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@@ -28,11 +28,7 @@ impl Opts {
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.takes_value(true))
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.get_matches();
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- let seed = if let Some(s) = matches.value_of("seed") {
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- Some(s.parse().unwrap())
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- } else {
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- None
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- };
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+ let seed = matches.value_of("seed").map(|s| s.parse().unwrap());
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let mut files = Vec::new();
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if let Some(fs) = matches.values_of("input") {
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files.extend(fs.map(|x| x.to_string()));
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