One import per line

Reviewed By: ndmitchell

Differential Revision: D37285539

fbshipit-source-id: 2aaee71f9f3a3f7e26da858182369674463cca7f

Author: stepancheg

gazebo_lint/src/clippy.rs

@@ -12,22 +12,28 @@
 
 use std::mem;
 
-use rustc_hir::{
-    self, def,
-    def::{DefKind, Res},
-    def_id::{DefId, CRATE_DEF_INDEX},
-    Expr, ExprKind, Impl, Item, ItemKind,
-};
+use rustc_hir::def;
+use rustc_hir::def::DefKind;
+use rustc_hir::def::Res;
+use rustc_hir::def_id::DefId;
+use rustc_hir::def_id::CRATE_DEF_INDEX;
+use rustc_hir::Expr;
+use rustc_hir::ExprKind;
+use rustc_hir::Impl;
+use rustc_hir::Item;
+use rustc_hir::ItemKind;
+use rustc_hir::{self};
 use rustc_infer::infer::TyCtxtInferExt;
 use rustc_lint::LateContext;
-use rustc_middle::{
-    traits,
-    ty::{subst::GenericArg, Ty, TyKind},
-};
-use rustc_span::{self, symbol::Symbol, Span};
-use rustc_trait_selection::traits::{
-    predicate_for_trait_def, query::evaluate_obligation::InferCtxtExt,
-};
+use rustc_middle::traits;
+use rustc_middle::ty::subst::GenericArg;
+use rustc_middle::ty::Ty;
+use rustc_middle::ty::TyKind;
+use rustc_span::symbol::Symbol;
+use rustc_span::Span;
+use rustc_span::{self};
+use rustc_trait_selection::traits::predicate_for_trait_def;
+use rustc_trait_selection::traits::query::evaluate_obligation::InferCtxtExt;
 use rustc_typeck::hir_ty_to_ty;
 use smallvec::SmallVec;
 

gazebo_lint/src/lib.rs

@@ -53,14 +53,29 @@ mod clippy;
 
 use rustc_driver::plugin::Registry;
 use rustc_errors::Applicability;
-use rustc_hir::{
-    def::{DefKind, Res},
-    def_id::DefId,
-    Expr, ExprKind, GenericArg, GenericArgs, Item, ItemKind, Path, PathSegment, QPath, Ty, UseKind,
-};
-use rustc_lint::{LateContext, LateLintPass, Lint, LintContext, LintId};
-use rustc_middle::ty::{fold::TypeFoldable, TyKind};
-use rustc_span::{Span, Symbol};
+use rustc_hir::def::DefKind;
+use rustc_hir::def::Res;
+use rustc_hir::def_id::DefId;
+use rustc_hir::Expr;
+use rustc_hir::ExprKind;
+use rustc_hir::GenericArg;
+use rustc_hir::GenericArgs;
+use rustc_hir::Item;
+use rustc_hir::ItemKind;
+use rustc_hir::Path;
+use rustc_hir::PathSegment;
+use rustc_hir::QPath;
+use rustc_hir::Ty;
+use rustc_hir::UseKind;
+use rustc_lint::LateContext;
+use rustc_lint::LateLintPass;
+use rustc_lint::Lint;
+use rustc_lint::LintContext;
+use rustc_lint::LintId;
+use rustc_middle::ty::fold::TypeFoldable;
+use rustc_middle::ty::TyKind;
+use rustc_span::Span;
+use rustc_span::Symbol;
 
 use crate::clippy::unpack_non_local;