Fix parse bugs. Close #11, #12

cf.go

@@ -12,7 +12,7 @@ import (
 	docopt "github.com/docopt/docopt-go"
 )
 
-const version = "v0.5.2"
+const version = "v0.5.3"
 
 func main() {
 	usage := `Codeforces Tool $%version%$ (cf). https://github.com/xalanq/cf-tool

client/parse.go

@@ -91,7 +91,7 @@ func (c *Client) ParseContestProblem(contestID, problemID, path string) (samples
 func (c *Client) ParseContest(contestID, rootPath string) (err error) {
 	problems, err := c.StatisContest(contestID)
 	if err != nil {
-		return err
+		return
 	}
 	wg := sync.WaitGroup{}
 	wg.Add(len(problems))
@@ -108,13 +108,13 @@ func (c *Client) ParseContest(contestID, rootPath string) (err error) {
 			samples, err := c.ParseContestProblem(contestID, problem.ID, path)
 			mu.Lock()
 			if err != nil {
-				color.Red("Failed %v %v", contestID, problem.ID)
+				color.Red("Failed %v %v. Error: %v", contestID, problem.ID, err.Error())
 			} else {
 				color.Green("Parsed %v %v with %v samples", contestID, problemID, samples)
 			}
 			mu.Unlock()
 		}()
 	}
 	wg.Wait()
-	return nil
+	return
 }

cmd/parse.go

@@ -1,7 +1,6 @@
 package cmd
 
 import (
-	"fmt"
 	"os"
 	"path/filepath"
 	"strings"
@@ -45,7 +44,8 @@ func Parse(args map[string]interface{}) error {
 		}
 		samples, err := cln.ParseContestProblem(contestID, problemID, path)
 		if err != nil {
-			return fmt.Errorf("Failed %v %v", contestID, problemID)
+			color.Red("Failed %v %v", contestID, problemID)
+			return err
 		}
 		color.Green("Parsed %v %v with %v samples", contestID, problemID, samples)
 		return nil