Struct substreams::scalar::BigDecimal

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

Implementations

impl BigDecimal

pub const MIN_EXP: i32 = -6_143i32

These are the limits of IEEE-754 decimal128, a format we may want to switch to.

See https://en.wikipedia.org/wiki/Decimal128_floating-point_format

pub const MAX_EXP: i32 = 6_144i32

pub const MAX_SIGNIFICANT_DIGITS: i32 = 34i32

pub fn new(digits: BigInt, exp: i64) -> Self

pub fn parse_bytes(bytes: &[u8]) -> Option<Self>

pub fn zero() -> BigDecimal

pub fn one() -> BigDecimal

pub fn as_bigint_and_exponent(&self) -> (BigInt, i64)

pub fn digits(&self) -> u64

pub fn is_zero(&self) -> bool

pub fn with_prec(&self, prec: u64) -> BigDecimal

pub fn neg(&self) -> BigDecimal

pub fn from_store_bytes(bytes: &[u8]) -> BigDecimal

pub fn divide_by_decimals( big_decimal_amount: BigDecimal, decimals: u64, ) -> BigDecimal

pub fn absolute(&self) -> BigDecimal

pub fn to_bigint(&self) -> BigInt

Trait Implementations

impl Add<BigDecimal> for BigInt

type Output = BigDecimal

The resulting type after applying the + operator.

fn add(self, other: BigDecimal) -> BigDecimal

Performs the + operation.

impl<T> Add<T> for BigDecimal

where T: Into<BigDecimal>,

type Output = BigDecimal

The resulting type after applying the + operator.

fn add(self, other: T) -> BigDecimal

Performs the + operation.

impl AsRef<BigDecimal> for BigDecimal

fn as_ref(&self) -> &BigDecimal

Converts this type into a shared reference of the (usually inferred) input type.

impl Clone for BigDecimal

fn clone(&self) -> BigDecimal

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for BigDecimal

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

Formats the value using the given formatter.

impl Default for BigDecimal

fn default() -> Self

Returns the “default value” for a type.

impl Display for BigDecimal

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

Formats the value using the given formatter.

impl Div<&BigDecimal> for BigDecimal

type Output = BigDecimal

The resulting type after applying the / operator.

fn div(self, other: &BigDecimal) -> BigDecimal

Performs the / operation.

impl Div<BigDecimal> for BigInt

type Output = BigDecimal

The resulting type after applying the / operator.

fn div(self, other: BigDecimal) -> BigDecimal

Performs the / operation.

impl<T> Div<T> for BigDecimal

where T: Into<BigDecimal>,

type Output = BigDecimal

The resulting type after applying the / operator.

fn div(self, rhs: T) -> BigDecimal

Performs the / operation.

impl From<&BigDecimal> for BigDecimal

fn from(big_decimal: &BigDecimal) -> Self

Converts to this type from the input type.

impl From<BigDecimal> for BigDecimal

fn from(big_decimal: BigDecimal) -> Self

Converts to this type from the input type.

impl From<BigInt> for BigDecimal

fn from(n: BigInt) -> Self

Converts to this type from the input type.

impl From<BigUint> for BigDecimal

fn from(val: BigUint) -> Self

Converts to this type from the input type.

impl From<i32> for BigDecimal

fn from(n: i32) -> Self

Converts to this type from the input type.

impl From<i64> for BigDecimal

fn from(n: i64) -> Self

Converts to this type from the input type.

impl From<u32> for BigDecimal

fn from(n: u32) -> Self

Converts to this type from the input type.

impl From<u64> for BigDecimal

fn from(n: u64) -> Self

Converts to this type from the input type.

impl From<usize> for BigDecimal

fn from(n: usize) -> Self

Converts to this type from the input type.

impl FromStr for BigDecimal

type Err = <BigDecimal as FromStr>::Err

The associated error which can be returned from parsing.

fn from_str(s: &str) -> Result<BigDecimal, Self::Err>

Parses a string s to return a value of this type.

impl Into<BigDecimal> for &BigInt

fn into(self) -> BigDecimal

Converts this type into the (usually inferred) input type.

impl Into<BigDecimal> for BigDecimal

fn into(self) -> BigDecimal

Converts this type into the (usually inferred) input type.

impl Into<String> for &BigDecimal

fn into(self) -> String

Converts this type into the (usually inferred) input type.

impl Into<String> for BigDecimal

fn into(self) -> String

Converts this type into the (usually inferred) input type.

impl Mul<BigDecimal> for BigInt

type Output = BigDecimal

The resulting type after applying the * operator.

fn mul(self, other: BigDecimal) -> BigDecimal

Performs the * operation.

impl<T> Mul<T> for BigDecimal

where T: Into<BigDecimal>,

type Output = BigDecimal

The resulting type after applying the * operator.

fn mul(self, rhs: T) -> BigDecimal

Performs the * operation.

impl Ord for BigDecimal

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

This method returns an Ordering between self and other.

