Most of the refactor. Need to switch machines.

retired/nest_lib_rs_old/package.rs

@@ -0,0 +1,38 @@
+use std::{collections::HashSet, hash::Hash};
+
+use serde::{Deserialize, Serialize};
+
+use crate::dependency::Dependency;
+
+#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, Eq)]
+pub struct Package {
+    name: String,
+    version: semver::Version,
+    source: String,
+    checksum: String,
+    dependencies: HashSet<Dependency>,
+}
+
+impl Package {
+    pub fn name(&self) -> String {
+        self.name.clone()
+    }
+}
+
+impl Default for Package {
+    fn default() -> Self {
+        Self {
+            name: Default::default(),
+            version: semver::Version::new(0, 1, 0),
+            source: Default::default(),
+            checksum: Default::default(),
+            dependencies: Default::default(),
+        }
+    }
+}
+
+impl Hash for Package {
+    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
+        self.name.hash(state);
+    }
+}