Trait nom::lib::std::fmt::Display1.0.0[][src]

pub trait Display {
    pub fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>;
}
[]

Format trait for an empty format, {}.

Display is similar to Debug, but Display is for user-facing output, and so cannot be derived.

For more information on formatters, see the module-level documentation.

Examples

Implementing Display on a type:

use std::fmt;

struct Point {
    x: i32,
    y: i32,
}

impl fmt::Display for Point {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        write!(f, "({}, {})", self.x, self.y)
    }
}

let origin = Point { x: 0, y: 0 };

assert_eq!(format!("The origin is: {}", origin), "The origin is: (0, 0)");

Required methods

pub fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>[src][]

Formats the value using the given formatter.

Examples

use std::fmt;

struct Position {
    longitude: f32,
    latitude: f32,
}

impl fmt::Display for Position {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        write!(f, "({}, {})", self.longitude, self.latitude)
    }
}

assert_eq!("(1.987, 2.983)",
           format!("{}", Position { longitude: 1.987, latitude: 2.983, }));

Implementations on Foreign Types

impl Display for ExitStatus[src]

impl Display for Ipv4Addr[src]

impl<'_, T> Display for RwLockWriteGuard<'_, T> where
    T: Display + ?Sized
[src]

impl Display for AddrParseError[src]

impl Display for JoinPathsError[src]

impl<W> Display for IntoInnerError<W>[src]

impl<'_, T> Display for MutexGuard<'_, T> where
    T: Display + ?Sized
[src]

impl Display for IpAddr[src]

impl Display for IntoStringError[src]

impl Display for Ipv6Addr[src]

Write an Ipv6Addr, conforming to the canonical style described by RFC 5952.

impl Display for FromBytesWithNulError[src]

impl Display for SystemTimeError[src]

impl Display for StripPrefixError[src]

impl Display for Error[src]

impl<'_> Display for Display<'_>[src]

impl Display for AccessError[src]

impl Display for SocketAddrV4[src]

impl Display for SocketAddr[src]

impl Display for RecvTimeoutError[src]

impl Display for TryRecvError[src]

impl<'_, T> Display for RwLockReadGuard<'_, T> where
    T: Display + ?Sized
[src]

impl Display for VarError[src]

impl Display for NulError[src]

impl<T> Display for TryLockError<T>[src]

impl Display for SocketAddrV6[src]

impl<T> Display for PoisonError<T>[src]

impl Display for Backtrace[src]

impl Display for RecvError[src]

impl<T> Display for TrySendError<T>[src]

impl Display for FromVecWithNulError[src]

impl<T> Display for SendError<T>[src]

impl Display for EscapeDebug[src]

impl Display for bool[src]

impl Display for usize[src]

impl<'_> Display for PanicInfo<'_>[src]

impl Display for u64[src]

impl Display for ToUppercase[src]

impl Display for f64[src]

impl Display for i128[src]

impl Display for i64[src]

impl Display for NonZeroU64[src]

impl Display for NonZeroU8[src]

impl Display for NonZeroI16[src]

impl Display for u32[src]

impl Display for NonZeroUsize[src]

impl Display for ParseIntError[src]

impl Display for isize[src]

impl Display for ![src]

impl<'a> Display for EscapeAscii<'a>[src]

impl Display for ParseFloatError[src]

impl Display for ToLowercase[src]

impl<'_, T> Display for &'_ mut T where
    T: Display + ?Sized
[src]

impl<'_, T> Display for Ref<'_, T> where
    T: Display + ?Sized
[src]

impl Display for DecodeUtf16Error[src]

impl Display for u8[src]

impl Display for u16[src]

impl Display for str[src]

impl Display for NonZeroI32[src]

impl Display for NonZeroU128[src]

impl Display for NonZeroI8[src]

impl Display for i16[src]

impl Display for NonZeroIsize[src]

impl Display for ParseCharError[src]

impl Display for NonZeroU16[src]

