self += 1;
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//~^ ERROR: unresolved name `self`
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//~| HELP: module `self`
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// it's a bug if this suggests a missing `self` as we're not in a method
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}
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