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Update all the code to pass the updated use_self lint.

Browse Source 
One struct required a temporary `#[allow(dead_code)]` annotation due to
a bug in the Rust compiler: https://github.com/rust-lang/rust/issues/63151.
This commit is contained in:
Jakub Wieczorek 2019-07-31 00:25:35 +00:00
parent 41110b0039
commit 2a13e83f2b
10 changed files with 80 additions and 79 deletions
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4
clippy_dev/src/fmt.rs
View File

@ -15,13 +15,13 @@ pub enum CliError {
impl From<io::Error> for CliError { impl From<io::Error> for CliError {
fn from(error: io::Error) -> Self { fn from(error: io::Error) -> Self {
CliError::IoError(error) Self::IoError(error)
} }
} }
impl From<walkdir::Error> for CliError { impl From<walkdir::Error> for CliError {
fn from(error: walkdir::Error) -> Self { fn from(error: walkdir::Error) -> Self {
CliError::WalkDirError(error) Self::WalkDirError(error)
} }
} }

6
clippy_lints/src/checked_conversions.rs
View File

@ -160,12 +160,12 @@ impl ConversionType {
/// Creates a conversion type if the type is allowed & conversion is valid /// Creates a conversion type if the type is allowed & conversion is valid
fn try_new(from: &str, to: &str) -> Option<Self> { fn try_new(from: &str, to: &str) -> Option<Self> {
if UINTS.contains(&from) { if UINTS.contains(&from) {
Some(ConversionType::FromUnsigned) Some(Self::FromUnsigned)
} else if SINTS.contains(&from) { } else if SINTS.contains(&from) {
if UINTS.contains(&to) { if UINTS.contains(&to) {
Some(ConversionType::SignedToUnsigned) Some(Self::SignedToUnsigned)
} else if SINTS.contains(&to) { } else if SINTS.contains(&to) {
Some(ConversionType::SignedToSigned) Some(Self::SignedToSigned)
} else { } else {
None None
} }

