pub fn sum_tree(path: &str) -> Result<String> {
    let paths = WalkDir::new(path)
        .min_depth(1) // ignore top/root directory
        .follow_links(false)
        .sort_by(|a, b| a.path().cmp(b.path()))
        .into_iter()
        .filter_entry(|e| not_hidden_or_empty(e, 20))
        .filter_map(|v| v.ok());

    let mut digests = String::new();
    for p in paths {
        let relpath = p
            .path()
            .strip_prefix(path)
            .context(format!(
                "Failed to strip prefix '{}' to '{}'",
                path,
                p.path().display()
            ))?
            .display()
            .to_string();
        digests.push_str(&str_to_sha3_256(&relpath));
        if p.path().is_file() {
            digests.push_str(&digest_file(&p.path().display().to_string())?);
        } else if p.path_is_symlink() {
            let target_path = fs::read_link(&p.path()).context(format!(
                "Failed to follow link from file at: {}",
                p.path().display()
            ))?;
            digests.push_str(&str_to_sha3_256(&target_path.display().to_string()));
        }
    }
    Ok(str_to_sha3_256(&digests))
}
// generates a sha3_256 digest/hash of a directory tree.
//
// Note: hidden files or directories are not included.
//  this is necessary for comparing ../testdata with
//  dest dir since `safe files put` presently ignores hidden
//  files.  The hidden files can be included once
//  'safe files put' is fixed to include them.
generates a sha3_256 digest/hash of a directory tree.
Note: hidden files or directories are not included.
this is necessary for comparing ../testdata with
dest dir since `safe files put` presently ignores hidden
files.  The hidden files can be included once
'safe files put' is fixed to include them.
generates a sha3_256 digest / hash of a directory tree . Note : hidden files or directories are not included . this is necessary for comparing .. / testdata with dest dir since ` safe files put ` presently ignores hidden files . The hidden files can be included once ' safe files put ' is fixed to include them .
pub fn sum_tree(path: &str) -> Result<String> {
    let paths = WalkDir::new(path)
        .min_depth(1) // ignore top/root directory
        .follow_links(false)
        .sort_by(|a, b| a.path().cmp(b.path()))
        .into_iter()
        .filter_entry(|e| not_hidden_or_empty(e, 20))
        .filter_map(|v| v.ok());
    let mut digests = String::new();
    for p in paths {
        let relpath = p
            .path()
            .strip_prefix(path)
            .context(format!(
                "Failed to strip prefix '{}' to '{}'",
                path,
                p.path().display()
            ))?
            .display()
            .to_string();
        digests.push_str(&str_to_sha3_256(&relpath));
        if p.path().is_file() {
            digests.push_str(&digest_file(&p.path().display().to_string())?);
        } else if p.path_is_symlink() {
            let target_path = fs::read_link(&p.path()).context(format!(
                "Failed to follow link from file at: {}",
                p.path().display()
            ))?;
            digests.push_str(&str_to_sha3_256(&target_path.display().to_string()));
        }
    }
    Ok(str_to_sha3_256(&digests))
}
pub fn sum_tree ( path : & str ) -> Result < String > { let paths = WalkDir :: new ( path ) . min_depth ( 1 ) // ignore top/root directory . follow_links ( false ) . sort_by ( | a , b | a . path ( ) . cmp ( b . path ( ) ) ) . into_iter ( ) . filter_entry ( | e | not_hidden_or_empty ( e , 20 ) ) . filter_map ( | v | v . ok ( ) ) ; let mut digests = String :: new ( ) ; for p in paths { let relpath = p . path ( ) . strip_prefix ( path ) . context ( format ! ( " " path p path ( ) display ( ) ) ) ? . display ( ) . to_string ( ) ; digests . push_str ( & str_to_sha3_256 ( & relpath ) ) ; if p . path ( ) . is_file ( ) { digests . push_str ( & digest_file ( & p . path ( ) . display ( ) . to_string ( ) ) ? ) ; } else if p . path_is_symlink ( ) { let target_path = fs :: read_link ( & p . path ( ) ) . context ( format ! ( " " p path ( ) display ( ) ) ) ? ; digests . push_str ( & str_to_sha3_256 ( & target_path . display ( ) . to_string ( ) ) ) ; } } Ok ( str_to_sha3_256 ( & digests ) ) }
generates a sha3_256 digest/hash of a directory tree.
generates a sha3_256 digest / hash of a directory tree .
path
&str