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Add "nonsensical OpenOptions" lint

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Pyriphlegethon
2015-10-07 13:15:14 +02:00
parent 3e475e9588
commit 7644f8e2a1
5 changed files with 166 additions and 6 deletions
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11
src/utils.rs
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@@ -9,11 +9,12 @@ use std::borrow::Cow;
use syntax::ast::Lit_::*;
// module DefPaths for certain structs/enums we check for
pub const OPTION_PATH: [&'static str; 3] = ["core", "option", "Option"];
pub const RESULT_PATH: [&'static str; 3] = ["core", "result", "Result"];
pub const STRING_PATH: [&'static str; 3] = ["collections", "string", "String"];
pub const VEC_PATH: [&'static str; 3] = ["collections", "vec", "Vec"];
pub const LL_PATH: [&'static str; 3] = ["collections", "linked_list", "LinkedList"];
pub const OPTION_PATH: [&'static str; 3] = ["core", "option", "Option"];
pub const RESULT_PATH: [&'static str; 3] = ["core", "result", "Result"];
pub const STRING_PATH: [&'static str; 3] = ["collections", "string", "String"];
pub const VEC_PATH: [&'static str; 3] = ["collections", "vec", "Vec"];
pub const LL_PATH: [&'static str; 3] = ["collections", "linked_list", "LinkedList"];
pub const OPEN_OPTIONS_PATH: [&'static str; 3] = ["std", "fs", "OpenOptions"];
/// returns true this expn_info was expanded by any macro
pub fn in_macro(cx: &LateContext, span: Span) -> bool {