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Fixnum

Struct Fixnum

pub struct Fixnum(/* private fields */);

Expand description

A type representing an integer within the interval [-2³⁰, 2³⁰).

Implementations§

impl Fixnum

pub fn from_le_bytes(is_negative: bool, le_bytes: &[u8]) -> Option<Self>

Attempts to create a new Fixnum from a sign and little-endian bytes. Will fail if the represented integer is outside of the interval [-2³⁰, 2³⁰).

Trait Implementations§

impl Clone for Fixnum

fn clone(&self) -> Fixnum

Returns a duplicate of the value. Read more

1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more

impl Copy for Fixnum

impl Debug for Fixnum

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

Formats the value using the given formatter. Read more

impl Default for Fixnum

fn default() -> Fixnum

Returns the “default value” for a type. Read more

impl Display for Fixnum

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

Formats the value using the given formatter. Read more

impl Eq for Fixnum

impl From<Fixnum> for i32

fn from(value: Fixnum) -> Self

Converts to this type from the input type.

impl From<Fixnum> for i64

fn from(value: Fixnum) -> Self

Converts to this type from the input type.

impl From<Fixnum> for i128

fn from(value: Fixnum) -> Self

Converts to this type from the input type.

impl From<Fixnum> for BigInt

fn from(value: Fixnum) -> Self

Converts to this type from the input type.

impl From<i8> for Fixnum

fn from(value: i8) -> Self

Converts to this type from the input type.

impl From<i16> for Fixnum

fn from(value: i16) -> Self

Converts to this type from the input type.

impl From<u8> for Fixnum

fn from(value: u8) -> Self

Converts to this type from the input type.

impl From<u16> for Fixnum

fn from(value: u16) -> Self

Converts to this type from the input type.

impl FromPrimitive for Fixnum

fn from_i64(n: i64) -> Option<Self>

Converts an i64 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_u64(n: u64) -> Option<Self>

Converts an u64 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_isize(n: isize) -> Option<Self>

Converts an isize to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_i8(n: i8) -> Option<Self>

Converts an i8 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_i16(n: i16) -> Option<Self>

Converts an i16 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_i32(n: i32) -> Option<Self>

Converts an i32 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_i128(n: i128) -> Option<Self>

Converts an i128 to return an optional value of this type. If the value cannot be represented by this type, then None is returned. Read more

fn from_usize(n: usize) -> Option<Self>

Converts a usize to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_u8(n: u8) -> Option<Self>

Converts an u8 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_u16(n: u16) -> Option<Self>

Converts an u16 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_u32(n: u32) -> Option<Self>

Converts an u32 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_u128(n: u128) -> Option<Self>

Converts an u128 to return an optional value of this type. If the value cannot be represented by this type, then None is returned. Read more

fn from_f32(n: f32) -> Option<Self>

Converts a f32 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_f64(n: f64) -> Option<Self>

Converts a f64 to return an optional value of this type. If the value cannot be represented by this type, then None is returned. Read more

impl NumCast for Fixnum

fn from<T: ToPrimitive>(n: T) -> Option<Self>

Creates a number from another value that can be converted into a primitive via the ToPrimitive trait. If the source value cannot be represented by the target type, then None is returned. Read more

impl Ord for Fixnum

fn cmp(&self, other: &Fixnum) -> Ordering

This method returns an Ordering between self and other. Read more

1.21.0 (const: unstable) · Source§

fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more

1.21.0 (const: unstable) · Source§

fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more

1.50.0 (const: unstable) · Source§

fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized,

Restrict a value to a certain interval. Read more

fn clamp_to<R>(self, range: R) -> Self
where Self: Sized, R: ClampBounds<Self>,

🔬This is a nightly-only experimental API. (clamp_to)

Restrict a value to a certain range. Read more

impl PartialEq for Fixnum

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

Equality operator ==. Read more

1.0.0 (const: unstable) · Source§

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

Inequality operator !=. Read more

impl PartialOrd for Fixnum

fn partial_cmp(&self, other: &Fixnum) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more

1.0.0 (const: unstable) · Source§

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

Tests less than (for self and other) and is used by the < operator. Read more

1.0.0 (const: unstable) · Source§

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

Tests less than or equal to (for self and other) and is used by the <= operator. Read more

1.0.0 (const: unstable) · Source§

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

Tests greater than (for self and other) and is used by the > operator. Read more

1.0.0 (const: unstable) · Source§

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

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more

impl StructuralPartialEq for Fixnum

impl ToBigInt for Fixnum

fn to_bigint(&self) -> Option<BigInt>

Converts the value of self to a BigInt.

impl ToBigUint for Fixnum

fn to_biguint(&self) -> Option<BigUint>

Converts the value of self to a BigUint.

