added comment on Log field

matryer · matryer · commit 5c01506d7d9f · 2017-12-28T12:35:04.000Z
diff --git a/graphql.go b/graphql.go
@@ -47,6 +47,9 @@ type Client struct {
 	endpoint   string
 	httpClient *http.Client
 
+	// Log is called with various debug information.
+	// To log to standard out, use:
+	//  client.Log = func(s string) { log.Println(s) }
 	Log func(s string)
 }
 

Original file line number	Diff line number	Diff line change
`@@ -47,6 +47,9 @@ type Client struct {`
`47`	`47`	`endpoint string`
`48`	`48`	`httpClient *http.Client`
`49`	`49`
	`50`	`+ // Log is called with various debug information.`
	`51`	`+ // To log to standard out, use:`
	`52`	`+ // client.Log = func(s string) { log.Println(s) }`
`50`	`53`	`Log func(s string)`
`51`	`54`	`}`
`52`	`55`