56
clippy_lints/src/consts.rs
View File

@ -48,27 +48,27 @@ pub enum Constant {
impl PartialEq for Constant { impl PartialEq for Constant {
fn eq(&self, other: &Self) -> bool { fn eq(&self, other: &Self) -> bool {
match (self, other) { match (self, other) {
(&Constant::Str(ref ls), &Constant::Str(ref rs)) => ls == rs, (&Self::Str(ref ls), &Self::Str(ref rs)) => ls == rs,
(&Constant::Binary(ref l), &Constant::Binary(ref r)) => l == r, (&Self::Binary(ref l), &Self::Binary(ref r)) => l == r,
(&Constant::Char(l), &Constant::Char(r)) => l == r, (&Self::Char(l), &Self::Char(r)) => l == r,
(&Constant::Int(l), &Constant::Int(r)) => l == r, (&Self::Int(l), &Self::Int(r)) => l == r,
(&Constant::F64(l), &Constant::F64(r)) => { (&Self::F64(l), &Self::F64(r)) => {
// We want `Fw32 == FwAny` and `FwAny == Fw64`, and by transitivity we must have // We want `Fw32 == FwAny` and `FwAny == Fw64`, and by transitivity we must have
// `Fw32 == Fw64`, so don’t compare them. // `Fw32 == Fw64`, so don’t compare them.
// `to_bits` is required to catch non-matching 0.0, -0.0, and NaNs. // `to_bits` is required to catch non-matching 0.0, -0.0, and NaNs.
l.to_bits() == r.to_bits() l.to_bits() == r.to_bits()
}, },
(&Constant::F32(l), &Constant::F32(r)) => { (&Self::F32(l), &Self::F32(r)) => {
// We want `Fw32 == FwAny` and `FwAny == Fw64`, and by transitivity we must have // We want `Fw32 == FwAny` and `FwAny == Fw64`, and by transitivity we must have
// `Fw32 == Fw64`, so don’t compare them. // `Fw32 == Fw64`, so don’t compare them.
// `to_bits` is required to catch non-matching 0.0, -0.0, and NaNs. // `to_bits` is required to catch non-matching 0.0, -0.0, and NaNs.
f64::from(l).to_bits() == f64::from(r).to_bits() f64::from(l).to_bits() == f64::from(r).to_bits()
}, },
(&Constant::Bool(l), &Constant::Bool(r)) => l == r, (&Self::Bool(l), &Self::Bool(r)) => l == r,
(&Constant::Vec(ref l), &Constant::Vec(ref r)) | (&Constant::Tuple(ref l), &Constant::Tuple(ref r)) => { (&Self::Vec(ref l), &Self::Vec(ref r)) | (&Self::Tuple(ref l), &Self::Tuple(ref r)) => {
l == r l == r
}, },
(&Constant::Repeat(ref lv, ref ls), &Constant::Repeat(ref rv, ref rs)) => ls == rs && lv == rv, (&Self::Repeat(ref lv, ref ls), &Self::Repeat(ref rv, ref rs)) => ls == rs && lv == rv,
// TODO: are there inter-type equalities? // TODO: are there inter-type equalities?
_ => false, _ => false,
} }
@ -82,38 +82,38 @@ impl Hash for Constant {
{ {
std::mem::discriminant(self).hash(state); std::mem::discriminant(self).hash(state);
match *self { match *self {
Constant::Str(ref s) => { Self::Str(ref s) => {
s.hash(state); s.hash(state);
}, },
Constant::Binary(ref b) => { Self::Binary(ref b) => {
b.hash(state); b.hash(state);
}, },
Constant::Char(c) => { Self::Char(c) => {
c.hash(state); c.hash(state);
}, },
Constant::Int(i) => { Self::Int(i) => {
i.hash(state); i.hash(state);
}, },
Constant::F32(f) => { Self::F32(f) => {
f64::from(f).to_bits().hash(state); f64::from(f).to_bits().hash(state);
}, },
Constant::F64(f) => { Self::F64(f) => {
f.to_bits().hash(state); f.to_bits().hash(state);
}, },
Constant::Bool(b) => { Self::Bool(b) => {
b.hash(state); b.hash(state);
}, },
Constant::Vec(ref v) | Constant::Tuple(ref v) => { Self::Vec(ref v) | Self::Tuple(ref v) => {
v.hash(state); v.hash(state);
}, },
Constant::Repeat(ref c, l) => { Self::Repeat(ref c, l) => {
c.hash(state); c.hash(state);
l.hash(state); l.hash(state);
}, },
Constant::RawPtr(u) => { Self::RawPtr(u) => {
u.hash(state); u.hash(state);
}, },
Constant::Err(ref s) => { Self::Err(ref s) => {
s.hash(state); s.hash(state);
}, },
} }
@ -123,25 +123,25 @@ impl Hash for Constant {
impl Constant { impl Constant {
pub fn partial_cmp(tcx: TyCtxt<'_>, cmp_type: Ty<'_>, left: &Self, right: &Self) -> Option<Ordering> { pub fn partial_cmp(tcx: TyCtxt<'_>, cmp_type: Ty<'_>, left: &Self, right: &Self) -> Option<Ordering> {
match (left, right) { match (left, right) {
(&Constant::Str(ref ls), &Constant::Str(ref rs)) => Some(ls.cmp(rs)), (&Self::Str(ref ls), &Self::Str(ref rs)) => Some(ls.cmp(rs)),
(&Constant::Char(ref l), &Constant::Char(ref r)) => Some(l.cmp(r)), (&Self::Char(ref l), &Self::Char(ref r)) => Some(l.cmp(r)),
(&Constant::Int(l), &Constant::Int(r)) => { (&Self::Int(l), &Self::Int(r)) => {
if let ty::Int(int_ty) = cmp_type.sty { if let ty::Int(int_ty) = cmp_type.sty {
Some(sext(tcx, l, int_ty).cmp(&sext(tcx, r, int_ty))) Some(sext(tcx, l, int_ty).cmp(&sext(tcx, r, int_ty)))
} else { } else {
Some(l.cmp(&r)) Some(l.cmp(&r))
} }
}, },
(&Constant::F64(l), &Constant::F64(r)) => l.partial_cmp(&r), (&Self::F64(l), &Self::F64(r)) => l.partial_cmp(&r),
(&Constant::F32(l), &Constant::F32(r)) => l.partial_cmp(&r), (&Self::F32(l), &Self::F32(r)) => l.partial_cmp(&r),
(&Constant::Bool(ref l), &Constant::Bool(ref r)) => Some(l.cmp(r)), (&Self::Bool(ref l), &Self::Bool(ref r)) => Some(l.cmp(r)),
(&Constant::Tuple(ref l), &Constant::Tuple(ref r)) | (&Constant::Vec(ref l), &Constant::Vec(ref r)) => l (&Self::Tuple(ref l), &Self::Tuple(ref r)) | (&Self::Vec(ref l), &Self::Vec(ref r)) => l
.iter() .iter()
.zip(r.iter()) .zip(r.iter())
.map(|(li, ri)| Self::partial_cmp(tcx, cmp_type, li, ri)) .map(|(li, ri)| Self::partial_cmp(tcx, cmp_type, li, ri))
.find(|r| r.map_or(true, |o| o != Ordering::Equal)) .find(|r| r.map_or(true, |o| o != Ordering::Equal))
.unwrap_or_else(|| Some(l.len().cmp(&r.len()))), .unwrap_or_else(|| Some(l.len().cmp(&r.len()))),
(&Constant::Repeat(ref lv, ref ls), &Constant::Repeat(ref rv, ref rs)) => { (&Self::Repeat(ref lv, ref ls), &Self::Repeat(ref rv, ref rs)) => {
match Self::partial_cmp(tcx, cmp_type, lv, rv) { match Self::partial_cmp(tcx, cmp_type, lv, rv) {
Some(Equal) => Some(ls.cmp(rs)), Some(Equal) => Some(ls.cmp(rs)),
x => x, x => x,

