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1 parent ee8cc42 commit 0b57b95Copy full SHA for 0b57b95
examples/tree.rs
@@ -26,7 +26,7 @@ fn tree<P: AsRef<Path>>(p: P) -> io::Result<Tree<String>> {
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fn main() {
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let dir = env::args().nth(1).unwrap_or_else(|| String::from("."));
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match tree(dir) {
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- Ok(tree) => println!("{}", tree),
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- Err(err) => println!("error: {}", err),
+ Ok(tree) => println!("{tree}"),
+ Err(err) => println!("error: {err}"),
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}
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