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return error on man generation failure
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@@ -152,7 +152,7 @@ func run() (func(), error) {
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if err := fs.WalkFlags(mff.FFlagVisitor(manPage)); err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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return nil, fmt.Errorf("failed to build man page: %w", err)
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}
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fmt.Println(manPage.Build(roff.NewDocument()))
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