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use std::fs::File;
use std::io::Read;
use walkdir::{DirEntry, WalkDir};
use std::path::Path;
pub fn filter_dirs(path: &Path) -> bool {
let skip = [
"tidy-test-file",
"compiler/rustc_codegen_cranelift",
"compiler/rustc_codegen_gcc",
"src/llvm-project",
"library/backtrace",
"library/portable-simd",
"library/stdarch",
"src/tools/cargo",
"src/tools/clippy",
"src/tools/miri",
"src/tools/rls",
"src/tools/rust-analyzer",
"src/tools/rust-installer",
"src/tools/rustfmt",
"src/doc/book",
// Filter RLS output directories
"target/rls",
"src/bootstrap/target",
];
skip.iter().any(|p| path.ends_with(p))
}
pub fn walk_many(
paths: &[&Path],
skip: &mut dyn FnMut(&Path) -> bool,
f: &mut dyn FnMut(&DirEntry, &str),
) {
for path in paths {
walk(path, skip, f);
}
}
pub fn walk(path: &Path, skip: &mut dyn FnMut(&Path) -> bool, f: &mut dyn FnMut(&DirEntry, &str)) {
let mut contents = String::new();
walk_no_read(path, skip, &mut |entry| {
contents.clear();
if t!(File::open(entry.path()), entry.path()).read_to_string(&mut contents).is_err() {
contents.clear();
}
f(&entry, &contents);
});
}
pub(crate) fn walk_no_read(
path: &Path,
skip: &mut dyn FnMut(&Path) -> bool,
f: &mut dyn FnMut(&DirEntry),
) {
let walker = WalkDir::new(path).into_iter().filter_entry(|e| !skip(e.path()));
for entry in walker {
if let Ok(entry) = entry {
if entry.file_type().is_dir() {
continue;
}
f(&entry);
}
}
}
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