treewide: move rom's parser logic to cognos

Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: I6a6a6964960ab80b5555a6cca7b20e11c8ac0ea2

cognos/src/lib.rs

@@ -9,4 +9,13 @@ pub use aterm::{
   parse_drv_file,
 };
 pub use internal_json::{Actions, Activities, Id, Verbosity};
-pub use state::{BuildInfo, BuildStatus, Derivation, Host, State};
+pub use state::{BuildInfo, BuildStatus, Derivation, Host, OutputName, State, ProgressState};
+
+/// Process a list of actions and return the resulting state
+pub fn process_actions(actions: Vec<Actions>) -> State {
+  let mut state = State { progress: ProgressState::JustStarted };
+  for action in actions {
+    state.imbibe(action);
+  }
+  state
+}

cognos/src/state.rs

@@ -18,12 +18,14 @@ pub enum BuildStatus {
   Failed,
 }
 
-pub enum Progress {
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+pub enum ProgressState {
   JustStarted,
   InputReceived,
   Finished,
 }
 
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub enum OutputName {
   Out,
   Doc,
@@ -36,9 +38,37 @@ pub enum OutputName {
   Other(String),
 }
 
+impl OutputName {
+  #[must_use]
+  pub fn parse(name: &str) -> Self {
+    match name.to_lowercase().as_str() {
+      "out" => Self::Out,
+      "doc" => Self::Doc,
+      "dev" => Self::Dev,
+      "bin" => Self::Bin,
+      "info" => Self::Info,
+      "lib" => Self::Lib,
+      "man" => Self::Man,
+      "dist" => Self::Dist,
+      _ => Self::Other(name.to_string()),
+    }
+  }
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub enum Host {
-  Local,
-  Host(String),
+  Localhost,
+  Remote(String),
+}
+
+impl Host {
+  #[must_use]
+  pub fn name(&self) -> &str {
+    match self {
+      Self::Localhost => "localhost",
+      Self::Remote(name) => name,
+    }
+  }
 }
 
 pub struct Derivation {
@@ -65,9 +95,9 @@ pub struct Dependencies {
 
 // #[derive(Default)]
 pub struct State {
-  progress: Progress,
+  pub progress: ProgressState,
 }
 
 impl State {
   pub fn imbibe(&mut self, update: Actions) {}
-}
+}