12
clippy_lints/src/excessive_precision.rs
View File

@ -143,20 +143,20 @@ impl FloatFormat {
fn new(s: &str) -> Self { fn new(s: &str) -> Self {
s.chars() s.chars()
.find_map(|x| match x { .find_map(|x| match x {
'e' => Some(FloatFormat::LowerExp), 'e' => Some(Self::LowerExp),
'E' => Some(FloatFormat::UpperExp), 'E' => Some(Self::UpperExp),
_ => None, _ => None,
}) })
.unwrap_or(FloatFormat::Normal) .unwrap_or(Self::Normal)
} }
fn format<T>(&self, f: T) -> String fn format<T>(&self, f: T) -> String
where where
T: fmt::UpperExp + fmt::LowerExp + fmt::Display, T: fmt::UpperExp + fmt::LowerExp + fmt::Display,
{ {
match self { match self {
FloatFormat::LowerExp => format!("{:e}", f), Self::LowerExp => format!("{:e}", f),
FloatFormat::UpperExp => format!("{:E}", f), Self::UpperExp => format!("{:E}", f),
FloatFormat::Normal => format!("{}", f), Self::Normal => format!("{}", f),
} }
} }
} }

14
clippy_lints/src/literal_representation.rs
View File

@ -115,8 +115,8 @@ impl Radix {
/// Returns a reasonable digit group size for this radix. /// Returns a reasonable digit group size for this radix.
crate fn suggest_grouping(&self) -> usize { crate fn suggest_grouping(&self) -> usize {
match *self { match *self {
Radix::Binary | Radix::Hexadecimal => 4, Self::Binary | Self::Hexadecimal => 4,
Radix::Octal | Radix::Decimal => 3, Self::Octal | Self::Decimal => 3,
} }
} }
} }
@ -285,7 +285,7 @@ enum WarningType {
impl WarningType { impl WarningType {
crate fn display(&self, grouping_hint: &str, cx: &EarlyContext<'_>, span: syntax_pos::Span) { crate fn display(&self, grouping_hint: &str, cx: &EarlyContext<'_>, span: syntax_pos::Span) {
match self { match self {
WarningType::MistypedLiteralSuffix => span_lint_and_sugg( Self::MistypedLiteralSuffix => span_lint_and_sugg(
cx, cx,
MISTYPED_LITERAL_SUFFIXES, MISTYPED_LITERAL_SUFFIXES,
span, span,
@ -294,7 +294,7 @@ impl WarningType {
grouping_hint.to_string(), grouping_hint.to_string(),
Applicability::MaybeIncorrect, Applicability::MaybeIncorrect,
), ),
WarningType::UnreadableLiteral => span_lint_and_sugg( Self::UnreadableLiteral => span_lint_and_sugg(
cx, cx,
UNREADABLE_LITERAL, UNREADABLE_LITERAL,
span, span,
@ -303,7 +303,7 @@ impl WarningType {
grouping_hint.to_owned(), grouping_hint.to_owned(),
Applicability::MachineApplicable, Applicability::MachineApplicable,
), ),
WarningType::LargeDigitGroups => span_lint_and_sugg( Self::LargeDigitGroups => span_lint_and_sugg(
cx, cx,
LARGE_DIGIT_GROUPS, LARGE_DIGIT_GROUPS,
span, span,
@ -312,7 +312,7 @@ impl WarningType {
grouping_hint.to_owned(), grouping_hint.to_owned(),
Applicability::MachineApplicable, Applicability::MachineApplicable,
), ),
WarningType::InconsistentDigitGrouping => span_lint_and_sugg( Self::InconsistentDigitGrouping => span_lint_and_sugg(
cx, cx,
INCONSISTENT_DIGIT_GROUPING, INCONSISTENT_DIGIT_GROUPING,
span, span,
@ -321,7 +321,7 @@ impl WarningType {
grouping_hint.to_owned(), grouping_hint.to_owned(),
Applicability::MachineApplicable, Applicability::MachineApplicable,
), ),
WarningType::DecimalRepresentation => span_lint_and_sugg( Self::DecimalRepresentation => span_lint_and_sugg(
cx, cx,
DECIMAL_LITERAL_REPRESENTATION, DECIMAL_LITERAL_REPRESENTATION,
span, span,

