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BollingerLowerRef

finance_query::backtesting::refs

Struct BollingerLowerRef 

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pub struct BollingerLowerRef {
    pub period: usize,
    pub std_dev: f64,
}
Expand description

Bollinger lower band reference.

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§period: usize

Moving average period.

§std_dev: f64

Standard deviation multiplier.

Trait Implementations§

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impl Clone for BollingerLowerRef

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fn clone(&self) -> BollingerLowerRef

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for BollingerLowerRef

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

Formats the value using the given formatter. Read more
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impl IndicatorRef for BollingerLowerRef

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fn key(&self) -> String

Unique key for storing computed values in the context. Read more
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fn required_indicators(&self) -> Vec<(String, Indicator)>

Required indicators to compute this reference. Read more
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fn value(&self, ctx: &StrategyContext<'_>) -> Option<f64>

Get the value at current candle index from context.
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fn prev_value(&self, ctx: &StrategyContext<'_>) -> Option<f64>

Get the value at the previous candle index.
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impl Copy for BollingerLowerRef

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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

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fn __clone_box(&self, _: Private) -> *mut ()

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> IndicatorRefExt for T
where T: IndicatorRef,

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fn above(self, threshold: f64) -> Above<Self>

Create a condition that checks if this indicator is above a threshold. Read more
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fn above_ref<R: IndicatorRef>(self, other: R) -> AboveRef<Self, R>

Create a condition that checks if this indicator is above another indicator. Read more
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fn below(self, threshold: f64) -> Below<Self>

Create a condition that checks if this indicator is below a threshold. Read more
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fn below_ref<R: IndicatorRef>(self, other: R) -> BelowRef<Self, R>

Create a condition that checks if this indicator is below another indicator. Read more
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fn crosses_above(self, threshold: f64) -> CrossesAbove<Self>

Create a condition that checks if this indicator crosses above a threshold. Read more
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fn crosses_above_ref<R: IndicatorRef>( self, other: R, ) -> CrossesAboveRef<Self, R>

Create a condition that checks if this indicator crosses above another indicator. Read more
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fn crosses_below(self, threshold: f64) -> CrossesBelow<Self>

Create a condition that checks if this indicator crosses below a threshold. Read more
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fn crosses_below_ref<R: IndicatorRef>( self, other: R, ) -> CrossesBelowRef<Self, R>

Create a condition that checks if this indicator crosses below another indicator. Read more
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fn between(self, low: f64, high: f64) -> Between<Self>

Create a condition that checks if this indicator is between two thresholds. Read more
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fn equals(self, value: f64, tolerance: f64) -> Equals<Self>

Create a condition that checks if this indicator equals a value (within tolerance). Read more
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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> Key for T
where T: Clone,

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fn align() -> usize

The alignment necessary for the key. Must return a power of two.
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fn size(&self) -> usize

The size of the key in bytes.
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unsafe fn init(&self, ptr: *mut u8)

Initialize the key in the given memory location. Read more
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unsafe fn get<'a>(ptr: *const u8) -> &'a T

Get a reference to the key from the given memory location. Read more
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unsafe fn drop_in_place(ptr: *mut u8)

Drop the key in place. Read more
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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> PolicyExt for T
where T: ?Sized,

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fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more
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fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
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fn vzip(self) -> V

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

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impl<T> PlanCallbackArgs for T

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impl<T> PlanCallbackOut for T