user0/rust
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Use if-let for UnusedImportBraces.

Browse source
This commit is contained in:
Ms2ger 2015-02-28 13:32:34 +01:00
parent 8a7b6b3ee6
commit fe2e0976de
1 changed files with 9 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

27
src/librustc_lint/builtin.rs
View file

@ -1218,26 +1218,17 @@ impl LintPass for UnusedImportBraces {
}
fn check_item(&mut self, cx: &Context, item: &ast::Item) {
match item.node {
ast::ItemUse(ref view_path) => {
match view_path.node {
ast::ViewPathList(_, ref items) => {
if items.len() == 1 {
match items[0].node {
ast::PathListIdent {ref name, ..} => {
let m = format!("braces around {} is unnecessary",
&token::get_ident(*name));
cx.span_lint(UNUSED_IMPORT_BRACES, item.span,
&m[..]);
},
_ => ()
}
}
if let ast::ItemUse(ref view_path) = item.node {
if let ast::ViewPathList(_, ref items) = view_path.node {
if items.len() == 1 {
if let ast::PathListIdent {ref name, ..} = items[0].node {
let m = format!("braces around {} is unnecessary",
&token::get_ident(*name));
cx.span_lint(UNUSED_IMPORT_BRACES, item.span,
&m[..]);
}
_ => ()
}
},
_ => ()
}
}
}
}