40
clippy_lints/src/methods/mod.rs
View File

@ -2505,14 +2505,14 @@ impl SelfKind {
let is_actually_self = |ty| is_self_ty(ty) || SpanlessEq::new(cx).eq_ty(ty, self_ty); let is_actually_self = |ty| is_self_ty(ty) || SpanlessEq::new(cx).eq_ty(ty, self_ty);
if is_self(arg) { if is_self(arg) {
match self { match self {
SelfKind::Value => is_actually_self(ty), Self::Value => is_actually_self(ty),
SelfKind::Ref | SelfKind::RefMut => { Self::Ref | Self::RefMut => {
if allow_value_for_ref && is_actually_self(ty) { if allow_value_for_ref && is_actually_self(ty) {
return true; return true;
} }
match ty.node { match ty.node {
hir::TyKind::Rptr(_, ref mt_ty) => { hir::TyKind::Rptr(_, ref mt_ty) => {
let mutability_match = if self == SelfKind::Ref { let mutability_match = if self == Self::Ref {
mt_ty.mutbl == hir::MutImmutable mt_ty.mutbl == hir::MutImmutable
} else { } else {
mt_ty.mutbl == hir::MutMutable mt_ty.mutbl == hir::MutMutable
@ -2526,20 +2526,20 @@ impl SelfKind {
} }
} else { } else {
match self { match self {
SelfKind::Value => false, Self::Value => false,
SelfKind::Ref => is_as_ref_or_mut_trait(ty, self_ty, generics, &paths::ASREF_TRAIT), Self::Ref => is_as_ref_or_mut_trait(ty, self_ty, generics, &paths::ASREF_TRAIT),
SelfKind::RefMut => is_as_ref_or_mut_trait(ty, self_ty, generics, &paths::ASMUT_TRAIT), Self::RefMut => is_as_ref_or_mut_trait(ty, self_ty, generics, &paths::ASMUT_TRAIT),
SelfKind::No => true, Self::No => true,
} }
} }
} }
fn description(self) -> &'static str { fn description(self) -> &'static str {
match self { match self {
SelfKind::Value => "self by value", Self::Value => "self by value",
SelfKind::Ref => "self by reference", Self::Ref => "self by reference",
SelfKind::RefMut => "self by mutable reference", Self::RefMut => "self by mutable reference",
SelfKind::No => "no self", Self::No => "no self",
} }
} }
} }
@ -2609,8 +2609,8 @@ fn single_segment_ty(ty: &hir::Ty) -> Option<&hir::PathSegment> {
impl Convention { impl Convention {
fn check(&self, other: &str) -> bool { fn check(&self, other: &str) -> bool {
match *self { match *self {
Convention::Eq(this) => this == other, Self::Eq(this) => this == other,
Convention::StartsWith(this) => other.starts_with(this) && this != other, Self::StartsWith(this) => other.starts_with(this) && this != other,
} }
} }
} }
@ -2618,8 +2618,8 @@ impl Convention {
impl fmt::Display for Convention { impl fmt::Display for Convention {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> {
match *self { match *self {
Convention::Eq(this) => this.fmt(f), Self::Eq(this) => this.fmt(f),
Convention::StartsWith(this) => this.fmt(f).and_then(|_| '*'.fmt(f)), Self::StartsWith(this) => this.fmt(f).and_then(|_| '*'.fmt(f)),
} }
} }
} }
@ -2636,11 +2636,11 @@ impl OutType {
fn matches(self, cx: &LateContext<'_, '_>, ty: &hir::FunctionRetTy) -> bool { fn matches(self, cx: &LateContext<'_, '_>, ty: &hir::FunctionRetTy) -> bool {
let is_unit = |ty: &hir::Ty| SpanlessEq::new(cx).eq_ty_kind(&ty.node, &hir::TyKind::Tup(vec![].into())); let is_unit = |ty: &hir::Ty| SpanlessEq::new(cx).eq_ty_kind(&ty.node, &hir::TyKind::Tup(vec![].into()));
match (self, ty) { match (self, ty) {
(OutType::Unit, &hir::DefaultReturn(_)) => true, (Self::Unit, &hir::DefaultReturn(_)) => true,
(OutType::Unit, &hir::Return(ref ty)) if is_unit(ty) => true, (Self::Unit, &hir::Return(ref ty)) if is_unit(ty) => true,
(OutType::Bool, &hir::Return(ref ty)) if is_bool(ty) => true, (Self::Bool, &hir::Return(ref ty)) if is_bool(ty) => true,
(OutType::Any, &hir::Return(ref ty)) if !is_unit(ty) => true, (Self::Any, &hir::Return(ref ty)) if !is_unit(ty) => true,
(OutType::Ref, &hir::Return(ref ty)) => matches!(ty.node, hir::TyKind::Rptr(_, _)), (Self::Ref, &hir::Return(ref ty)) => matches!(ty.node, hir::TyKind::Rptr(_, _)),
_ => false, _ => false,
} }
} }

