bjoernager/rust
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Rustup to *rustc 1.15.0-nightly (3bf2be9ce 2016-11-22)*

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mcarton 2016-11-23 22:44:00 +01:00
parent 0b7de0d01f
commit c7e3cc1e27
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GPG key ID: 5E427C794CBA45E8
13 changed files with 36 additions and 62 deletions
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3
clippy_lints/src/len_zero.rs
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@ -4,7 +4,6 @@ use rustc::ty;
use rustc::hir::*;
use syntax::ast::{Lit, LitKind, Name};
use syntax::codemap::{Span, Spanned};
use syntax::ptr::P;
use utils::{get_item_name, in_macro, snippet, span_lint, span_lint_and_then, walk_ptrs_ty};
/// **What it does:** Checks for getting the length of something via `.len()`
@ -170,7 +169,7 @@ fn check_cmp(cx: &LateContext, span: Span, left: &Expr, right: &Expr, op: &str)
}
}
fn check_len_zero(cx: &LateContext, span: Span, name: &Name, args: &[P<Expr>], lit: &Lit, op: &str) {
fn check_len_zero(cx: &LateContext, span: Span, name: &Name, args: &[Expr], lit: &Lit, op: &str) {
if let Spanned { node: LitKind::Int(0, _), .. } = *lit {
if &*name.as_str() == "len" && args.len() == 1 && has_is_empty(cx, &args[0]) {
span_lint_and_then(cx, LEN_ZERO, span, "length comparison to zero", |db| {