From 2c54dab85345816dc81287034dc356e843e93cae Mon Sep 17 00:00:00 2001
From: Shawn Smith <shawnpsmith@gmail.com>
Date: Tue, 31 Oct 2017 10:02:14 +0900
Subject: [PATCH] add more informative error messages when calling strconv.Atoi
 fails

---
 check/utils.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/check/utils.go b/check/utils.go
index d9249f4..cd5127e 100644
--- a/check/utils.go
+++ b/check/utils.go
@@ -107,7 +107,7 @@ func lineCount(filepath string) (int, error) {
 	// wc output is like: 999 filename.go
 	count, err := strconv.Atoi(strings.Split(strings.TrimSpace(string(out)), " ")[0])
 	if err != nil {
-		return 0, err
+		return 0, fmt.Errorf("could not count lines: %v", err)
 	}
 
 	return count, nil
@@ -162,7 +162,7 @@ func (fs *FileSummary) AddError(out string) error {
 	ls := strings.Split(s[1], ":")
 	ln, err := strconv.Atoi(ls[0])
 	if err != nil {
-		return err
+		return fmt.Errorf("AddError: could not parse %q - %v", out, err)
 	}
 	e.LineNumber = ln