Struct port_variable_rate_lending_instructions::math::Rate

pub struct Rate(pub U128);

Small decimal values, precise to 18 digits

Tuple Fields

0: U128

Implementations

impl Rate

pub fn one() -> Self

One

pub fn zero() -> Self

Zero

pub fn from_percent(percent: u8) -> Self

Create scaled decimal from percent value

pub fn to_scaled_val(&self) -> u128

Return raw scaled value

pub fn from_scaled_val(scaled_val: u64) -> Self

Create decimal from scaled value

pub fn try_round_u64(&self) -> Result<u64, ProgramError>

Round scaled decimal to u64

pub fn try_pow(&self, exp: u64) -> Result<Rate, ProgramError>

Calculates base^exp

Trait Implementations

impl Clone for Rate

fn clone(&self) -> Rate

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Rate

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

Formats the value using the given formatter.

impl Default for Rate

fn default() -> Rate

Returns the “default value” for a type.

impl Display for Rate

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

Formats the value using the given formatter.

impl From<CollateralExchangeRate> for Rate

fn from(exchange_rate: CollateralExchangeRate) -> Self

Performs the conversion.

impl From<Rate> for Decimal

fn from(val: Rate) -> Self

Performs the conversion.

impl Ord for Rate

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

This method returns an Ordering between self and other.

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

Compares and returns the maximum of two values.

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

Compares and returns the minimum of two values.

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

Restrict a value to a certain interval.

impl PartialEq<Rate> for Rate

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

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

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

This method tests for !=.

impl PartialOrd<Rate> for Rate

fn partial_cmp(&self, other: &Rate) -> 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 TryAdd for Rate

fn try_add(self, rhs: Self) -> Result<Self, ProgramError>

Add

impl TryDiv<Rate> for Decimal

fn try_div(self, rhs: Rate) -> Result<Self, ProgramError>

Divide

impl TryDiv<Rate> for Rate

fn try_div(self, rhs: Self) -> Result<Self, ProgramError>

Divide

impl TryDiv<u64> for Rate

fn try_div(self, rhs: u64) -> Result<Self, ProgramError>

Divide

impl TryFrom<Decimal> for Rate

type Error = ProgramError

The type returned in the event of a conversion error.

fn try_from(decimal: Decimal) -> Result<Self, Self::Error>

Performs the conversion.

impl TryMul<Rate> for Decimal

fn try_mul(self, rhs: Rate) -> Result<Self, ProgramError>

Multiply

impl TryMul<Rate> for Rate

fn try_mul(self, rhs: Self) -> Result<Self, ProgramError>

Multiply

impl TryMul<u64> for Rate

fn try_mul(self, rhs: u64) -> Result<Self, ProgramError>

Multiply

impl TrySub for Rate

fn try_sub(self, rhs: Self) -> Result<Self, ProgramError>

Subtract

impl Copy for Rate

impl Eq for Rate

impl StructuralEq for Rate

impl StructuralPartialEq for Rate