Merge pull request tellor-io#284 from developerfred/chore-replace-errors

replace erros

pkg/util/httpRetriever.go

@@ -5,10 +5,11 @@ package util
 
 import (
 	"bytes"
-	"fmt"
 	"io/ioutil"
 	"net/http"
 	"time"
+
+	"github.com/pkg/errors"
 )
 
 var httpFetchLog = NewLogger("util", "HTTPFetchWithRetries")
@@ -65,7 +66,7 @@ func _recReq(req *HTTPFetchRequest, expiration time.Time) ([]byte, error) {
 		// Log local non-timeout errors for now.
 		now := time.Now()
 		if now.After(expiration) {
-			return nil, fmt.Errorf("Giving up fetch request after request timeout: %d", r.StatusCode)
+			return nil, errors.Errorf("Giving up fetch request after request timeout: %d", r.StatusCode)
 		}
 		// FIXME: should this be configured as fetch error sleep duration?
 		time.Sleep(500 * time.Millisecond)

pkg/util/logConfig.go

@@ -7,6 +7,8 @@ import (
 	"encoding/json"
 	"fmt"
 	"os"
+
+	"github.com/pkg/errors"
 )
 
 // Entry holds specific component log level.
@@ -30,10 +32,10 @@ func ParseLoggingConfig(file string) error {
 	if len(file) > 0 {
 		info, err := os.Stat(file)
 		if os.IsNotExist(err) {
-			return fmt.Errorf("loggingConfigPath references an invalid file at: %s", file)
+			return errors.Errorf("loggingConfigPath references an invalid file at: %s", file)
 		}
 		if info.IsDir() {
-			return fmt.Errorf("logging config file %s is a directory", file)
+			return errors.Errorf("logging config file %s is a directory", file)
 		}
 
 		configFile, err := os.Open(file)