Function copy_files

src/fixture/tools.rs:328–360

(
    target: &path::Path,
    source: &path::Path,
    patterns: &[S],
)

}

fn copy_files<S>(
    target: &path::Path,
    source: &path::Path,
    patterns: &[S],
) -> Result<(), FixtureError>
where
    S: AsRef<str>,
{
    // `walkdir`, on Windows, seems to convert "." into "" which then fails.
    let source = source
        .canonicalize()
        .chain(FixtureError::new(FixtureKind::Walk))?;
    for entry in globwalk::GlobWalkerBuilder::from_patterns(&source, patterns)
        .follow_links(true)
        .build()
        .chain(FixtureError::new(FixtureKind::Walk))?
    {
        let entry = entry.chain(FixtureError::new(FixtureKind::Walk))?;
        let rel = entry
            .path()
            .strip_prefix(&source)
            .expect("entries to be under `source`");
        let target_path = target.join(rel);
        if entry.file_type().is_dir() {
            fs::create_dir_all(target_path).chain(FixtureError::new(FixtureKind::CreateDir))?;
        } else if entry.file_type().is_file() {
            fs::create_dir_all(target_path.parent().expect("at least `target` exists"))
                .chain(FixtureError::new(FixtureKind::CreateDir))?;
            fs::copy(entry.path(), target_path).chain(FixtureError::new(FixtureKind::CopyFile))?;
        }
    }
    Ok(())
}

#[cfg(windows)]
fn symlink_to_file(link: &path::Path, target: &path::Path) -> Result<(), FixtureError> {