diff --git a/Cargo.lock b/Cargo.lock
index 47a383f..5917d7e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -219,7 +219,7 @@ dependencies = [
  "itertools",
  "lalrpop-util",
  "petgraph",
- "pico-args",
+ "pico-args 0.4.2",
  "regex",
  "regex-syntax 0.6.29",
  "string_cache",
@@ -281,6 +281,7 @@ dependencies = [
  "anyhow",
  "lalrpop",
  "lalrpop-util",
+ "pico-args 0.5.0",
  "regex",
 ]
 
@@ -344,6 +345,12 @@ version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "db8bcd96cb740d03149cbad5518db9fd87126a10ab519c011893b1754134c468"
 
+[[package]]
+name = "pico-args"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5be167a7af36ee22fe3115051bc51f6e6c7054c9348e28deb4f49bd6f705a315"
+
 [[package]]
 name = "precomputed-hash"
 version = "0.1.1"
diff --git a/Cargo.toml b/Cargo.toml
index a7ec04e..e3fa5d3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,4 +9,5 @@ lalrpop = "0.19.9"
 [dependencies]
 anyhow = "1.0.71"
 lalrpop-util = { version = "0.19.9", features = ["lexer"] }
+pico-args = { version = "0.5.0", features = ["eq-separator", "short-space-opt", "combined-flags"] }
 regex = "1"
diff --git a/flake.lock b/flake.lock
index 75a86b9..aa059d7 100644
--- a/flake.lock
+++ b/flake.lock
@@ -10,11 +10,11 @@
         "rust-overlay": "rust-overlay"
       },
       "locked": {
-        "lastModified": 1681680516,
-        "narHash": "sha256-EB8Adaeg4zgcYDJn9sR6UMjN/OHdIiMMK19+3LmmXQY=",
+        "lastModified": 1684468982,
+        "narHash": "sha256-EoC1N5sFdmjuAP3UOkyQujSOT6EdcXTnRw8hPjJkEgc=",
         "owner": "ipetkov",
         "repo": "crane",
-        "rev": "54b63c8eae4c50172cb50b612946ff1d2bc1c75c",
+        "rev": "99de890b6ef4b4aab031582125b6056b792a4a30",
         "type": "github"
       },
       "original": {
@@ -60,11 +60,11 @@
         "nixpkgs-lib": "nixpkgs-lib"
       },
       "locked": {
-        "lastModified": 1680392223,
-        "narHash": "sha256-n3g7QFr85lDODKt250rkZj2IFS3i4/8HBU2yKHO3tqw=",
+        "lastModified": 1683560683,
+        "narHash": "sha256-XAygPMN5Xnk/W2c1aW0jyEa6lfMDZWlQgiNtmHXytPc=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "dcc36e45d054d7bb554c9cdab69093debd91a0b5",
+        "rev": "006c75898cf814ef9497252b022e91c946ba8e17",
         "type": "github"
       },
       "original": {
@@ -74,12 +74,15 @@
       }
     },
     "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
       "locked": {
-        "lastModified": 1678901627,
-        "narHash": "sha256-U02riOqrKKzwjsxc/400XnElV+UtPUQWpANPlyazjH0=",
+        "lastModified": 1681202837,
+        "narHash": "sha256-H+Rh19JDwRtpVPAWp64F+rlEtxUWBAQW28eAi3SRSzg=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "93a2b84fc4b70d9e089d029deacc3583435c2ed6",
+        "rev": "cfacdce06f30d2b68473a46042957675eebb3401",
         "type": "github"
       },
       "original": {
@@ -126,11 +129,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1681920287,
-        "narHash": "sha256-+/d6XQQfhhXVfqfLROJoqj3TuG38CAeoT6jO1g9r1k0=",
+        "lastModified": 1684570954,
+        "narHash": "sha256-FX5y4Sm87RWwfu9PI71XFvuRpZLowh00FQpIJ1WfXqE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "645bc49f34fa8eff95479f0345ff57e55b53437e",
+        "rev": "3005f20ce0aaa58169cdee57c8aa12e5f1b6e1b3",
         "type": "github"
       },
       "original": {
@@ -143,11 +146,11 @@
     "nixpkgs-lib": {
       "locked": {
         "dir": "lib",
-        "lastModified": 1680213900,
-        "narHash": "sha256-cIDr5WZIj3EkKyCgj/6j3HBH4Jj1W296z7HTcWj1aMA=",
+        "lastModified": 1682879489,
+        "narHash": "sha256-sASwo8gBt7JDnOOstnps90K1wxmVfyhsTPPNTGBPjjg=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "e3652e0735fbec227f342712f180f4f21f0594f2",
+        "rev": "da45bf6ec7bbcc5d1e14d3795c025199f28e0de0",
         "type": "github"
       },
       "original": {
@@ -185,11 +188,11 @@
         "nixpkgs-stable": "nixpkgs-stable"
       },
       "locked": {
-        "lastModified": 1681831107,
-        "narHash": "sha256-pXl3DPhhul9NztSetUJw2fcN+RI3sGOYgKu29xpgnqw=",
+        "lastModified": 1684195081,
+        "narHash": "sha256-IKnQUSBhQTChFERxW2AzuauVpY1HRgeVzAjNMAA4B6I=",
         "owner": "cachix",
         "repo": "pre-commit-hooks.nix",
-        "rev": "b7ca8f6fff42f6af75c17f9438fed1686b7d855d",
+        "rev": "96eabec58248ed8f4b0ad59e7ce9398018684fdc",
         "type": "github"
       },
       "original": {
@@ -218,11 +221,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1680488274,
-        "narHash": "sha256-0vYMrZDdokVmPQQXtFpnqA2wEgCCUXf5a3dDuDVshn0=",
+        "lastModified": 1683080331,
+        "narHash": "sha256-nGDvJ1DAxZIwdn6ww8IFwzoHb2rqBP4wv/65Wt5vflk=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "7ec2ff598a172c6e8584457167575b3a1a5d80d8",
+        "rev": "d59c3fa0cba8336e115b376c2d9e91053aa59e56",
         "type": "github"
       },
       "original": {
@@ -230,6 +233,21 @@
         "repo": "rust-overlay",
         "type": "github"
       }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
     }
   },
   "root": "root",
diff --git a/flake.nix b/flake.nix
index e55d4a8..765e3fb 100644
--- a/flake.nix
+++ b/flake.nix
@@ -59,6 +59,11 @@
                 clippy
                 # profiling
                 cargo-flamegraph
+                # other tooling
+                cargo-audit
+                cargo-deny
+                cargo-edit
+                cargo-license
                 ;
               rustfmt = pkgs.rustfmt.overrideAttrs (old: {
                 preFixup = pkgs.lib.optionalString pkgs.stdenv.isDarwin ''