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Use std::fs helper function in dump-syntax example

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David Tolnay 2019-03-01 23:01:41 -08:00
parent 936a9ffafd
commit 3f4d6ef67c
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1 changed files with 2 additions and 6 deletions
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8
examples/dump-syntax/main.rs
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@ -18,8 +18,7 @@
//! }
use std::env;
use std::fs::File;
use std::io::Read;
use std::fs;
use std::process;
fn main() {
@ -34,10 +33,7 @@ fn main() {
}
};
let mut file = File::open(&filename).expect("Unable to open file");
let mut src = String::new();
file.read_to_string(&mut src).expect("Unable to read file");
let src = fs::read_to_string(filename).expect("Unable to read file");
let syntax = syn::parse_file(&src).expect("Unable to parse file");
println!("{:#?}", syntax);