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Seq: Add --terminator flag #150

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Merged
bors merged 2 commits into from
Oct 5, 2021
Merged

Seq: Add --terminator flag #150

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93c5908
Seq: Add --terminator flag
reastyn Oct 3, 2021
e47980e
Seq: Fix issues with compatibility and improve help
reastyn Oct 4, 2021
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8 changes: 8 additions & 0 deletions seq/src/cli.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,14 @@ pub(crate) fn create_app<'a, 'b>() -> App<'a, 'b> {
.hide_default_value(true)
.default_value("\n"),
)
.arg(
Arg::with_name("TERMINATOR")
.short("t")
.long("terminator")
.help("Terminator of the values.")
.hide_default_value(true)
.default_value("\n"),
)
.arg(
Arg::with_name("WIDTH")
.short("w")
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3 changes: 2 additions & 1 deletion seq/src/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -15,13 +15,14 @@ fn main() {
let decimals = max_decimal_digits(&args);
let padding = if matches.is_present("WIDTH") { Some(max_digits(&args)) } else { None };
let (first, inc, last) = find_operands(&args);
let terminator = matches.value_of("TERMINATOR").unwrap_or("\n");
let valid_range = (first <= last && inc > 0.0) || (first >= last && inc < 0.0);
if valid_range {
let seq = Seq::new(first, inc, last, decimals, separator, padding);
for val in seq.into_iter() {
print!("{}", val);
}
println!();
print!("{}", terminator);
}
} else {
eprintln!("seq: missing operand\n Try 'seq --help' for more information.");
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