Initial commit

pkgs/repl/default.nix

@@ -0,0 +1,25 @@
+# modified from https://github.com/gytis-ivaskevicius/flake-utils/plus
+{
+  coreutils,
+  gnused,
+  writeShellScriptBin,
+}: let
+  repl = ../../lib/repl.nix;
+  example = command: desc: "\\n\\u001b[33m ${command}\\u001b[0m - ${desc}";
+in
+  writeShellScriptBin "repl" ''
+    case "$1" in
+      "-h"|"--help"|"help")
+        printf "%b\n\e[4mUsage\e[0m: \
+          ${example "repl" "Loads system flake if available."} \
+          ${example "repl /path/to/flake.nix" "Loads specified flake."}\n"
+      ;;
+      *)
+        if [ -z "$1" ]; then
+          nix repl -f ${repl}
+        else
+          nix repl --arg flakePath $(${coreutils}/bin/readlink -f $1 | ${gnused}/bin/sed 's|/flake.nix||') ${repl}
+        fi
+      ;;
+    esac
+  ''