impl ToPrimitive for Fixnum

fn to_i64(&self) -> Option<i64>

Converts the value of self to an i64. If the value cannot be represented by an i64, then None is returned.

fn to_u64(&self) -> Option<u64>

Converts the value of self to a u64. If the value cannot be represented by a u64, then None is returned.

fn to_isize(&self) -> Option<isize>

Converts the value of self to an isize. If the value cannot be represented by an isize, then None is returned.

fn to_i8(&self) -> Option<i8>

Converts the value of self to an i8. If the value cannot be represented by an i8, then None is returned.

fn to_i16(&self) -> Option<i16>

Converts the value of self to an i16. If the value cannot be represented by an i16, then None is returned.

fn to_i32(&self) -> Option<i32>

Converts the value of self to an i32. If the value cannot be represented by an i32, then None is returned.

fn to_i128(&self) -> Option<i128>

Converts the value of self to an i128. If the value cannot be represented by an i128 (i64 under the default implementation), then None is returned. Read more

fn to_usize(&self) -> Option<usize>

Converts the value of self to a usize. If the value cannot be represented by a usize, then None is returned.

fn to_u8(&self) -> Option<u8>

Converts the value of self to a u8. If the value cannot be represented by a u8, then None is returned.

fn to_u16(&self) -> Option<u16>

Converts the value of self to a u16. If the value cannot be represented by a u16, then None is returned.

fn to_u32(&self) -> Option<u32>

Converts the value of self to a u32. If the value cannot be represented by a u32, then None is returned.

fn to_u128(&self) -> Option<u128>

Converts the value of self to a u128. If the value cannot be represented by a u128 (u64 under the default implementation), then None is returned. Read more

fn to_f32(&self) -> Option<f32>

Converts the value of self to an f32. Overflows may map to positive or negative inifinity, otherwise None is returned if the value cannot be represented by an f32.

fn to_f64(&self) -> Option<f64>

Converts the value of self to an f64. Overflows may map to positive or negative inifinity, otherwise None is returned if the value cannot be represented by an f64. Read more

impl TryFrom<Fixnum> for i8

type Error = Fixnum

The type returned in the event of a conversion error.

fn try_from(value: Fixnum) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Fixnum> for u8

type Error = Fixnum

The type returned in the event of a conversion error.

fn try_from(value: Fixnum) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Fixnum> for i16

type Error = Fixnum

The type returned in the event of a conversion error.

fn try_from(value: Fixnum) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Fixnum> for u16

type Error = Fixnum

The type returned in the event of a conversion error.

fn try_from(value: Fixnum) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Fixnum> for u32

type Error = Fixnum

The type returned in the event of a conversion error.

fn try_from(value: Fixnum) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Fixnum> for u64

type Error = Fixnum

The type returned in the event of a conversion error.

fn try_from(value: Fixnum) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Fixnum> for u128

type Error = Fixnum

The type returned in the event of a conversion error.

fn try_from(value: Fixnum) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Fixnum> for isize

type Error = Fixnum

The type returned in the event of a conversion error.

fn try_from(value: Fixnum) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Fixnum> for usize

type Error = Fixnum

The type returned in the event of a conversion error.

fn try_from(value: Fixnum) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<i32> for Fixnum

type Error = i32

The type returned in the event of a conversion error.

fn try_from(value: i32) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<i64> for Fixnum

type Error = i64

The type returned in the event of a conversion error.

fn try_from(value: i64) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<i128> for Fixnum

type Error = i128

The type returned in the event of a conversion error.

fn try_from(value: i128) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<isize> for Fixnum

type Error = isize

The type returned in the event of a conversion error.

fn try_from(value: isize) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<u32> for Fixnum

type Error = u32

The type returned in the event of a conversion error.

fn try_from(value: u32) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<u64> for Fixnum

type Error = u64

The type returned in the event of a conversion error.

fn try_from(value: u64) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<u128> for Fixnum

type Error = u128

The type returned in the event of a conversion error.

fn try_from(value: u128) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<usize> for Fixnum

type Error = usize

The type returned in the event of a conversion error.

fn try_from(value: usize) -> Result<Self, Self::Error>

Performs the conversion.

Auto Trait Implementations§

impl Freeze for Fixnum

impl RefUnwindSafe for Fixnum

impl Send for Fixnum

impl Sync for Fixnum

impl Unpin for Fixnum

impl UnsafeUnpin for Fixnum

impl UnwindSafe for Fixnum

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<Q, K> Comparable<K> for Q
where Q: Ord + ?Sized, K: Borrow<Q> + ?Sized,

fn compare(&self, key: &K) -> Ordering

Compare self to key and return their ordering.

impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more

impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T> ToString for T
where T: Display + ?Sized,

fn to_string(&self) -> String

Converts the given value to a String. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = !

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, !>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.