5
clippy_lints/src/non_copy_const.rs
View File

@ -84,6 +84,7 @@ declare_clippy_lint! {
"referencing const with interior mutability" "referencing const with interior mutability"
} }
#[allow(dead_code)]
#[derive(Copy, Clone)] #[derive(Copy, Clone)]
enum Source { enum Source {
Item { item: Span }, Item { item: Span },
@ -94,12 +95,12 @@ enum Source {
impl Source { impl Source {
fn lint(&self) -> (&'static Lint, &'static str, Span) { fn lint(&self) -> (&'static Lint, &'static str, Span) {
match self { match self {
Source::Item { item } | Source::Assoc { item, .. } => ( Self::Item { item } | Self::Assoc { item, .. } => (
DECLARE_INTERIOR_MUTABLE_CONST, DECLARE_INTERIOR_MUTABLE_CONST,
"a const item should never be interior mutable", "a const item should never be interior mutable",
*item, *item,
), ),
Source::Expr { expr } => ( Self::Expr { expr } => (
BORROW_INTERIOR_MUTABLE_CONST, BORROW_INTERIOR_MUTABLE_CONST,
"a const item with interior mutability should not be borrowed", "a const item with interior mutability should not be borrowed",
*expr, *expr,

8
clippy_lints/src/ptr_offset_with_cast.rs
View File

@ -133,8 +133,8 @@ enum Method {
impl Method { impl Method {
fn suggestion(self) -> &'static str { fn suggestion(self) -> &'static str {
match self { match self {
Method::Offset => "add", Self::Offset => "add",
Method::WrappingOffset => "wrapping_add", Self::WrappingOffset => "wrapping_add",
} }
} }
} }
@ -142,8 +142,8 @@ impl Method {
impl fmt::Display for Method { impl fmt::Display for Method {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self { match self {
Method::Offset => write!(f, "offset"), Self::Offset => write!(f, "offset"),
Method::WrappingOffset => write!(f, "wrapping_offset"), Self::WrappingOffset => write!(f, "wrapping_offset"),
} }
} }
} }

8
clippy_lints/src/types.rs
View File

@ -1725,10 +1725,10 @@ impl PartialEq for FullInt {
impl PartialOrd for FullInt { impl PartialOrd for FullInt {
fn partial_cmp(&self, other: &Self) -> Option<Ordering> { fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
Some(match (self, other) { Some(match (self, other) {
(&FullInt::S(s), &FullInt::S(o)) => s.cmp(&o), (&Self::S(s), &Self::S(o)) => s.cmp(&o),
(&FullInt::U(s), &FullInt::U(o)) => s.cmp(&o), (&Self::U(s), &Self::U(o)) => s.cmp(&o),
(&FullInt::S(s), &FullInt::U(o)) => Self::cmp_s_u(s, o), (&Self::S(s), &Self::U(o)) => Self::cmp_s_u(s, o),
(&FullInt::U(s), &FullInt::S(o)) => Self::cmp_s_u(o, s).reverse(), (&Self::U(s), &Self::S(o)) => Self::cmp_s_u(o, s).reverse(),
}) })
} }
} }

6
clippy_lints/src/utils/conf.rs
View File

@ -44,15 +44,15 @@ pub enum Error {
impl fmt::Display for Error { impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> {
match *self { match *self {
Error::Io(ref err) => err.fmt(f), Self::Io(ref err) => err.fmt(f),
Error::Toml(ref err) => err.fmt(f), Self::Toml(ref err) => err.fmt(f),
} }
} }
} }
impl From<io::Error> for Error { impl From<io::Error> for Error {
fn from(e: io::Error) -> Self { fn from(e: io::Error) -> Self {
Error::Io(e) Self::Io(e)
} }
} }