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Add --noout option #2

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Add --noout option #2

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12 changes: 9 additions & 3 deletions src/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -12,12 +12,18 @@ fn main() {
.version("1.0.0")
.author("Philipp Speck <[email protected]>")
.about("A clone of xmllint, written in Rust")
.arg(Arg::with_name("noout")
.long("noout")
.help("Suppress output. By default, xmllint outputs the result tree.")
.takes_value(false)
)
.arg(Arg::new("file")
.required(true)
.help("XML file to parse")
)
.get_matches();

let quiet = matches.is_present("noout");
let path = matches.value_of("file").unwrap();
let file = File::open(path).unwrap();
let file = BufReader::new(file);
Expand All @@ -27,12 +33,12 @@ fn main() {
for e in parser {
match e {
Ok(XmlEvent::StartElement { name, .. }) => {
println!("{}+{}", indent(depth), name);
if !quiet { println!("{}+{}", indent(depth), name); }
depth += 1;
}
Ok(XmlEvent::EndElement { name }) => {
depth -= 1;
println!("{}-{}", indent(depth), name);
if !quiet { println!("{}-{}", indent(depth), name); }
}
Err(e) => {
println!("Error: {}", e);
Expand All @@ -47,4 +53,4 @@ fn indent(size: usize) -> String {
const INDENT: &'static str = " ";
(0..size).map(|_| INDENT)
.fold(String::with_capacity(size*INDENT.len()), |r, s| r + s)
}
}