anchor.diff:      install -Dm 755 ./bun $out/bin/bun
       runHook postInstall
     '';
  -
  +  passthru = {
  +    sources = {
  +      "aarch64-darwin" = fetchurl {
  +        url = "https://github.com/oven-sh/bun/releases/download/bun-v${version}/bun-darwin-aarch64.zip";
  +        sha256 = "RYTRcc8xccRmxuKOXwX3bBWJSXLI2/XfH4/7ZdcUBdE=";
  +      };
  +      "aarch64-linux" = fetchurl {
  +        url = "https://github.com/oven-sh/bun/releases/download/bun-v${version}/bun-linux-aarch64.zip";
  +        sha256 = "LixLrzSsgbXyfpFKiksM4zNS5iDU3tXOrr7fP8yJknM=";
  +      };
  +      "x86_64-darwin" = fetchurl {
  +        url = "https://github.com/oven-sh/bun/releases/download/bun-v${version}/bun-darwin-x64.zip";
  +        sha256 = "SGZcT2uVy6egr99FzyaykUWLuZBqDsvbCM/lsgy//g0=";
  +      };
  +      "x86_64-linux" = fetchurl {
  +        url = "https://github.com/oven-sh/bun/releases/download/bun-v${version}/bun-linux-x64.zip";
  +        sha256 = "ssZtJi+CEVn7MjPMqFkwv1lnwE7a7ttkmiuoT0Y6wao=";
  +      };
  +    };
  +    updateScript = writeShellScript "update-bun" ''
  +      set -o errexit
  +      export PATH="${lib.makeBinPath [ curl jq common-updater-scripts ]}"
  +      NEW_VERSION=$(curl --silent https://api.github.com/repos/oven-sh/bun/releases/latest | jq '.tag_name | ltrimstr("bun-v")' --raw-output)
  +      if [[ "${version}" = "$NEW_VERSION" ]]; then
  +          echo "The new version same as the old version."
  +          exit 0
  +      fi
  +      for platform in ${lib.escapeShellArgs meta.platforms}; do
  +        update-source-version "bun" "0" "${lib.fakeSha256}" --source-key="sources.$platform"
  +        update-source-version "bun" "$NEW_VERSION" --source-key="sources.$platform"
  +      done
  +    '';
  +  };
     meta = with lib; {
       homepage = "https://bun.sh";
       changelog = "https://github.com/Jarred-Sumner/bun/releases/tag/bun-v${version}";
  
positive.code: { stdenvNoCC, callPackage, fetchurl, autoPatchelfHook, unzip, openssl, lib }:
  let
    dists = {
      aarch64-darwin = {
        arch = "aarch64";
        shortName = "darwin";
        sha256 = "sha256-R17Ga4C6PSxfL1bz6IBjx0dYFmX93i0y8uqxG1eZKd4=";
      };
  
      aarch64-linux = {
        arch = "aarch64";
        shortName = "linux";
        sha256 = "sha256-KSC4gdsJZJoPjMEs+VigVuqlUDhg4sL054WRlAbB+eA=";
      };
  
      x86_64-darwin = {
        arch = "x64";
        shortName = "darwin";
        sha256 = "sha256-CVqFPvZScNTudE2wgUctwGDgTyaMeN8dUNmLatcKo5M=";
      };
  
      x86_64-linux = {
        arch = "x64";
        shortName = "linux";
        sha256 = "sha256-N3hGPyp9wvb7jjpaFLJcdNIRyLvegjAe+MiV2aMS1nE=";
      };
    };
    dist = dists.${stdenvNoCC.hostPlatform.system} or (throw "Unsupported system: ${stdenvNoCC.hostPlatform.system}");
  in
  stdenvNoCC.mkDerivation rec {
    version = "0.1.11";
    pname = "bun";
  
    src = fetchurl {
      url = "https://github.com/Jarred-Sumner/bun-releases-for-updater/releases/download/bun-v${version}/bun-${dist.shortName}-${dist.arch}.zip";
      sha256 = dist.sha256;
    };
  
    strictDeps = true;
    nativeBuildInputs = [ unzip ] ++ lib.optionals stdenvNoCC.isLinux [ autoPatchelfHook ];
  
negative.code:       lgpl21Only # javascriptcore and webkit
      ];
      maintainers = with maintainers; [ DAlperin jk ];
      platforms = builtins.attrNames passthru.sources;
    };
  }
  