Bumped hackage resolver

Author: lewalkingdad

.circleci/config.yml

@@ -2,7 +2,7 @@ version: 2.1
 jobs:
   build:
     docker:
-      - image: fpco/stack-build:lts-16.16
+      - image: fpco/stack-build:lts-18.23
     steps:
       - checkout
       - restore_cache:

default.nix

@@ -1,2 +1,2 @@
-{ pkgs ? import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/5c37ad87222cfc1ec36d6cd1364514a9efc2f7f2.tar.gz") {}, compiler ? "ghc8107" }:
+{ pkgs ? import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/6c4b9f1a2fd761e2d384ef86cff0d208ca27fdca.tar.gz") {}, compiler ? "ghc8107" }:
 pkgs.pkgs.haskell.packages.${compiler}.callPackage ./haskellings.nix { }

shell.nix

@@ -1,4 +1,4 @@
-{ pkgs ? import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/5c37ad87222cfc1ec36d6cd1364514a9efc2f7f2.tar.gz") {}, compiler ? "ghc8107" }:
+{ pkgs ? import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/6c4b9f1a2fd761e2d384ef86cff0d208ca27fdca.tar.gz") {}, compiler ? "ghc8107" }:
 
 pkgs.mkShell {
   buildInputs = with pkgs; [

stack.yaml

@@ -17,7 +17,7 @@
 #
 # resolver: ./custom-snapshot.yaml
 # resolver: https://example.com/snapshots/2018-01-01.yaml
-resolver: lts-18.21
+resolver: lts-18.23
 
 # User packages to be built.
 # Various formats can be used as shown in the example below.

stack.yaml.lock

@@ -6,7 +6,7 @@
 packages: []
 snapshots:
 - completed:
-    size: 585817
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/18/4.yaml
-    sha256: ea3a318eafa9e9cc56bfbe46099fd0d54d32641ab7bbe1d182ed8f5de39f804c
-  original: lts-18.4
+    size: 587819
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/18/23.yaml
+    sha256: 7f69bb29a57495586e7e3ed31ecc59c0d2c959cb23bd52b71ca676f254c9beb1
+  original: lts-18.23