summain 0.26.0

File manifests
Documentation 
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use anyhow::Context;
use rayon::prelude::*;
use std::path::{Path, PathBuf};
use structopt::StructOpt;
use summain::ManifestEntry;

fn main() -> anyhow::Result<()> {
    let mut opt = Opt::from_args();
    opt.pathnames[..].sort();
    let v: Vec<anyhow::Result<ManifestEntry>> =
        opt.pathnames.par_iter().map(|p| manifest(&p)).collect();
    for m in v {
        let m = m?;
        println!("{}", serde_yaml::to_string(&m)?);
    }
    Ok(())
}

#[derive(StructOpt, Debug)]
struct Opt {
    #[structopt(parse(from_os_str))]
    pathnames: Vec<PathBuf>,
}

fn manifest(path: &Path) -> anyhow::Result<ManifestEntry> {
    ManifestEntry::new(path).with_context(|| format!("{}", path.display()))
}