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| author | Keegan McAllister <kmcallister@mozilla.com> | 2015-02-09 14:25:47 -0800 |
|---|---|---|
| committer | Keegan McAllister <kmcallister@mozilla.com> | 2015-02-09 14:25:47 -0800 |
| commit | 1aedc45f85fe9feb70971f9d0c743c4af550a080 (patch) | |
| tree | 71f5829b2649d91d29dbb7010d62bf26f157156b /src/librustc/plugin | |
| parent | 93b642d9743edea728ef08b2d6fd17229caaad43 (diff) | |
| download | rust-1aedc45f85fe9feb70971f9d0c743c4af550a080.tar.gz rust-1aedc45f85fe9feb70971f9d0c743c4af550a080.zip | |
Add a help message for deprecated #[plugin] extern crate
Diffstat (limited to 'src/librustc/plugin')
| -rw-r--r-- | src/librustc/plugin/load.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/librustc/plugin/load.rs b/src/librustc/plugin/load.rs index 08f5486fd38..a2ce474eda8 100644 --- a/src/librustc/plugin/load.rs +++ b/src/librustc/plugin/load.rs @@ -139,6 +139,9 @@ impl<'a, 'v> Visitor<'v> for PluginLoader<'a> { } "plugin" => { self.sess.span_err(attr.span, "#[plugin] on `extern crate` is deprecated"); + self.sess.span_help(attr.span, &format!("use a crate attribute instead, \ + i.e. #![plugin({})]", + item.ident.as_str())[]); } "macro_use" => { let names = attr.meta_item_list(); |