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Engine/ExchangeManager: Return error for method GetExchangeByName (#760)

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* engine: Add error returns

* engine: after merge fixes

* engine: remove interface

* linter: fix shadow declarations

* engine: fix tests

* niterinos: fixed

* GLORIOUS NITS!
This commit is contained in:
Ryan O'Hara-Reid
2021-08-26 13:09:14 +10:00
committed by GitHub
parent 056a809d93
commit 4851e94eba
18 changed files with 361 additions and 237 deletions
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13
backtester/backtest/backtest.go
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@@ -135,7 +135,11 @@ func NewFromConfig(cfg *config.Config, templatePath, output string, bot *engine.
cfg.CurrencySettings[i].Base+cfg.CurrencySettings[i].Quote,
err)
}
exch := bot.ExchangeManager.GetExchangeByName(cfg.CurrencySettings[i].ExchangeName)
var exch gctexchange.IBotExchange
exch, err = bot.ExchangeManager.GetExchangeByName(cfg.CurrencySettings[i].ExchangeName)
if err != nil {
return nil, fmt.Errorf("could not get exchange by name %w", err)
}
b := exch.GetBase()
var pFmt currency.PairFormat
pFmt, err = b.GetPairFormat(a, true)
@@ -332,10 +336,9 @@ func (bt *BackTest) setupExchangeSettings(cfg *config.Config) (exchange.Exchange
}
func (bt *BackTest) loadExchangePairAssetBase(exch, base, quote, ass string) (gctexchange.IBotExchange, currency.Pair, asset.Item, error) {
var err error
e := bt.Bot.GetExchangeByName(exch)
if e == nil {
return nil, currency.Pair{}, "", engine.ErrExchangeNotFound
e, err := bt.Bot.GetExchangeByName(exch)
if err != nil {
return nil, currency.Pair{}, "", err
}
var cp, fPair currency.Pair