2 files changed, 59 insertions, 35 deletions
diff --git a/src/crates/cli/src/cmd.rs b/src/crates/cli/src/cmd.rs
new file mode 100644
index 0000000..7f9857d
--- /dev/null
+++ b/src/crates/cli/src/cmd.rs
@@ -0,0 +1,39 @@
+use argh::FromArgs;
+
+#[derive(FromArgs)]
+/// Find the best performing container type using primrose
+pub struct Args {
+    /// path to Cargo.toml
+    #[argh(option)]
+    pub manifest_path: Option<String>,
+
+    /// project to run on, if in a workspace
+    #[argh(option, short = 'p')]
+    pub project: Option<String>,
+
+    #[argh(subcommand)]
+    pub cmd: Subcommand,
+}
+
+#[derive(FromArgs)]
+#[argh(subcommand)]
+pub enum Subcommand {
+    Model(ModelSubcommand),
+    Candidates(CandidatesSubcommand),
+    Profile(ProfileSubcommand),
+}
+
+#[derive(FromArgs)]
+/// Show the cost model for the given implementation
+#[argh(subcommand, name = "cost-model")]
+pub struct ModelSubcommand {}
+
+#[derive(FromArgs)]
+/// Show the candidate types selected by primrose
+#[argh(subcommand, name = "candidates")]
+pub struct CandidatesSubcommand {}
+
+#[derive(FromArgs)]
+/// Show the profiling information generated from benchmarks
+#[argh(subcommand, name = "profile")]
+pub struct ProfileSubcommand {}
diff --git a/src/crates/cli/src/main.rs b/src/crates/cli/src/main.rs
index a9acd16..92941b2 100644
--- a/src/crates/cli/src/main.rs
+++ b/src/crates/cli/src/main.rs
@@ -1,32 +1,22 @@
-use std::collections::HashSet;
-
 use anyhow::{anyhow, Context, Result};
-use argh::FromArgs;
+use cmd::{CandidatesSubcommand, ModelSubcommand, ProfileSubcommand};
 use log::info;
 use project::Project;
 
-use crate::{candidates::CandidatesStore, cost::ResultsStore, paths::Paths};
+use crate::{
+    cmd::{Args, Subcommand},
+    paths::Paths,
+};
 
 extern crate nalgebra as na;
 
 mod cache;
 mod candidates;
+mod cmd;
 mod cost;
 mod paths;
 mod project;
 
-#[derive(FromArgs)]
-/// Find the best performing container type using primrose
-struct Args {
-    /// path to Cargo.toml
-    #[argh(option)]
-    manifest_path: Option<String>,
-
-    /// project to run on, if in a workspace
-    #[argh(option, short = 'p')]
-    project: Option<String>,
-}
-
 fn main() -> Result<()> {
     env_logger::Builder::from_env(env_logger::Env::default().default_filter_or("info")).init();
 
@@ -37,28 +27,23 @@ fn main() -> Result<()> {
 
     let projects = get_projects(&args).context("failed to find project paths")?;
 
-    let candidates = CandidatesStore::new(&paths)?;
-    let benchmarks = ResultsStore::new(&paths)?;
-
-    let mut seen_types = HashSet::new();
-    for project in projects {
-        info!("Processing {}", &project.name);
-
-        let all_candidates = project.get_all_candidates(&candidates)?;
-        info!("Found candidates: {:?}", all_candidates);
-        for (_, candidates) in all_candidates.iter() {
-            for candidate in candidates {
-                seen_types.insert(candidate.clone());
-            }
-        }
+    match args.cmd {
+        Subcommand::Model(c) => cmd_model(paths, projects, c),
+        Subcommand::Candidates(c) => cmd_candidates(paths, projects, c),
+        Subcommand::Profile(c) => cmd_profile(paths, projects, c),
     }
+}
 
-    info!("Found all candidate types. Running benchmarks");
-    for typ in seen_types.into_iter() {
-        let _results = dbg!(benchmarks.get(&typ).context("Error building cost model")?);
-    }
+fn cmd_model(paths: Paths, projects: Vec<Project>, c: ModelSubcommand) -> Result<()> {
+    todo!()
+}
+
+fn cmd_candidates(paths: Paths, projects: Vec<Project>, c: CandidatesSubcommand) -> Result<()> {
+    todo!()
+}
 
-    Ok(())
+fn cmd_profile(paths: Paths, projects: Vec<Project>, c: ProfileSubcommand) -> Result<()> {
+    todo!()
 }
 
 fn get_projects(args: &Args) -> Result<Vec<Project>> {