Cargo.lock

@@ -101,7 +101,7 @@ dependencies = [
 
 [[package]]
 name = "eh"
-version = "0.1.6"
+version = "0.1.5"
 dependencies = [
  "clap",
  "dialoguer",
@@ -116,7 +116,7 @@ dependencies = [
 
 [[package]]
 name = "eh-log"
-version = "0.1.6"
+version = "0.1.5"
 dependencies = [
  "yansi",
 ]
@@ -421,7 +421,7 @@ checksum = "d7249219f66ced02969388cf2bb044a09756a083d0fab1e566056b04d9fbcaa5"
 
 [[package]]
 name = "xtask"
-version = "0.1.6"
+version = "0.1.5"
 dependencies = [
  "clap",
  "clap_complete",

Cargo.toml

@@ -10,7 +10,7 @@ edition      = "2024"
 license      = "MPL-2.0"
 readme       = true
 rust-version = "1.91.0"
-version      = "0.1.6"
+version      = "0.1.5"
 
 [workspace.dependencies]
 clap          = { default-features = false, features = [ "std", "help", "derive" ], version = "4.5.56" }

eh/src/main.rs

@@ -1,6 +1,7 @@
 use std::{env, path::Path};
 
 use eh::{Cli, Command, CommandFactory, Parser};
+use error::Result;
 use yansi::Paint;
 
 mod commands;
@@ -25,30 +26,11 @@ fn main() {
   }
 }
 
-fn handle_command(command: &str, args: &[String]) -> error::Result<i32> {
-  let hash_extractor = util::RegexHashExtractor;
-  let fixer = util::DefaultNixFileFixer;
-  let classifier = util::DefaultNixErrorClassifier;
-
-  match command {
-    "update" => commands::update::handle_update(args),
-    "run" | "shell" | "build" => {
-      commands::handle_nix_command(
-        command,
-        args,
-        &hash_extractor,
-        &fixer,
-        &classifier,
-      )
-    },
-    _ => unreachable!(),
-  }
-}
-
+// Design partially taken from Stash
 fn dispatch_multicall(
   app_name: &str,
   args: std::env::Args,
-) -> Option<error::Result<i32>> {
+) -> Option<Result<i32>> {
   let rest: Vec<String> = args.collect();
 
   let subcommand = match app_name {
@@ -79,10 +61,31 @@ fn dispatch_multicall(
     return Some(Ok(0));
   }
 
-  Some(handle_command(subcommand, &rest))
+  if subcommand == "update" {
+    return Some(commands::update::handle_update(&rest));
   }
 
-fn run_app() -> error::Result<i32> {
+  let hash_extractor = util::RegexHashExtractor;
+  let fixer = util::DefaultNixFileFixer;
+  let classifier = util::DefaultNixErrorClassifier;
+
+  Some(match subcommand {
+    "run" | "shell" | "build" => {
+      commands::handle_nix_command(
+        subcommand,
+        &rest,
+        &hash_extractor,
+        &fixer,
+        &classifier,
+      )
+    },
+    // subcommand is assigned from the match on app_name above;
+    // only "run"/"shell"/"build" are possible values.
+    _ => unreachable!(),
+  })
+}
+
+fn run_app() -> Result<i32> {
   let mut args = env::args();
   let bin = args.next().unwrap_or_else(|| "eh".to_string());
   let app_name = Path::new(&bin)
@@ -97,14 +100,42 @@ fn run_app() -> error::Result<i32> {
 
   let cli = Cli::parse();
 
+  let hash_extractor = util::RegexHashExtractor;
+  let fixer = util::DefaultNixFileFixer;
+  let classifier = util::DefaultNixErrorClassifier;
+
   match cli.command {
-    Some(Command::Run { args }) => handle_command("run", &args),
+    Some(Command::Run { args }) => {
+      commands::handle_nix_command(
+        "run",
+        &args,
+        &hash_extractor,
+        &fixer,
+        &classifier,
+      )
+    },
 
-    Some(Command::Shell { args }) => handle_command("shell", &args),
+    Some(Command::Shell { args }) => {
+      commands::handle_nix_command(
+        "shell",
+        &args,
+        &hash_extractor,
+        &fixer,
+        &classifier,
+      )
+    },
 
-    Some(Command::Build { args }) => handle_command("build", &args),
+    Some(Command::Build { args }) => {
+      commands::handle_nix_command(
+        "build",
+        &args,
+        &hash_extractor,
+        &fixer,
+        &classifier,
+      )
+    },
 
-    Some(Command::Update { args }) => handle_command("update", &args),
+    Some(Command::Update { args }) => commands::update::handle_update(&args),
 
     None => {
       Cli::command().print_help()?;