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Remove unused variable and a minor refactoring #2509

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merged 2 commits into from
Mar 5, 2018
Merged

Remove unused variable and a minor refactoring #2509

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e13dcd2
Unused variable is left
ordovicia Mar 5, 2018
8e40676
Move call of `is_range_expression()` outside of blocks
ordovicia Mar 5, 2018
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16 changes: 8 additions & 8 deletions clippy_lints/src/redundant_field_names.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -36,17 +36,17 @@ impl LintPass for RedundantFieldNames {

impl<'a, 'tcx> LateLintPass<'a, 'tcx> for RedundantFieldNames {
fn check_expr(&mut self, cx: &LateContext<'a, 'tcx>, expr: &'tcx Expr) {
if let ExprStruct(ref path, ref fields, _) = expr.node {
// Do not care about range expressions.
// They could have redundant field name when desugared to structs.
// e.g. `start..end` is desugared to `Range { start: start, end: end }`
if is_range_expression(expr.span) {
return;
}

if let ExprStruct(_, ref fields, _) = expr.node {
for field in fields {
let name = field.name.node;

// Do not care about range expressions.
// They could have redundant field name when desugared to structs.
// e.g. `start..end` is desugared to `Range { start: start, end: end }`
if is_range_expression(expr.span) {
continue;
}

if match_var(&field.expr, name) && !field.is_shorthand {
span_lint_and_sugg (
cx,
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