impl Display for NonZeroI128[src]

impl Display for BorrowMutError[src]

impl Display for EscapeDefault[src]

impl Display for EscapeDefault[src]

impl<T> Display for Wrapping<T> where
    T: Display
[src]

impl Display for TryFromIntError[src]

impl Display for u128[src]

impl Display for CharTryFromError[src]

impl Display for NonZeroI64[src]

impl<P> Display for Pin<P> where
    P: Display
[src]

impl Display for EscapeUnicode[src]

impl Display for BorrowError[src]

impl<'_> Display for Location<'_>[src]

impl Display for Utf8Lossy[src]

impl Display for TryFromSliceError[src]

impl Display for NonZeroU32[src]

impl Display for i32[src]

impl<'_, T> Display for &'_ T where
    T: Display + ?Sized
[src]

impl<'_, T> Display for RefMut<'_, T> where
    T: Display + ?Sized
[src]

impl Display for char[src]

impl Display for f32[src]

impl Display for i8[src]

impl<T> Display for Arc<T> where
    T: Display + ?Sized
[src]

impl<T> Display for Rc<T> where
    T: Display + ?Sized
[src]

Implementors

impl Display for TryReserveError[src]

impl Display for Infallible1.34.0[src]

impl Display for AllocError[src]

impl Display for LayoutError1.28.0[src]

impl Display for ParseBoolError[src]

impl Display for Utf8Error[src]

impl Display for FromUtf8Error[src]

impl Display for FromUtf16Error[src]

impl Display for String[src]

impl Display for nom::lib::std::fmt::Error[src]

impl<'_> Display for Arguments<'_>[src]

impl<'_, B> Display for Cow<'_, B> where
    B: Display + ToOwned + ?Sized,
    <B as ToOwned>::Owned: Display
[src]

impl<'a> Display for nom::lib::std::str::EscapeDebug<'a>1.34.0[src]

impl<'a> Display for nom::lib::std::str::EscapeDefault<'a>1.34.0[src]

impl<'a> Display for nom::lib::std::str::EscapeUnicode<'a>1.34.0[src]

impl<'a, K, V> Display for nom::lib::std::collections::btree_map::OccupiedError<'a, K, V> where
    K: Debug + Ord,
    V: Debug
[src]

impl<'a, K, V> Display for nom::lib::std::collections::hash_map::OccupiedError<'a, K, V> where
    K: Debug,
    V: Debug
[src]

impl<E> Display for Err<E> where
    E: Debug
[src]

impl<T, A> Display for Box<T, A> where
    T: Display + ?Sized,
    A: Allocator
[src]

impl Display for Error

impl<N: Display> Display for Deg<N>

impl<N: Display> Display for Rad<N>

impl<'a> Display for SymbolName<'a>

impl<'a> Display for BytesOrWideString<'a>

impl Display for Structure

impl Display for Error

impl Display for PodCastError

impl Display for FixedOffset

impl Display for Utc

impl Display for NaiveDate

impl Display for NaiveDateTime

impl Display for NaiveTime

impl<Tz: TimeZone> Display for Date<Tz> where
    Tz::Offset: Display

impl<Tz: TimeZone> Display for DateTime<Tz> where
    Tz::Offset: Display

impl Display for ParseError

impl<'a, I: Iterator<Item = B> + Clone, B: Borrow<Item<'a>>> Display for DelayedFormat<I>

