7 files changed, 14 insertions, 21 deletions
diff --git a/users/wpcarro/assessments/brilliant/default.nix b/users/wpcarro/assessments/brilliant/default.nix
index 886ba87e1caf..536e54d3650a 100644
--- a/users/wpcarro/assessments/brilliant/default.nix
+++ b/users/wpcarro/assessments/brilliant/default.nix
@@ -1,6 +1,6 @@
-let
-  briefcase = import <briefcase> {};
-in briefcase.buildHaskell.program {
+{ depot, ... }:
+
+depot.users.wpcarro.buildHaskell.program {
   name = "transform-keyboard";
   srcs = builtins.path {
     path = ./.;
diff --git a/users/wpcarro/assessments/brilliant/shell.nix b/users/wpcarro/assessments/brilliant/shell.nix
index d0a6c7e5e6f5..e08399c093e1 100644
--- a/users/wpcarro/assessments/brilliant/shell.nix
+++ b/users/wpcarro/assessments/brilliant/shell.nix
@@ -1,10 +1,6 @@
-let
-  pkgs = import (builtins.fetchGit {
-    url = "https://github.com/NixOS/nixpkgs-channels";
-    ref = "nixos-20.03";
-    rev = "afa9ca61924f05aacfe495a7ad0fd84709d236cc";
-  }) {};
-in pkgs.mkShell {
+{ pkgs, ... }:
+
+pkgs.mkShell {
   buildInputs = with pkgs; [
     (haskellPackages.ghcWithPackages (hpkgs: with hpkgs; [
       hspec
diff --git a/users/wpcarro/assessments/dotted-squares/shell.nix b/users/wpcarro/assessments/dotted-squares/shell.nix
index 87eb23d731e2..868668ca501c 100644
--- a/users/wpcarro/assessments/dotted-squares/shell.nix
+++ b/users/wpcarro/assessments/dotted-squares/shell.nix
@@ -1,6 +1,6 @@
-let
-  briefcase = import <briefcase> {};
-in briefcase.buildHaskell.shell {
+{ depot, ... }:
+
+depot.users.wpcarro.buildHaskell.shell {
   deps = hpkgs: with hpkgs; [
     hspec
     unordered-containers
diff --git a/users/wpcarro/assessments/semiprimes/default.nix b/users/wpcarro/assessments/semiprimes/default.nix
deleted file mode 100644
index 29452eac250c..000000000000
--- a/users/wpcarro/assessments/semiprimes/default.nix
+++ /dev/null
@@ -1 +0,0 @@
-# stubbed
diff --git a/users/wpcarro/assessments/tt/client/dir-locals.nix b/users/wpcarro/assessments/tt/client/dir-locals.nix
deleted file mode 100644
index 5c3ae08870b0..000000000000
--- a/users/wpcarro/assessments/tt/client/dir-locals.nix
+++ /dev/null
@@ -1,3 +0,0 @@
-let
-  briefcase = import /home/wpcarro/briefcase {};
-in briefcase.utils.nixBufferFromShell ./shell.nix
diff --git a/users/wpcarro/assessments/tt/client/shell.nix b/users/wpcarro/assessments/tt/client/shell.nix
index 15ac040b9462..78f55385db9a 100644
--- a/users/wpcarro/assessments/tt/client/shell.nix
+++ b/users/wpcarro/assessments/tt/client/shell.nix
@@ -1,6 +1,6 @@
-let
-  pkgs = import <nixpkgs> {};
-in pkgs.mkShell {
+{ pkgs, ... }:
+
+pkgs.mkShell {
   buildInputs = with pkgs; [
     nodejs
     elmPackages.elm
diff --git a/users/wpcarro/assessments/tt/shell.nix b/users/wpcarro/assessments/tt/shell.nix
index 567b71060b7b..88761e539920 100644
--- a/users/wpcarro/assessments/tt/shell.nix
+++ b/users/wpcarro/assessments/tt/shell.nix
@@ -1,5 +1,6 @@
+{ pkgs, depot, ... }:
+
 let
-  pkgs = import <nixpkgs> {};
   hailgun-src = builtins.fetchGit {
     url = "https://bitbucket.org/echo_rm/hailgun.git";
     rev = "9d5da7c902b2399e0fcf3d494ee04cf2bbfe7c9e";