Function create_local_dirs

datafusion/execution/src/disk_manager.rs:460–474

Setup local dirs by creating one new dir in each of the given dirs

(local_dirs: &[PathBuf])

/// Setup local dirs by creating one new dir in each of the given dirs
fn create_local_dirs(local_dirs: &[PathBuf]) -> Result<Vec<Arc<TempDir>>> {
    local_dirs
        .iter()
        .map(|root| {
            if !Path::new(root).exists() {
                std::fs::create_dir(root)?;
            }
            Builder::new()
                .prefix("datafusion-")
                .tempdir_in(root)
                .map_err(DataFusionError::IoError)
        })
        .map(|result| result.map(Arc::new))
        .collect()
}

#[cfg(test)]
mod tests {