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cargo clippy

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This commit is contained in:
Paul Campbell 2024-02-26 08:47:01 +00:00
parent 3cc1b6743c
commit 9c51c9c719
1 changed files with 24 additions and 35 deletions
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59
src/lib.rs
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@ -39,7 +39,7 @@ pub fn skip(cli: &Cli, writer: &mut impl Write) -> Result<()> {
None => Box::new(BufReader::new(std::io::stdin())), None => Box::new(BufReader::new(std::io::stdin())),
}; };
if let Some(line) = &cli.line { if let Some(line) = &cli.line {
skip_lines_matching(&cli, reader, writer, line) skip_lines_matching(cli, reader, writer, line)
} else if let Some(ref token) = cli.token { } else if let Some(ref token) = cli.token {
skip_tokens(cli, reader, writer, token) skip_tokens(cli, reader, writer, token)
} else { } else {
@ -49,13 +49,9 @@ pub fn skip(cli: &Cli, writer: &mut impl Write) -> Result<()> {
// skip a number of lines // skip a number of lines
fn skip_lines(cli: &Cli, reader: Box<dyn BufRead>, writer: &mut impl Write) -> Result<()> { fn skip_lines(cli: &Cli, reader: Box<dyn BufRead>, writer: &mut impl Write) -> Result<()> {
let mut counter = 0usize; for (counter, current_line) in reader.lines().map_while(Option::Some).flatten().enumerate() {
for current_line in reader.lines() { if counter >= cli.lines {
if let Ok(current_line) = current_line { writeln!(writer, "{}", current_line)?;
if counter >= cli.lines {
writeln!(writer, "{}", current_line)?;
}
counter += 1;
} }
} }
Ok(()) Ok(())
@ -69,14 +65,12 @@ fn skip_lines_matching(
line: &str, line: &str,
) -> Result<()> { ) -> Result<()> {
let mut counter = 0usize; let mut counter = 0usize;
for current_line in reader.lines() { for current_line in reader.lines().map_while(Option::Some).flatten() {
if let Ok(current_line) = current_line { if counter >= cli.lines {
if counter >= cli.lines { writeln!(writer, "{}", current_line)?;
writeln!(writer, "{}", current_line)?; }
} if line == current_line {
if line == current_line { counter += 1;
counter += 1;
}
} }
} }
Ok(()) Ok(())
@ -92,18 +86,16 @@ fn skip_tokens(
) -> Result<()> { ) -> Result<()> {
let mut counter = 0usize; let mut counter = 0usize;
for current_line in reader.lines() { for current_line in reader.lines().map_while(Option::Some).flatten() {
if let Ok(current_line) = current_line { if counter >= cli.lines {
if counter >= cli.lines { writeln!(writer, "{}", current_line)?;
writeln!(writer, "{}", current_line)?; }
} if current_line.contains(token) {
if current_line.contains(&token) { if cli.ignore_extras {
if cli.ignore_extras { counter += 1;
counter += 1; } else {
} else { let occurances = current_line.matches(&token).count();
let occurances = current_line.matches(&token).count(); counter += occurances;
counter += occurances;
}
} }
} }
} }
@ -151,10 +143,7 @@ mod tests {
skip(&cli, &mut lines)?; skip(&cli, &mut lines)?;
//then //then
assert_eq!( assert_eq!(String::from_utf8(lines)?, ["alpha", "gamma\n"].join("\n"));
String::from_utf8(lines)?,
vec!["alpha", "gamma\n"].join("\n")
);
Ok(()) Ok(())
} }
@ -196,7 +185,7 @@ mod tests {
//then //then
assert_eq!( assert_eq!(
String::from_utf8(lines)?, String::from_utf8(lines)?,
vec![ [
"Or help one fainting robin", "Or help one fainting robin",
"Unto his nest again,", "Unto his nest again,",
"I shall not live in vain.\n" "I shall not live in vain.\n"
@ -224,7 +213,7 @@ mod tests {
//then //then
assert_eq!( assert_eq!(
String::from_utf8(lines)?, String::from_utf8(lines)?,
vec![ [
//Lorem ipsum dolor sit amet, -- +2 = 2 //Lorem ipsum dolor sit amet, -- +2 = 2
//consectetur adipiscing elit, //consectetur adipiscing elit,
//sed do eiusmod tempor incididunt -- +1 = 3 //sed do eiusmod tempor incididunt -- +1 = 3
@ -257,7 +246,7 @@ mod tests {
//then //then
assert_eq!( assert_eq!(
String::from_utf8(lines)?, String::from_utf8(lines)?,
vec![ [
//Lorem ipsum dolor sit amet, -- 1 //Lorem ipsum dolor sit amet, -- 1
//consectetur adipiscing elit, //consectetur adipiscing elit,
//sed do eiusmod tempor incididunt -- 2 //sed do eiusmod tempor incididunt -- 2