Remove empty lines when reading from an input file
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parent
3d56023592
commit
08f847531f
1 changed files with 9 additions and 2 deletions
11
src/main.rs
11
src/main.rs
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@ -20,7 +20,11 @@ fn main() {
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if let Ok(mut file) = File::open(file_name) {
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if let Ok(mut file) = File::open(file_name) {
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let mut content = String::new();
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let mut content = String::new();
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match file.read_to_string(&mut content) {
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match file.read_to_string(&mut content) {
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Ok(_) => content.lines().map(|line| line.to_owned()).collect(),
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Ok(_) => content
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.lines()
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.filter(|line| !line.is_empty())
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.map(|line| line.to_owned())
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.collect(),
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Err(_) => vec![],
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Err(_) => vec![],
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}
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}
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} else {
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} else {
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@ -32,7 +36,10 @@ fn main() {
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};
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};
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if let Some(vals) = arg_matches.values_of("urls") {
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if let Some(vals) = arg_matches.values_of("urls") {
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urls.extend(vals.map(|val| val.to_string()));
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urls.extend(
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vals.filter(|val| !val.is_empty())
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.map(|val| val.to_string()),
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);
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}
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}
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if !urls.is_empty() {
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if !urls.is_empty() {
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