introduce workspace

crates/core/src/review/datastructures.rs

@@ -0,0 +1,56 @@
+use std::rc::Rc;
+
+use crate::backend::Backend;
+use crate::{Group, Package};
+
+#[derive(Debug, PartialEq)]
+pub(super) enum ReviewAction {
+    AsDependency(Package),
+    Delete(Package),
+    AssignGroup(Package, Rc<Group>),
+}
+
+#[derive(Debug)]
+pub(super) enum ReviewIntention {
+    AsDependency,
+    AssignGroup,
+    Delete,
+    Info,
+    Invalid,
+    Skip,
+    Quit,
+}
+
+#[derive(Debug)]
+pub(super) struct ReviewsPerBackend {
+    items: Vec<(Box<dyn Backend>, Vec<ReviewAction>)>,
+}
+
+impl ReviewsPerBackend {
+    pub(super) fn new() -> Self {
+        Self { items: vec![] }
+    }
+
+    pub(super) fn nothing_to_do(&self) -> bool {
+        self.items.iter().all(|(_, vec)| vec.is_empty())
+    }
+
+    pub(super) fn push(&mut self, value: (Box<dyn Backend>, Vec<ReviewAction>)) {
+        self.items.push(value);
+    }
+}
+
+impl IntoIterator for ReviewsPerBackend {
+    type Item = (Box<dyn Backend>, Vec<ReviewAction>);
+
+    type IntoIter = std::vec::IntoIter<(Box<dyn Backend>, Vec<ReviewAction>)>;
+
+    fn into_iter(self) -> Self::IntoIter {
+        self.items.into_iter()
+    }
+}
+
+pub(super) enum ContinueWithReview {
+    Yes,
+    No,
+}