anchor.diff:    '';
   
     programs.zsh.loginShellInit = ''
  -    :a() {
  -        nix repl ''${@:-<dotpkgs>}
  -    }
  -
  -    :d() {
  -        eval "$(direnv hook zsh)"
  -    }
  -
  -    :r() {
  -        direnv reload
  -    }
  -
  -    :u() {
  -        local exports
  -
  -        exports=$(direnv apply_dump <(nix-shell -E "with import <nixpkgs> {}; mkShell { buildInputs = [ $* ]; }" --run 'direnv dump'))
  -        eval "$exports"
  -
  -        name+="''${name:+ }$*"
  -        typeset -U PATH
  -    }
  -
  -    z() {
  -        local dir
  -
  -        dir=$(find ~/Code -mindepth 2 -maxdepth 2 | fzf --preview-window right:50% --preview 'git -C {} log --pretty=color --color=always -16')
  -        cd "$dir"
  -    }
  -
  -    fzf-store() {
  -        find /nix/store -type d -mindepth 1 -maxdepth 1 | fzf -m --preview-window right:50% --preview 'nix-store -q --tree {}'
  -    }
  -
  -    xi() {
  -        curl -F 'f:1=<-' ix.io
  -    }
  -
  -    ls() {
  -        ${pkgs.coreutils}/bin/ls --color=auto "$@"
  -    }
  -
  -    install_name_tool() {
  -        ${pkgs.darwin.cctools}/bin/install_name_tool "$@"
  -    }
  -
  -    nm() {
  -        ${pkgs.darwin.cctools}/bin/nm "$@"
  -    }
  -
  -    otool() {
  -        ${pkgs.darwin.cctools}/bin/otool "$@"
  -    }
  -
  -    vat() {
  -        TERM=vt100 nvim -R "$@" "+setl updatetime=0" "+autocmd CursorHold * :q"
  -    }
  -
  -    nixq() {
  -        nix eval --json "(
  -        with builtins;
  -        with import <nixpkgs/lib>;
  -        let
  -          _ = fromJSON (readFile /dev/stdin);
  -          _0 = head _;
  -          _1 = head _0;
  -          _2 = head _1;
  -        in
  -        $*
  -        )"
  -    }
  -
  -    nix-unpack() {
  -        nix-shell --run 'phases=unpackPhase genericBuild' "$@"
  -    }
  -
  -    hydra-bad-machines() {
  -        local url=https://hydra.nixos.org
  -        curl -fsSL -H 'Accept: application/json' $url/queue-runner-status | jq -r '.machines | to_entries | .[] | select(.value.consecutiveFailures>0) | .key'
  -    }
  -
  -    hydra-job-revision() {
  -        local jobseteval job=$1
  -        shift 1
  -        case "$job" in
  -            *'/'*) ;;
  -            *) job="nixpkgs/trunk/$job" ;;
  -        esac
  -        case "$job" in
  -            'http://'*|'https://'*) ;;
  -            *) job="https://hydra.nixos.org/job/$job" ;;
  -        esac
  -        jobseteval=$(curl -fsSL -H 'Content-Type: application/json' "$job/latest" | jq '.jobsetevals[0]')
  -        curl -fsSL -H 'Accept: application/json' "''${job%/job*}/eval/$jobseteval" | jq -r '.jobsetevalinputs.nixpkgs.revision'
  -    }
  -
  -    hydra-job-bisect() {
  -        local job=$1
  -        shift 1
  -        nix-build ./pkgs/top-level/release.nix -A "''${job##*/}" --dry-run "$@" || return
  -        git bisect start HEAD "$(hydra-job-revision "$job")"
  -        git bisect run nix-build ./pkgs/top-level/release.nix -A "''${job##*/}" "$@"
  -    }
  -
  -    hydra-job-outputs() {
  -        local job=$1
  -        shift 1
  -        curl -fsSL -H 'Accept: application/json' "$job/latest" | jq -r '.buildoutputs | to_entries | .[].value.path'
  -    }
  -
  -    hydra-build-log() {
  -        local build=$1
  -        shift 1
  -        nix log "$(curl -fsSL -H 'Accept: application/json' "$build/api/get-info" | jq -r .drvPath)"
  -    }
  -
  -    rev-darwin() {
  -        echo "https://github.com/LnL7/nix-darwin/archive/''${@:-master}.tar.gz"
  -    }
  -
  -    rev-nixpkgs() {
  -        echo "https://github.com/NixOS/nixpkgs/archive/''${@:-master}.tar.gz"
  -    }
  -
  -    pr-nixpkgs() {
  -        local pr=$1
  -        shift 1
  -        rev-nixpkgs "$(curl "https://api.github.com/repos/NixOS/nixpkgs/pulls/$pr/commits" | jq -r '.[-1].sha')"
  -    }
  -
       reexec() {
           unset __NIX_DARWIN_SET_ENVIRONMENT_DONE
           unset __ETC_ZPROFILE_SOURCED __ETC_ZSHENV_SOURCED __ETC_ZSHRC_SOURCED
  
positive.code: 
    nix.binaryCachePublicKeys = [ "cache.daiderd.com-1:R8KOWZ8lDaLojqD+v9dzXAqGn29gEzPTTbr/GIpCTrI=" ];
    nix.trustedBinaryCaches = [ https://d3i7ezr9vxxsfy.cloudfront.net ];
    nix.trustedUsers = [ "@admin" ];
  
    nix.useSandbox = true;
    nix.sandboxPaths = [ "/System/Library/Frameworks" "/System/Library/PrivateFrameworks" "/usr/lib" "/private/tmp" "/private/var/tmp" "/usr/bin/env" ];
  
    programs.nix-index.enable = true;
  
  
negative.code:       pkgs.fzf
        pkgs.gettext
        pkgs.git
        pkgs.gnupg
        pkgs.htop
        pkgs.jq
        pkgs.mosh
        pkgs.ripgrep
        pkgs.shellcheck
        pkgs.vault
  
        pkgs.qes
        pkgs.darwin-zsh-completions
  