src/tools/collect-license-metadata/src/main.rs

   1 mod licenses;
   2 mod path_tree;
   3 mod reuse;
   4
   5 use crate::licenses::LicensesInterner;
   6 use anyhow::Error;
   7 use std::path::PathBuf;
   8
   9 fn main() -> Result<(), Error> {
  10     let reuse_exe: PathBuf = std::env::var_os("REUSE_EXE").expect("Missing REUSE_EXE").into();
  11     let dest: PathBuf = std::env::var_os("DEST").expect("Missing DEST").into();
  12
  13     let mut interner = LicensesInterner::new();
  14     let paths = crate::reuse::collect(&reuse_exe, &mut interner)?;
  15
  16     let mut tree = crate::path_tree::build(paths);
  17     tree.simplify();
  18
  19     if let Some(parent) = dest.parent() {
  20         std::fs::create_dir_all(parent)?;
  21     }
  22     std::fs::write(
  23         &dest,
  24         &serde_json::to_vec_pretty(&serde_json::json!({
  25             "files": crate::path_tree::expand_interned_licenses(tree, &interner),
  26         }))?,
  27     )?;
  28
  29     Ok(())
  30 }