impl Display for RoundingError

impl Display for Weekday

impl<T> Display for SendError<T>

impl<T> Display for TrySendError<T>

impl<T> Display for SendTimeoutError<T>

impl Display for RecvError

impl Display for TryRecvError

impl Display for RecvTimeoutError

impl Display for TrySelectError

impl Display for SelectTimeoutError

impl<T: ?Sized + Display> Display for ShardedLockReadGuard<'_, T>

impl<T: ?Sized + Display> Display for ShardedLockWriteGuard<'_, T>

impl Display for Error

impl Display for IdentString

impl<T: Display> Display for Override<T>

impl Display for Error

impl Display for MatchingType

impl<L, R> Display for Either<L, R> where
    L: Display,
    R: Display

impl Display for Error

impl Display for Backtrace

impl<E: Display> Display for Compat<E>

impl<D: Display + Send + Sync + 'static> Display for Context<D>

impl<T> Display for SyncFailure<T> where
    T: Display

impl Display for Error

impl Display for FixedBitSet

impl Display for Error

impl Display for SendError

impl<T> Display for TrySendError<T>

impl Display for TryRecvError

impl Display for Canceled

impl Display for EnterError

impl Display for SpawnError

impl Display for Aborted

impl<T, Item> Display for ReuniteError<T, Item>

impl<T> Display for ReuniteError<T>

impl Display for Error

impl Display for DecodingFormatError

impl Display for DecodingError

impl Display for EncodingError

impl Display for DwUt

impl Display for DwCfa

impl Display for DwChildren

impl Display for DwTag

impl Display for DwAt

impl Display for DwForm

impl Display for DwAte

impl Display for DwLle

impl Display for DwDs

impl Display for DwEnd

impl Display for DwAccess

impl Display for DwVis

impl Display for DwVirtuality

impl Display for DwLang

impl Display for DwAddr

impl Display for DwId

impl Display for DwCc

impl Display for DwInl

impl Display for DwOrd

impl Display for DwDsc

impl Display for DwIdx

impl Display for DwDefaulted

impl Display for DwLns

impl Display for DwLne

impl Display for DwLnct

impl Display for DwMacro

impl Display for DwRle

impl Display for DwOp

impl Display for DwEhPe

impl<R, Offset> Display for LineInstruction<R, Offset> where
    R: Reader<Offset = Offset>,
    Offset: ReaderOffset

impl Display for Error

impl Display for Error

impl Display for InitError

impl Display for Error

impl Display for ParseError

impl Display for IdentifierError

impl Display for Identifier

impl Display for TypeName

impl Display for bf16

impl Display for f16

impl Display for ImageError

impl Display for UnsupportedError

impl Display for ParameterError

impl Display for EncodingError

impl Display for DecodingError

impl Display for LimitError

impl Display for ImageFormatHint

impl Display for Error

impl<'a, I, F> Display for FormatWith<'a, I, F> where
    I: Iterator,
    F: FnMut(I::Item, &mut dyn FnMut(&dyn Display) -> Result) -> Result

impl<'a, I> Display for Format<'a, I> where
    I: Iterator,
    I::Item: Display

impl Display for Error

impl<'a, R: RawMutex + 'a, T: Display + ?Sized + 'a> Display for MutexGuard<'a, R, T>

impl<'a, R: RawMutex + 'a, T: Display + ?Sized + 'a> Display for MappedMutexGuard<'a, R, T>

impl<'a, R: RawMutex + 'a, G: GetThreadId + 'a, T: Display + ?Sized + 'a> Display for ReentrantMutexGuard<'a, R, G, T>

impl<'a, R: RawMutex + 'a, G: GetThreadId + 'a, T: Display + ?Sized + 'a> Display for MappedReentrantMutexGuard<'a, R, G, T>

impl<'a, R: RawRwLock + 'a, T: Display + ?Sized + 'a> Display for RwLockReadGuard<'a, R, T>

impl<'a, R: RawRwLock + 'a, T: Display + ?Sized + 'a> Display for RwLockWriteGuard<'a, R, T>

impl<'a, R: RawRwLockUpgrade + 'a, T: Display + ?Sized + 'a> Display for RwLockUpgradableReadGuard<'a, R, T>

impl<'a, R: RawRwLock + 'a, T: Display + ?Sized + 'a> Display for MappedRwLockReadGuard<'a, R, T>

impl<'a, R: RawRwLock + 'a, T: Display + ?Sized + 'a> Display for MappedRwLockWriteGuard<'a, R, T>

