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Reuse allocations between files

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This commit is contained in:
Joshua Nelson 2023-03-05 05:30:56 -06:00
parent 1cccf2dd4c
commit 97cffd5295
1 changed files with 6 additions and 3 deletions
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9
src/tools/tidy/src/walk.rs
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@ -1,6 +1,6 @@
use ignore::DirEntry;
use std::{fs, path::Path};
use std::{fs::File, io::Read, path::Path};
/// The default directory filter.
pub fn filter_dirs(path: &Path) -> bool {
@ -48,9 +48,12 @@ pub fn walk(
skip: impl Send + Sync + 'static + Fn(&Path) -> bool,
f: &mut dyn FnMut(&DirEntry, &str),
) {
let mut contents = Vec::new();
walk_no_read(path, skip, &mut |entry| {
let contents = t!(fs::read(entry.path()), entry.path());
let contents_str = match String::from_utf8(contents) {
contents.clear();
let mut file = t!(File::open(entry.path()), entry.path());
t!(file.read_to_end(&mut contents), entry.path());
let contents_str = match std::str::from_utf8(&contents) {
Ok(s) => s,
Err(_) => return, // skip this file
};