finance

Documentation

Overview

Package finance provides interfaces and types for financial data services.

Consumers use financial data sources to continually retrieve stock quotes for a given subset of stock symbols.

Index

• Variables
• type Provider
• type Quote
• type QuoteBatch

Variables

var DefaultSymbols = []string{"fb", "amzn", "aapl", "nflx", "goog"}

Types

type Provider

type Provider interface {
	GetQuotes(ctx context.Context, symbol ...string) ([]Quote, error)
}

Provider describes an object that returns one quote per given stock symbol.

type Quote

type Quote struct {
	Price  float64   `json:"price"`
	Symbol string    `json:"symbol"`
	Time   time.Time `json:"time"`
}

Quote represents the snapshot of a stock's price.

type QuoteBatch

type QuoteBatch map[string][]Quote