compression works

Word16 seems to give the best compression ratio. It takes a very long time to run on >5MB files. Decompression is not implemented yet, but I'm confident it works.
2024-04-13 02:13:24 -07:00 · 2024-04-13 02:13:24 -07:00 · 874d0b161d
commit 874d0b161d
7 changed files with 420 additions and 0 deletions
--- a/flake.nix
+++ b/flake.nix
@ -0,0 +1,84 @@
+{
+  description = "srid/haskell-template: Nix template for Haskell projects";
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    systems.url = "github:nix-systems/default";
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    haskell-flake.url = "github:srid/haskell-flake";
+    treefmt-nix.url = "github:numtide/treefmt-nix";
+    treefmt-nix.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs = inputs:
+    inputs.flake-parts.lib.mkFlake { inherit inputs; } {
+      systems = import inputs.systems;
+      imports = [
+        inputs.haskell-flake.flakeModule
+        inputs.treefmt-nix.flakeModule
+      ];
+      perSystem = { self', system, lib, config, pkgs, ... }: {
+        # Our only Haskell project. You can have multiple projects, but this template
+        # has only one.
+        # See https://github.com/srid/haskell-flake/blob/master/example/flake.nix
+        haskellProjects.default = {
+          # The base package set (this value is the default)
+          # basePackages = pkgs.haskellPackages;
+
+          # Packages to add on top of `basePackages`
+          packages = {
+            # Add source or Hackage overrides here
+            # (Local packages are added automatically)
+            # https://github.com/lehins/hip.git
+            # hip.source = inputs.hip + "/hip";
+          };
+
+          # Add your package overrides here
+          settings = {
+            # barbies-th = {
+            #   broken = false;
+            #   jailbreak = true;
+            # };
+          };
+
+          # Development shell configuration
+          devShell = {
+            hlsCheck.enable = false;
+          };
+
+          # What should haskell-flake add to flake outputs?
+          autoWire = [ "packages" "apps" "checks" ]; # Wire all but the devShell
+        };
+
+        # Auto formatters. This also adds a flake check to ensure that the
+        # source tree was auto formatted.
+        treefmt.config = {
+          projectRootFile = "flake.nix";
+
+          programs.ormolu.enable = true;
+          programs.nixpkgs-fmt.enable = true;
+          programs.cabal-fmt.enable = true;
+          programs.hlint.enable = true;
+
+          # We use fourmolu
+          programs.ormolu.package = pkgs.haskellPackages.fourmolu;
+        };
+
+        # Default package & app.
+        packages.default = self'.packages.compress;
+        apps.default = self'.apps.compress;
+
+        # Default shell.
+        devShells.default = pkgs.mkShell {
+          name = "haskell-template";
+          meta.description = "Haskell development environment";
+          # See https://zero-to-flakes.com/haskell-flake/devshell#composing-devshells
+          inputsFrom = [
+            config.haskellProjects.default.outputs.devShell
+            config.treefmt.build.devShell
+          ];
+          nativeBuildInputs = with pkgs; [
+          ];
+        };
+      };
+    };
+}