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This commit is contained in:
Oliver Schneider 2017-06-29 16:07:43 +02:00
parent 5c1fc5d2a3
commit 23b4ad501f
17 changed files with 80 additions and 76 deletions
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11
clippy_lints/src/methods.rs
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@ -8,9 +8,9 @@ use std::borrow::Cow;
use std::fmt;
use syntax::codemap::Span;
use utils::{get_trait_def_id, implements_trait, in_external_macro, in_macro, is_copy, match_path, match_trait_method,
match_type, method_chain_args, return_ty, same_tys, snippet, span_lint, span_lint_and_then, span_lint_and_sugg,
span_note_and_lint, walk_ptrs_ty, walk_ptrs_ty_depth, last_path_segment, single_segment_path,
match_def_path, is_self, is_self_ty, iter_input_pats, match_path_old};
match_type, method_chain_args, return_ty, same_tys, snippet, span_lint, span_lint_and_then,
span_lint_and_sugg, span_note_and_lint, walk_ptrs_ty, walk_ptrs_ty_depth, last_path_segment,
single_segment_path, match_def_path, is_self, is_self_ty, iter_input_pats, match_path_old};
use utils::paths;
use utils::sugg;
@ -859,7 +859,10 @@ fn lint_string_extend(cx: &LateContext, expr: &hir::Expr, args: &[hir::Expr]) {
return;
};
span_lint_and_sugg(cx, STRING_EXTEND_CHARS, expr.span, "calling `.extend(_.chars())`",
span_lint_and_sugg(cx,
STRING_EXTEND_CHARS,
expr.span,
"calling `.extend(_.chars())`",
"try this",
format!("{}.push_str({}{})",
snippet(cx, args[0].span, "_"),