rewrite in rust

.envrc

@@ -0,0 +1 @@
+use flake

.gitignore

@@ -1,2 +1,14 @@
 # ignore nix-build result folder
 result
+
+
+# Added by cargo
+
+/target
+
+
+# Added by cargo
+#
+# already existing elements were commented out
+
+#/target

Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "comma"
+description = "runs programs without installing them"
+version = "0.1.0"
+edition = "2021"
+authors = ["Artturin <[email protected]>"]
+license = "MIT"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+clap = "3.1.9"

README.md

@@ -1,4 +1,4 @@
-# ,
+# comma
 
 Comma runs software without installing it.
 
@@ -13,9 +13,6 @@ nix-env -i -f .
 
 ## Usage
 
-[See a quick demo on
-YouTube](https://www.youtube.com/watch?v=VUM3Km_4gUg&list=PLRGI9KQ3_HP_OFRG6R-p4iFgMSK1t5BHs)
-
 ```bash
 , cowsay neato
 ```

default.nix

@@ -1,35 +1,10 @@
-{ pkgs ? import <nixpkgs> { }
-
-, stdenv ? pkgs.stdenv
-, lib ? pkgs.lib
-, fetchurl ? pkgs.fetchurl
-, nix ? pkgs.nix
-, fzy ? pkgs.fzy
-, makeWrapper ? pkgs.makeWrapper
-
-# We use this to add matchers for stuff that's not in upstream nixpkgs, but is
-# in our own overlay. No fuzzy matching from multiple options here, it's just:
-# Was the command `, mything`? Run `nixpkgs.mything`.
-, overlayPackages ? []
-}:
-
-stdenv.mkDerivation rec {
-  name = "comma";
-
-  src = ./.;
-
-  nativeBuildInputs = [ makeWrapper ];
-
-  installPhase = let
-    caseCondition = lib.concatStringsSep "|" (overlayPackages ++ [ "--placeholder--" ]);
-  in ''
-    mkdir -p $out/bin
-    sed -e 's/@OVERLAY_PACKAGES@/${caseCondition}/' < , > $out/bin/,
-    chmod +x $out/bin/,
-    wrapProgram $out/bin/, \
-      --prefix PATH : ${nix}/bin \
-      --prefix PATH : ${fzy}/bin
-
-    ln -s $out/bin/, $out/bin/comma
-  '';
-}
+(import
+  (
+    let lock = builtins.fromJSON (builtins.readFile ./flake.lock); in
+    fetchTarball {
+      url = "https://github.com/edolstra/flake-compat/archive/${lock.nodes.flake-compat.locked.rev}.tar.gz";
+      sha256 = lock.nodes.flake-compat.locked.narHash;
+    }
+  )
+  { src = ./.; }
+).defaultNix