mylittleindicators 0.1.8

Multi-stream financial indicators library — 556 bar indicators + 21 event primitives across 35 categories. Consumes 27 stream kinds from digdigdig3 exchange connectors: OHLCV bars, ticks, orderbook (snapshot/delta/L3), funding/predicted funding/funding settlement, mark price, index price, open interest, liquidations, ticker, agg trades, long/short ratio, option greeks, volatility index, historical volatility, basis (derived), composite index, settlement events, block trades, insurance fund, risk limit, market warning, and three kline-family variants. Live-verified on 12 exchanges (89% pass-rate on a 150s BTC slice).
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19

//! Trait for indicators that consume ticker (24-hour statistics) updates.

use crate::core::types::Ticker;
use crate::bar_indicators::indicator_value::IndicatorValue;

/// Indicators that process 24-hour ticker snapshots.
pub trait TickerConsumer {
    /// Process a new ticker snapshot and return updated value.
    fn update_ticker(&mut self, ticker: &Ticker) -> IndicatorValue;

    /// Current value without updating.
    fn value(&self) -> IndicatorValue;

    /// Reset internal state.
    fn reset(&mut self);

    /// True if indicator has enough data to produce signals.
    fn is_ready(&self) -> bool;
}