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Rollup merge of #33320 - birkenfeld:issue31573, r=arielb1

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diagnostics for E0432: imports are relative to crate root

This is curiously missing from both the short message and this long diagnostic.

Refs #31573 (not sure if it should be considered "fixed" as the short message still only refers to extern crates).
This commit is contained in:
Manish Goregaokar 2016-05-03 01:02:43 +05:30
commit 1d6cc191fc
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11
src/librustc_resolve/diagnostics.rs
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@ -916,11 +916,14 @@ An import was unresolved. Erroneous code example:
use something::Foo; // error: unresolved import `something::Foo`.
```
Please verify you didn't misspell the import name or the import does exist
in the module from where you tried to import it. Example:
Paths in `use` statements are relative to the crate root. To import items
relative to the current and parent modules, use the `self::` and `super::`
prefixes, respectively. Also verify that you didn't misspell the import
name and that the import exists in the module from where you tried to
import it. Example:
```ignore
use something::Foo; // ok!
use self::something::Foo; // ok!
mod something {
pub struct Foo;
@ -928,7 +931,7 @@ mod something {
```
Or, if you tried to use a module from an external crate, you may have missed
the `extern crate` declaration:
the `extern crate` declaration (which is usually placed in the crate root):
```ignore
extern crate homura; // Required to use the `homura` crate