Struct Integer 

pub struct Integer(pub BigInt);

Tuple Fields

0: BigInt

Implementations

impl Integer

pub fn from_string(s: &str) -> Result<Self, NumberParseError>

Parse an integer from a string in base 10. Returns an error if the string is not a valid integer.

pub fn from_string_radix(s: &str, radix: u32) -> Result<Self, NumberParseError>

Parse an integer from a string in the given radix (base). Returns an error if the string is not a valid integer in the given radix.

pub fn is_zero(&self) -> bool

Returns true if the integer is zero.

pub fn is_negative(&self) -> bool

Returns true if the integer is negative. Note that zero is neither positive nor negative.

pub fn is_positive(&self) -> bool

Returns true if the integer is positive. Note that zero is neither positive nor negative.

pub fn as_i8(&self) -> Option<i8>

Converts the integer to an i8 if it fits, otherwise returns None.

pub fn as_u8(&self) -> Option<u8>

Converts the integer to a u8 if it fits, otherwise returns None.

pub fn as_i16(&self) -> Option<i16>

Converts the integer to an i16 if it fits, otherwise returns None.

pub fn as_u16(&self) -> Option<u16>

Converts the integer to a u16 if it fits, otherwise returns None.

pub fn as_i32(&self) -> Option<i32>

Converts the integer to an i32 if it fits, otherwise returns None.

pub fn as_u32(&self) -> Option<u32>

Converts the integer to a u32 if it fits, otherwise returns None.

pub fn as_i64(&self) -> Option<i64>

Converts the integer to an i64 if it fits, otherwise returns None.

pub fn as_usize(&self) -> Option<usize>

Converts the integer to a usize if it fits, otherwise returns None.

pub fn as_u64(&self) -> Option<u64>

Converts the integer to a u64 if it fits, otherwise returns None.

pub fn as_i128(&self) -> Option<i128>

Converts the integer to an i128 if it fits, otherwise returns None.

pub fn as_u128(&self) -> Option<u128>

Converts the integer to a u128 if it fits, otherwise returns None.

pub fn to_smallest_fitting(&self) -> TypedInteger

Converts the integer to the smallest fitting TypedInteger variant. If it doesn’t fit in any smaller type, returns TypedInteger::Big.

Trait Implementations

impl Add for &Integer

type Output = Integer

The resulting type after applying the + operator.

fn add(self, rhs: Self) -> Self::Output

Performs the + operation.

impl Add for Integer

type Output = Integer

The resulting type after applying the + operator.

fn add(self, rhs: Self) -> Self::Output

Performs the + operation.

impl BinRead for Integer

type Args<'a> = ()

The type used for the args parameter of read_args() and read_options().

fn read_options<R: Read + Seek>( reader: &mut R, _endian: Endian, _: Self::Args<'_>, ) -> BinResult<Self>

Read Self from the reader using the given Endian and arguments.

fn read_be<R>(reader: &mut R) -> Result<Self, Error>

where R: Read + Seek, Self::Args<'a>: for<'a> Required,

Read Self from the reader using default arguments and assuming big-endian byte order.

fn read_le<R>(reader: &mut R) -> Result<Self, Error>

where R: Read + Seek, Self::Args<'a>: for<'a> Required,

Read Self from the reader using default arguments and assuming little-endian byte order.

fn read_ne<R>(reader: &mut R) -> Result<Self, Error>

where R: Read + Seek, Self::Args<'a>: for<'a> Required,

Read T from the reader assuming native-endian byte order.

fn read_be_args<R>(reader: &mut R, args: Self::Args<'_>) -> Result<Self, Error>

where R: Read + Seek,

Read Self from the reader, assuming big-endian byte order, using the given arguments.

fn read_le_args<R>(reader: &mut R, args: Self::Args<'_>) -> Result<Self, Error>

where R: Read + Seek,

Read Self from the reader, assuming little-endian byte order, using the given arguments.

