stock-trek 0.6.2

Stock Trek time-series analysis
Documentation 
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use crate::exchange_id::ExchangeId;

pub enum Capability {
    QuoteQuantityWithTriggeredTiming,
    QuoteQuantityWithLimitPricing,
    OneCancelsOther,
    OneTriggersOther,
    OneTriggersOco,
}

pub trait Capabilities {
    fn exchange_id(&self) -> ExchangeId;
    fn capabilities(&self) -> Vec<Capability>;
}

pub trait HasRequiredCapabilities {
    fn required_capabilities(&self) -> Vec<Capability>;
}

pub fn combine_capabilities<T: HasRequiredCapabilities + ?Sized>(array: &[&T]) -> Vec<Capability> {
    let mut capabilities = Vec::new();
    for element in array {
        capabilities.extend(element.required_capabilities());
    }
    capabilities
}