impl Display for Level

impl Display for LevelFilter

impl Display for SetLoggerError

impl Display for ParseLevelError

impl Display for Error

impl Display for ErrorKind

impl<N, R: Dim, C: Dim, S> Display for Matrix<N, R, C, S> where
    N: Scalar + Display,
    S: Storage<N, R, C>,
    DefaultAllocator: Allocator<usize, R, C>, 

impl<N: Scalar + Display, D: DimName> Display for Point<N, D> where
    DefaultAllocator: Allocator<N, D>, 

impl<N, D: DimName> Display for Rotation<N, D> where
    N: RealField + Display,
    DefaultAllocator: Allocator<N, D, D> + Allocator<usize, D, D>, 

impl<N: RealField + Display> Display for Quaternion<N>

impl<N: RealField + Display> Display for UnitQuaternion<N>

impl<N: RealField + Display> Display for UnitComplex<N>

impl<N: Scalar + Display, D: DimName> Display for Translation<N, D> where
    DefaultAllocator: Allocator<N, D> + Allocator<usize, D>, 

impl<N: RealField + Display, D: DimName, R> Display for Isometry<N, D, R> where
    R: Display,
    DefaultAllocator: Allocator<N, D> + Allocator<usize, D>, 

impl<N, D: DimName, R> Display for Similarity<N, D, R> where
    N: RealField + Display,
    R: AbstractRotation<N, D> + Display,
    DefaultAllocator: Allocator<N, D> + Allocator<usize, D>, 

impl Display for Unsupported

impl<T> Display for Complex<T> where
    T: Display + Num + PartialOrd + Clone

impl<E: Display> Display for ParseComplexError<E>

impl<T: Display + Clone + Integer> Display for Ratio<T>

impl Display for ParseRatioError

impl Display for ParseFloatError

impl Display for FromSliceError

impl Display for IntoSliceError

impl Display for FromStrError

impl Display for FixedUintError

impl Display for U128

impl Display for U160

impl Display for U224

impl Display for U256

impl Display for U384

impl Display for U512

impl Display for U520

impl Display for U1024

impl Display for U2048

impl Display for U4096

impl Display for Error

impl Display for MatrixFormatError

impl<'a, G> Display for Dot<'a, G> where
    G: IntoEdgeReferences + IntoNodeReferences + NodeIndexable + GraphProp,
    G::EdgeWeight: Display,
    G::NodeWeight: Display

