ast/hir: Rename field-related structures

[rust.git] / clippy_lints / src / serde_api.rs

diff --git a/clippy_lints/src/serde_api.rs b/clippy_lints/src/serde_api.rs
index e9479af541909a31d3c24aaae1f314fba72931fd..90cf1b6c8613577bbf31d523844a05494dbd5169 100644 (file)
--- a/clippy_lints/src/serde_api.rs
+++ b/clippy_lints/src/serde_api.rs
@@ -1,7 +1,7 @@
 use crate::utils::{get_trait_def_id, paths, span_lint};
-use rustc::hir::*;
-use rustc::lint::{LateContext, LateLintPass, LintArray, LintPass};
-use rustc::{declare_tool_lint, lint_array};
+use rustc_hir::{Impl, Item, ItemKind};
+use rustc_lint::{LateContext, LateLintPass};
+use rustc_session::{declare_lint_pass, declare_tool_lint};
 
 declare_clippy_lint! {
     /// **What it does:** Checks for mis-uses of the serde API.
@@ -18,23 +18,17 @@
     "various things that will negatively affect your serde experience"
 }
 
-#[derive(Copy, Clone)]
-pub struct Serde;
+declare_lint_pass!(SerdeApi => [SERDE_API_MISUSE]);
 
-impl LintPass for Serde {
-    fn get_lints(&self) -> LintArray {
-        lint_array!(SERDE_API_MISUSE)
-    }
-
-    fn name(&self) -> &'static str {
-        "SerdeAPI"
-    }
-}
-
-impl<'a, 'tcx> LateLintPass<'a, 'tcx> for Serde {
-    fn check_item(&mut self, cx: &LateContext<'a, 'tcx>, item: &'tcx Item) {
-        if let ItemKind::Impl(_, _, _, _, Some(ref trait_ref), _, ref items) = item.node {
-            let did = trait_ref.path.def.def_id();
+impl<'tcx> LateLintPass<'tcx> for SerdeApi {
+    fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) {
+        if let ItemKind::Impl(Impl {
+            of_trait: Some(ref trait_ref),
+            items,
+            ..
+        }) = item.kind
+        {
+            let did = trait_ref.path.res.def_id();
             if let Some(visit_did) = get_trait_def_id(cx, &paths::SERDE_DE_VISITOR) {
                 if did == visit_did {
                     let mut seen_str = None;