fn read_ne_args<R>(reader: &mut R, args: Self::Args<'_>) -> Result<Self, Error>

where R: Read + Seek,

Read T from the reader, assuming native-endian byte order, using the given arguments.

impl BinWrite for Integer

type Args<'a> = ()

The type used for the args parameter of write_args() and write_options().

fn write_options<W: Write + Seek>( &self, writer: &mut W, _endian: Endian, _: Self::Args<'_>, ) -> BinResult<()>

Write Self to the writer using the given Endian and arguments.

fn write_be<W>(&self, writer: &mut W) -> Result<(), Error>

where W: Write + Seek, Self::Args<'a>: for<'a> Required,

Write Self to the writer assuming big-endian byte order.

fn write_le<W>(&self, writer: &mut W) -> Result<(), Error>

where W: Write + Seek, Self::Args<'a>: for<'a> Required,

Write Self to the writer assuming little-endian byte order.

fn write_ne<W>(&self, writer: &mut W) -> Result<(), Error>

where W: Write + Seek, Self::Args<'a>: for<'a> Required,

Write Self to the writer assuming native-endian byte order.

fn write_be_args<W>( &self, writer: &mut W, args: Self::Args<'_>, ) -> Result<(), Error>

where W: Write + Seek,

Write Self to the writer, assuming big-endian byte order, using the given arguments.

fn write_le_args<W>( &self, writer: &mut W, args: Self::Args<'_>, ) -> Result<(), Error>

where W: Write + Seek,

Write Self to the writer, assuming little-endian byte order, using the given arguments.

fn write_ne_args<W>( &self, writer: &mut W, args: Self::Args<'_>, ) -> Result<(), Error>

where W: Write + Seek,

Write Self to the writer, assuming native-endian byte order, using the given arguments.

impl Clone for Integer

fn clone(&self) -> Integer

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Integer

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Integer

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>

where D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for Integer

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl From<BigInt> for Integer

fn from(value: BigInt) -> Self

Converts to this type from the input type.

impl From<Integer> for CoreValue

fn from(value: Integer) -> Self

Converts to this type from the input type.

impl From<Integer> for StructuralTypeDefinition

fn from(value: Integer) -> Self

Converts to this type from the input type.

impl From<TypedInteger> for Integer

fn from(value: TypedInteger) -> Self

Converts to this type from the input type.

impl From<i128> for Integer

fn from(value: i128) -> Self

Converts to this type from the input type.

impl From<i16> for Integer

fn from(value: i16) -> Self

Converts to this type from the input type.

impl From<i32> for Integer

fn from(value: i32) -> Self

Converts to this type from the input type.

impl From<i64> for Integer

fn from(value: i64) -> Self

Converts to this type from the input type.

impl From<i8> for Integer

fn from(value: i8) -> Self

Converts to this type from the input type.

impl From<u128> for Integer

fn from(value: u128) -> Self

Converts to this type from the input type.

impl From<u16> for Integer

fn from(value: u16) -> Self

Converts to this type from the input type.

impl From<u32> for Integer

fn from(value: u32) -> Self

Converts to this type from the input type.

impl From<u64> for Integer

fn from(value: u64) -> Self

Converts to this type from the input type.

impl From<u8> for Integer

fn from(value: u8) -> Self

Converts to this type from the input type.

impl Hash for Integer

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl Neg for Integer

type Output = Integer

The resulting type after applying the - operator.

fn neg(self) -> Self::Output

Performs the unary - operation.

impl PartialEq for Integer

fn eq(&self, other: &Integer) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Serialize for Integer

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>

where S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralEq for Integer

fn structural_eq(&self, other: &Self) -> bool

Check if two values are equal, ignoring the type.

impl Sub for &Integer

type Output = Integer

The resulting type after applying the - operator.

fn sub(self, rhs: Self) -> Self::Output

Performs the - operation.

impl Sub for Integer

type Output = Integer

The resulting type after applying the - operator.

fn sub(self, rhs: Self) -> Self::Output

Performs the - operation.

impl Eq for Integer

impl StructuralPartialEq for Integer