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

where Self: Sized,

Compares and returns the maximum of two values.

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

where Self: Sized,

Compares and returns the minimum of two values.

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

where Self: Sized + PartialOrd,

Restrict a value to a certain interval.

impl PartialEq for BigDecimal

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

This method tests for self and other values to be equal, and is used by ==.

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

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

impl PartialOrd for BigDecimal

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

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

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

This method tests less than (for self and other) and is used by the < operator.

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

This method tests less than or equal to (for self and other) and is used by the <= operator.

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

This method tests greater than (for self and other) and is used by the > operator.

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

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl StoreGet<BigDecimal> for StoreGetBigDecimal

fn new(idx: u32) -> Self

fn get_at<K: AsRef<str>>(&self, ord: u64, key: K) -> Option<BigDecimal>

fn get_last<K: AsRef<str>>(&self, key: K) -> Option<BigDecimal>

fn get_first<K: AsRef<str>>(&self, key: K) -> Option<BigDecimal>

fn has_at<K: AsRef<str>>(&self, ord: u64, key: K) -> bool

fn has_last<K: AsRef<str>>(&self, key: K) -> bool

fn has_first<K: AsRef<str>>(&self, key: K) -> bool

impl StoreSet<BigDecimal> for StoreSetBigDecimal

fn set<K: AsRef<str>>(&self, ord: u64, key: K, value: &BigDecimal)

Set a given key to a given value, if the key existed before, it will be replaced.

fn set_many<K: AsRef<str>>(&self, ord: u64, keys: &Vec<K>, value: &BigDecimal)

Set many keys to a given values, if the key existed before, it will be replaced.

impl StoreSetIfNotExists<BigDecimal> for StoreSetIfNotExistsBigDecimal

fn set_if_not_exists<K: AsRef<str>>(&self, ord: u64, key: K, value: &BigDecimal)

Set a given key to a given value, if the key existed before, it will be ignored and not set.

fn set_if_not_exists_many<K: AsRef<str>>( &self, ord: u64, keys: &Vec<K>, value: &BigDecimal, )

Set given keys to given values, if the key existed before, it will be ignored and not set.

impl StoreSetSum<BigDecimal> for StoreSetSumBigDecimal

fn new() -> Self

fn set<K: AsRef<str>>(&self, ord: u64, key: K, value: BigDecimal)

fn sum<K: AsRef<str>>(&self, ord: u64, key: K, value: BigDecimal)

impl Sub<BigDecimal> for BigInt

type Output = BigDecimal

The resulting type after applying the - operator.

fn sub(self, other: BigDecimal) -> BigDecimal

Performs the - operation.

impl<T> Sub<T> for BigDecimal

where T: Into<BigDecimal>,

type Output = BigDecimal

The resulting type after applying the - operator.

fn sub(self, other: T) -> BigDecimal

Performs the - operation.

impl ToPrimitive for BigDecimal

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.

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.

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.

impl TryFrom<&String> for BigDecimal

type Error = ParseBigDecimalError

The type returned in the event of a conversion error.

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

Performs the conversion.

impl TryFrom<&str> for BigDecimal

type Error = ParseBigDecimalError

The type returned in the event of a conversion error.

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

Performs the conversion.

impl TryFrom<String> for BigDecimal

type Error = ParseBigDecimalError

The type returned in the event of a conversion error.

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

Performs the conversion.

impl TryFrom<f32> for BigDecimal

type Error = ParseBigDecimalError

The type returned in the event of a conversion error.

fn try_from(n: f32) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<f64> for BigDecimal

type Error = ParseBigDecimalError

The type returned in the event of a conversion error.

fn try_from(n: f64) -> Result<Self, Self::Error>

Performs the conversion.

impl Eq for BigDecimal

impl StructuralPartialEq for BigDecimal