add the package name to error

shogo82148 · Oct 29, 2022 · 3c4353c · 3c4353c
1 parent f29ece0
commit 3c4353c
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/fs.go b/fs.go
@@ -13,7 +13,7 @@ func getFileName(f *os.File) (string, error) {
 	fd := f.Fd()
 	name, err := os.Readlink(fmt.Sprintf("/proc/%d/fd/%d", os.Getpid(), fd))
 	if err != nil {
-		return "", fmt.Errorf("getting path of file descriptor %d: %w", fd, err)
+		return "", fmt.Errorf("tail: getting path of file descriptor %d: %w", fd, err)
 	}
 	return name, nil
 }
diff --git a/fs_darwin.go b/fs_darwin.go
@@ -29,12 +29,12 @@ func getFileName(f *os.File) (string, error) {
 		}
 	}
 	if err != nil {
-		return "", err
+		return "", fmt.Errorf("tail: getting path of file descriptor %d: %w", fd, err)
 	}
 
 	idx := bytes.IndexByte(buf[:], 0)
 	if idx < 0 {
-		return "", fmt.Errorf("getting path of file descriptor %d", fd)
+		return "", fmt.Errorf("tail: getting path of file descriptor %d", fd)
 	}
 	return string(buf[:idx]), nil
 }