handle the case where version is not available

Signed-off-by: Ahmet Alp Balkan <ahmetalpbalkan@gmail.com>
ahmetb · Aug 4, 2016 · e32f923 · e32f923
1 parent affae94
commit e32f923
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/main.go b/main.go
@@ -47,7 +47,7 @@ func process(dir string, args []string) error {
 		return fmt.Errorf("cannot add ldflags: %v", err)
 	}
 	if err := execGoTool(args); err != nil {
-		return fmt.Errorf("go tool failed: %v", err)
+		return fmt.Errorf("go tool: %v", err)
 	}
 	return nil
 }

diff --git a/version.go b/version.go
@@ -14,5 +14,8 @@ var (
 )
 
 func versionString() string {
+	if Version == "" {
+		return "N/A"
+	}
 	return fmt.Sprintf("%s@%s-%s", Version, GitCommit, GitState)
 }