impl Display for DisposeOp

impl Display for BlendOp

impl Display for DecodingError

impl Display for EncodingError

impl Display for TokenStream

impl Display for LexError

impl Display for TokenTree

impl Display for Group

impl Display for Punct

impl Display for Ident

impl Display for Literal

impl Display for BernoulliError

impl Display for WeightedError

impl Display for ReadError

impl Display for Error

impl Display for Error

impl Display for Error

impl Display for Error

impl Display for Error

impl Display for Error

impl Display for ChiSquaredError

impl Display for FisherFError

impl Display for BetaError

impl Display for Error

impl Display for Error

impl Display for PertError

impl Display for Error

impl Display for TriangularError

impl Display for Error

impl Display for ThreadPoolBuildError

impl Display for Error

impl Display for Regex

impl Display for Regex

impl Display for Error

impl Display for ErrorKind

impl Display for Ast

impl Display for Error

impl Display for Error

impl Display for ErrorKind

impl Display for Hir

impl Display for CaseFoldError

impl Display for UnicodeWordError

impl Display for SkeletonName

impl Display for BoneName

impl Display for Name

impl Display for Error

impl Display for LibraryId

impl Display for ObjectId

impl<'a> Display for Demangle<'a>

impl Display for Identifier

impl Display for SemVerError

impl Display for Version

impl Display for ReqParseError

impl Display for VersionReq

impl Display for Version

impl Display for Identifier

impl Display for Error

impl<'a> Display for Unexpected<'a>

impl<'a> Display for dyn Expected + 'a

impl Display for Error

impl Display for Value

impl Display for Number

impl Display for AutoSimd<[f32; 2]>

impl Display for AutoSimd<[f32; 4]>

impl Display for AutoSimd<[f32; 8]>

impl Display for AutoSimd<[f32; 16]>

impl Display for AutoSimd<[f64; 2]>

impl Display for AutoSimd<[f64; 4]>

impl Display for AutoSimd<[f64; 8]>

impl Display for AutoSimd<[i128; 1]>

impl Display for AutoSimd<[i128; 2]>

impl Display for AutoSimd<[i128; 4]>

impl Display for AutoSimd<[i16; 2]>

impl Display for AutoSimd<[i16; 4]>

impl Display for AutoSimd<[i16; 8]>

impl Display for AutoSimd<[i16; 16]>

impl Display for AutoSimd<[i16; 32]>

impl Display for AutoSimd<[i32; 2]>

impl Display for AutoSimd<[i32; 4]>

impl Display for AutoSimd<[i32; 8]>

impl Display for AutoSimd<[i32; 16]>

impl Display for AutoSimd<[i64; 2]>

impl Display for AutoSimd<[i64; 4]>

impl Display for AutoSimd<[i64; 8]>

impl Display for AutoSimd<[i8; 2]>

impl Display for AutoSimd<[i8; 4]>

impl Display for AutoSimd<[i8; 8]>

impl Display for AutoSimd<[i8; 16]>

impl Display for AutoSimd<[i8; 32]>

impl Display for AutoSimd<[isize; 2]>

impl Display for AutoSimd<[isize; 4]>

impl Display for AutoSimd<[isize; 8]>

impl Display for AutoSimd<[u128; 1]>

impl Display for AutoSimd<[u128; 2]>

impl Display for AutoSimd<[u128; 4]>

impl Display for AutoSimd<[u16; 2]>

impl Display for AutoSimd<[u16; 4]>

impl Display for AutoSimd<[u16; 8]>

impl Display for AutoSimd<[u16; 16]>

impl Display for AutoSimd<[u16; 32]>

impl Display for AutoSimd<[u32; 2]>

impl Display for AutoSimd<[u32; 4]>

impl Display for AutoSimd<[u32; 8]>

impl Display for AutoSimd<[u32; 16]>

impl Display for AutoSimd<[u64; 2]>

impl Display for AutoSimd<[u64; 4]>

impl Display for AutoSimd<[u64; 8]>

impl Display for AutoSimd<[u8; 2]>

impl Display for AutoSimd<[u8; 4]>

impl Display for AutoSimd<[u8; 8]>

impl Display for AutoSimd<[u8; 16]>

impl Display for AutoSimd<[u8; 32]>

impl Display for AutoSimd<[usize; 2]>

impl Display for AutoSimd<[usize; 4]>

impl Display for AutoSimd<[usize; 8]>

impl Display for AutoSimd<[bool; 1]>

impl Display for AutoSimd<[bool; 2]>

impl Display for AutoSimd<[bool; 4]>

impl Display for AutoSimd<[bool; 8]>

impl Display for AutoSimd<[bool; 16]>

impl Display for AutoSimd<[bool; 32]>

impl Display for CollectionAllocErr

impl Display for StrSimError

impl Display for Lifetime

impl Display for LitInt

impl Display for LitFloat

impl<'a> Display for ParseBuffer<'a>

impl Display for Error

impl Display for TiffFormatError

impl Display for TiffUnsupportedError

impl Display for TiffError

impl<'a> Display for TmFmt<'a>

impl Display for Duration

impl Display for OutOfRangeError

impl Display for SteadyTime

impl Display for ParseError

impl Display for Value

impl Display for Datetime

impl Display for DatetimeParseError

impl Display for Error

impl Display for Error

impl Display for LzwError