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Rewrite iteration without collecting inbetween

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Because why not?

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>
This commit is contained in:
Matthias Beyer 2018-11-07 12:48:34 +01:00
parent 8e1768b424
commit d8a6e9ca9a
1 changed files with 6 additions and 10 deletions
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16
bin/domain/imag-contact/src/main.rs
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@ -142,19 +142,15 @@ fn list(rt: &Runtime) {
}
}
} else {
let rendered = iterator
let output = rt.stdout();
let mut output = output.lock();
iterator
.map(|(i, dvcard)| build_data_object_for_handlebars(i, &dvcard))
.map(|data| list_format.render("format", &data).map_err(Error::from))
.trace_unwrap_exit(1)
.collect::<Vec<String>>();
// collect, so that we can have rendered all the things and printing is faster.
let output = rt.stdout();
let mut output = output.lock();
rendered.into_iter().for_each(|s| {
writeln!(output, "{}", s).to_exit_code().unwrap_or_exit()
});
.for_each(|s| {
writeln!(output, "{}", s).to_exit_code().unwrap_or_exit()
});
}
}