nix(refactor): Split cabalTools from devtools

This allows to use `postgrest-build` in CI without pulling in a lot of dependencies.

default.nix

@@ -113,9 +113,12 @@ rec {
 
   ### Tools
 
+  cabalTools =
+    pkgs.callPackage nix/tools/cabalTools.nix { inherit devCabalOptions postgrest; };
+
   # Development tools.
-  devtools =
+  devTools =
-    pkgs.callPackage nix/tools/devtools.nix { inherit tests style devCabalOptions hsie; };
+    pkgs.callPackage nix/tools/devTools.nix { inherit tests style devCabalOptions hsie; };
 
   # Docker images and loading script.
   docker =
@@ -127,7 +130,7 @@ rec {
 
   # Utility for updating the pinned version of Nixpkgs.
   nixpkgsTools =
-    pkgs.callPackage nix/tools/nixpkgstools.nix { };
+    pkgs.callPackage nix/tools/nixpkgsTools.nix { };
 
   # Scripts for publishing new releases.
   release =
@@ -149,5 +152,5 @@ rec {
     };
 
   withTools =
-    pkgs.callPackage nix/tools/withtools.nix { inherit postgresqlVersions; };
+    pkgs.callPackage nix/tools/withTools.nix { inherit postgresqlVersions; };
 }

nix/tools/cabalTools.nix

@@ -0,0 +1,57 @@
+{ buildToolbox
+, cabal-install
+, checkedShellScript
+, devCabalOptions
+, postgrest
+}:
+let
+  build =
+    checkedShellScript
+      {
+        name = "postgrest-build";
+        docs = "Build PostgREST interactively using cabal-install.";
+        args = [ "ARG_LEFTOVERS([Cabal arguments])" ];
+        inRootDir = true;
+        withEnv = postgrest.env;
+      }
+      ''
+        exec ${cabal-install}/bin/cabal v2-build ${devCabalOptions} "''${_arg_leftovers[@]}"
+      '';
+
+  clean =
+    checkedShellScript
+      {
+        name = "postgrest-clean";
+        docs = "Clean the PostgREST project, including all cabal-install artifacts.";
+        inRootDir = true;
+      }
+      ''
+        # clean old coverage data, too
+        rm -rf .hpc coverage
+        exec ${cabal-install}/bin/cabal v2-clean
+      '';
+
+  run =
+    checkedShellScript
+      {
+        name = "postgrest-run";
+        docs = "Run PostgREST after buidling it interactively with cabal-install";
+        args = [ "ARG_LEFTOVERS([PostgREST arguments])" ];
+        inRootDir = true;
+        withEnv = postgrest.env;
+      }
+      ''
+        exec ${cabal-install}/bin/cabal v2-run ${devCabalOptions} --verbose=0 -- \
+          postgrest "''${_arg_leftovers[@]}"
+      '';
+
+in
+buildToolbox
+{
+  name = "postgrest-cabal";
+  tools = [
+    build
+    clean
+    run
+  ];
+}

nix/tools/devTools.nix

@@ -57,44 +57,6 @@ let
           | ${cachix}/bin/cachix push postgrest
       '';
 
-  build =
-    checkedShellScript
-      {
-        name = "postgrest-build";
-        docs = "Build PostgREST interactively using cabal-install.";
-        args = [ "ARG_LEFTOVERS([Cabal arguments])" ];
-        inRootDir = true;
-      }
-      ''
-        ${cabal-install}/bin/cabal v2-build ${devCabalOptions} "''${_arg_leftovers[@]}"
-      '';
-
-  run =
-    checkedShellScript
-      {
-        name = "postgrest-run";
-        docs = "Run PostgREST after buidling it interactively with cabal-install";
-        args = [ "ARG_LEFTOVERS([PostgREST arguments])" ];
-        inRootDir = true;
-      }
-      ''
-        ${cabal-install}/bin/cabal v2-run ${devCabalOptions} --verbose=0 -- \
-          postgrest "''${_arg_leftovers[@]}"
-      '';
-
-  clean =
-    checkedShellScript
-      {
-        name = "postgrest-clean";
-        docs = "Clean the PostgREST project, including all cabal-install artifacts.";
-        inRootDir = true;
-      }
-      ''
-        ${cabal-install}/bin/cabal v2-clean
-        # clean old coverage data, too
-        rm -rf .hpc coverage
-      '';
-
   check =
     checkedShellScript
       {
@@ -176,13 +138,10 @@ let
 in
 buildToolbox
 {
-  name = "postgrest-devtools";
+  name = "postgrest-dev";
   tools = [
     watch
     pushCachix
-    build
-    run
-    clean
     check
     dumpMinimalImports
     hsieMinimalImports

nix/tools/nixpkgsTools.nix

@@ -48,6 +48,6 @@ let
 in
 buildToolbox
 {
-  name = "postgrest-nixpkgstools";
+  name = "postgrest-nixpkgs";
   tools = [ upgrade ];
 }

nix/tools/withTools.nix

@@ -127,7 +127,7 @@ let
 in
 buildToolbox
 {
-  name = "postgrest-withtools";
+  name = "postgrest-with";
   tools = [ withAll ] ++ withVersions;
   extra = {
     # make withTools.latest available for other nix files

shell.nix

@@ -25,7 +25,8 @@ let
 
   toolboxes =
     [
-      postgrest.devtools
+      postgrest.cabalTools
+      postgrest.devTools
       postgrest.nixpkgsTools
       postgrest.style
       postgrest.tests