refactor: split into library and program

1 files changed, 27 insertions, 0 deletions

diff --git a/src/bin/summain.rs b/src/bin/summain.rs
new file mode 100644
index 0000000..f25b857
--- /dev/null
+++ b/src/bin/summain.rs
@@ -0,0 +1,27 @@
+use anyhow::Context;
+use std::fs::symlink_metadata;
+use std::path::{Path, PathBuf};
+use structopt::StructOpt;
+use summain::Entry;
+
+fn main() -> anyhow::Result<()> {
+    let mut opt = Opt::from_args();
+    opt.pathnames[..].sort();
+    for pathname in opt.pathnames {
+        report(&pathname).with_context(|| format!("{}", pathname.display()))?
+    }
+    Ok(())
+}
+
+#[derive(StructOpt, Debug)]
+struct Opt {
+    #[structopt(parse(from_os_str))]
+    pathnames: Vec<PathBuf>,
+}
+
+fn report(pathname: &Path) -> anyhow::Result<()> {
+    let m = symlink_metadata(pathname)?;
+    let e = Entry::new(pathname, m);
+    println!("{}", serde_yaml::to_string(&e)?);
+    Ok(())
+}