# Functions
CrawlNow actually performs crawling for the current prices.
CrawlPast actually performs crawling for the past prices.
GetCollectionStartingDate gets time until when to crawl.
New creates a new Watcher struct.
NewDateChecker returns a new DateChecker with holidays unfilled.
NewStockItemChecker returns a new StockItemChecker with stocks unfilled.
# Constants
15분.
15분.
CandleTimeUnitSeconds 하나의 캔들은 15분, 이를 초 단위로 표현.
# Structs
DateChecker is a struct holding holidays as a map.
StockItemChecker is a simple struct holding stock info and a DB client.
Watcher is a struct for watching the market.
# Interfaces
StockAccess Accessor for stock info.
WatcherAccess provides access to Watcher.
# Type aliases
Stock is just a simple type alias.
StockPrice is just a simple type alias.
WatchingStock is just a simple type alias.