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TypeScript

Order Book

Basic limit order book ( LOB ) implementation in Typescript.

What is an limit order book ( LOB ) ?

Limit order book ( LOB ) is an record of all buy and sell limit orders being currently set in the market. It essentially showcases all supply and demand waiting to be filled using aggressive/market orders. Aside from that, limit order book also showcases ask and bid quotes currently available for buy/sell aggressive order fill.

image

What's developed

  • Custom sorted map type ( for performance )
  • Order book
    • Feature for limit order setup
    • Feature for market order setup
    • Feature for directly getting the book ( with volume )
    • Feature for getting current best bid/ask

Resources

1. Investopedia

2. Wikipedia

3. UCLA