use logrus for logging

examples/erc20_watcher/every_block/every_block_suite_test.go

@@ -19,8 +19,8 @@ import (
 
 	. "github.com/onsi/ginkgo"
 	. "github.com/onsi/gomega"
+	log "github.com/sirupsen/logrus"
 	"io/ioutil"
-	"log"
 )
 
 func TestEveryBlock(t *testing.T) {

examples/erc20_watcher/every_block/fetcher.go

@@ -16,7 +16,7 @@ package every_block
 
 import (
 	"fmt"
-	"log"
+	log "github.com/sirupsen/logrus"
 	"math/big"
 
 	"github.com/vulcanize/vulcanizedb/pkg/core"
@@ -50,7 +50,7 @@ func (fe *fetcherError) Error() string {
 
 func newFetcherError(err error, fetchMethod string) *fetcherError {
 	e := fetcherError{err.Error(), fetchMethod}
-	log.Println(e.Error())
+	log.Info(e.Error())
 	return &e
 }
 

examples/erc20_watcher/every_block/repository.go

@@ -16,8 +16,8 @@ package every_block
 
 import (
 	"fmt"
+	log "github.com/sirupsen/logrus"
 	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
-	"log"
 )
 
 type ERC20RepositoryInterface interface {

examples/erc20_watcher/every_block/transformer.go

@@ -16,9 +16,10 @@ package every_block
 
 import (
 	"fmt"
-	"log"
 	"math/big"
 
+	log "github.com/sirupsen/logrus"
+
 	"github.com/vulcanize/vulcanizedb/examples/erc20_watcher"
 	"github.com/vulcanize/vulcanizedb/pkg/core"
 	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"