Adds some docu. (crawler)

1 files changed, 7 insertions, 4 deletions

diff --git a/crawler/config.go b/crawler/config.go
index 9ee95b7..f89fa45 100644
--- a/crawler/config.go
+++ b/crawler/config.go
@@ -21,9 +21,9 @@ type Config struct {
 	Polr_URL          string
 	Polr_API_Key      string
 
-	Debug       bool
-	FixDatabase bool
-	ShopIDs     []string
+	Debug       bool     // sets log level to debug
+	FixDatabase bool     // reruns some sanitizing functions over the db
+	ShopIDs     []string // limits which shops to crawl, wants shop_id
 }
 
 // Parses the configuration and sets the configuration struct.
@@ -56,12 +56,15 @@ func (c *Config) parseConfig(configFile string) {
 			// provided config file does not exist, so we add the path instead
 			viper.AddConfigPath(configFile)
 		} else if err == nil && stat.IsDir() {
+			// adds the path to look for the config file
 			viper.AddConfigPath(configFile)
 		} else if err == nil {
 			// directly sets the config file
 			viper.SetConfigFile(configFile)
 		} else {
-			Warn(err, "config.go: os.Stat("+configFile+")")
+			// if we are here something went wrong
+			Warn(err, "config.go: os.Stat("+configFile+") error")
+			// adding the path nonetheless because it's not hurting
 			viper.AddConfigPath(configFile)
 		}
 	}