ByStockID returns a ByStock / Less function of sort.Interface.

ByStockPrice returns a ByStock / Less function of sort.Interface.

NewStock builds a stock.

MAXSTACK is the maximum stacks allowed for a stack.

STACKSIZE is the number of stocks in one stack.

STOCKAMOUNT is the default number of stocks.

BuyingStock struct.

Exchange struct.

Market struct.

Stock struct represents exchangeable stock - assuming same price for buying and selling - assuming stack is always the same (for simplicity) - note: for varied stack, see GetUnitPriceByBoughtAmount.

Buyer interface.

Buying struct.

ByStock is type of func as Less of sort.Interface.