Update package declaration

package/src/lib.rs

@@ -23,5 +23,6 @@ pub use errors::*;
 pub mod imports;
 pub mod inputs;
 pub mod outputs;
+pub mod package;
 pub mod root;
 pub mod source;

package/src/package.rs

@@ -0,0 +1,27 @@
+use crate::errors::PackageError;
+
+use serde::Deserialize;
+use std::path::PathBuf;
+
+#[derive(Deserialize)]
+pub struct Package {
+    pub name: String,
+    pub version: String,
+    pub description: Option<String>,
+    pub license: Option<String>,
+}
+
+impl Package {
+    pub fn new(package_name: &str) -> Self {
+        Self {
+            name: package_name.to_owned(),
+            version: "0.1.0".to_owned(),
+            description: None,
+            license: None,
+        }
+    }
+
+    pub fn remove_package(_package_name: &str) -> Result<(), PackageError> {
+        Ok(())
+    }
+}

package/src/root/manifest.rs

@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with the Leo library. If not, see <https://www.gnu.org/licenses/>.
 
-use crate::errors::ManifestError;
+use crate::{errors::ManifestError, package::Package};
 
 use serde::Deserialize;
 use std::{
@@ -31,14 +31,6 @@ pub struct Remote {
     pub author: String,
 }
 
-#[derive(Deserialize)]
-pub struct Package {
-    pub name: String,
-    pub version: String,
-    pub description: Option<String>,
-    pub license: Option<String>,
-}
-
 #[derive(Deserialize)]
 pub struct Manifest {
     pub package: Package,
@@ -48,12 +40,7 @@ pub struct Manifest {
 impl Manifest {
     pub fn new(package_name: &str) -> Self {
         Self {
-            package: Package {
-                name: package_name.to_owned(),
-                version: "0.1.0".to_owned(),
-                description: None,
-                license: None,
-            },
+            package: Package::new(package_name),
             remote: None,
         }
     }