[![walkdir-badge]][walkdir] [![cat-filesystem-badge]][cat-filesystem]
在当前目录中查找,在前一天内有修改的 JSON 文件。使用follow_links
确保,符号链接像普通目录和文件一样被遵循。
# #[macro_use]
# extern crate error_chain;
extern crate walkdir;
use walkdir::WalkDir;
#
# error_chain! {
# foreign_links {
# WalkDir(walkdir::Error);
# Io(std::io::Error);
# SystemTime(std::time::SystemTimeError);
# }
# }
fn run() -> Result<()> {
for entry in WalkDir::new(".")
.follow_links(true)
.into_iter()
.filter_map(|e| e.ok()) {
let f_name = entry.file_name().to_string_lossy();
let sec = entry.metadata()?.modified()?;
if f_name.ends_with(".json") && sec.elapsed()?.as_secs() < 86400 {
println!("{}", f_name);
}
}
Ok(())
}
#
# quick_main!(run);