From 7ffad18fd2163ac9654e87e53a2f79983ef08411 Mon Sep 17 00:00:00 2001
From: Lennart Spitzner <hexagoxel@hexagoxel.de>
Date: Mon, 28 Sep 2020 10:49:24 +0200
Subject: [PATCH] Update CI script to build examples too

---
 nix/ci.sh            |  7 +++++--
 nix/via-hackage.nix  | 11 ++++++++++-
 nix/via-stackage.nix | 12 ++++++++++--
 3 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/nix/ci.sh b/nix/ci.sh
index cbf3d21..5ae455a 100755
--- a/nix/ci.sh
+++ b/nix/ci.sh
@@ -1,3 +1,4 @@
+#!/bin/bash
 
 OUTDIR="ci-out"
 SUMMARY="$OUTDIR/0-summary"
@@ -16,8 +17,10 @@ function build-one {
   # nix-build --no-out-link nix/all.nix -A "\"$ATTRPATH\".butcher.components.tests"\
   #   2> >(tee "$OUTDIR/$ATTRPATH-2-build-test.txt" >&2)
   # (($? == 0)) || { echo "$ATTRPATH: build test failed" >> "$SUMMARY"; return 1; }
-  OUT=$(nix-build -o "$OUTDIR/$ATTRPATH-test-result.txt" nix/all.nix -A "\"$ATTRPATH\".butcher.checks.tests"\
-    2> >(tee "$OUTDIR/$ATTRPATH-build.txt" >&2))
+  nix-build -o "$OUTDIR/$ATTRPATH-build" nix/all.nix -A "\"$ATTRPATH\".allComponents"\
+    2> >(tee "$OUTDIR/$ATTRPATH-build.txt" >&2)
+  (($? == 0)) || { echo "$ATTRPATH: all-component build failed" >> "$SUMMARY"; return 1; }
+  nix-build -o "$OUTDIR/$ATTRPATH-test-result.txt" nix/all.nix -A "\"$ATTRPATH\".butcher.checks.tests"
   (($? == 0)) || { echo "$ATTRPATH: run test failed" >> "$SUMMARY"; return 1; }
   echo "$ATTRPATH: $(grep examples "$OUTDIR/$ATTRPATH-test-result.txt")" >> "$SUMMARY"
 }
diff --git a/nix/via-hackage.nix b/nix/via-hackage.nix
index cf0f8af..64ef698 100644
--- a/nix/via-hackage.nix
+++ b/nix/via-hackage.nix
@@ -11,7 +11,8 @@
 let
   butcher-nix = pkgs.haskell-nix.callCabalProjectToNix {
     src = cleanedSource;
-    inherit index-state index-sha256 plan-sha256 materialized configureArgs;
+    inherit index-state index-sha256 plan-sha256 materialized;
+    configureArgs = configureArgs + " -fbutcher-examples";
     # ghc = pkgs.haskell-nix.compiler.${ghc-ver};
     compiler-nix-name = ghc-ver;
   };
@@ -26,12 +27,20 @@ in rec {
                 pkg-def-extras = pkg-def-extras;
                 modules = [ 
                   { ghc.package = pkgs.haskell-nix.compiler.${ghc-ver}; }
+                  #  (pkgs.haskell-nix.mkCacheModule generatedCache)
+                  { packages.butcher.flags.butcher-examples = true; }
                 ];
               };
     in pkg-set.config.hsPkgs;
 
   inherit (hsPkgs) butcher;
   inherit (hsPkgs.butcher) checks;
+  allComponents = pkgs.linkFarm
+    "allComponents"
+    (builtins.map
+      (x: { name = x.name; path = x; })
+      (pkgs.haskell-nix.haskellLib.getAllComponents butcher));
+
   shell = hsPkgs.shellFor {
     # Include only the *local* packages of your project.
     packages = ps: with ps; [
diff --git a/nix/via-stackage.nix b/nix/via-stackage.nix
index bb8f2cc..7866356 100644
--- a/nix/via-stackage.nix
+++ b/nix/via-stackage.nix
@@ -50,12 +50,20 @@ let
   hsPkgs = (pkgs.haskell-nix.mkStackPkgSet {
     stack-pkgs = butcher-plan;
     pkg-def-extras = pkg-def-extras;
-    modules = pkgs.lib.singleton (pkgs.haskell-nix.mkCacheModule generatedCache);
+    modules = [ (pkgs.haskell-nix.mkCacheModule generatedCache)
+                { packages.butcher.flags.butcher-examples = true; }
+              ];
   }).config.hsPkgs;
-in {
+in rec {
   inherit butcher-nix butcher-plan hsPkgs pkgs;
   inherit (hsPkgs) butcher;
   inherit (hsPkgs.butcher) checks;
+  allComponents = pkgs.linkFarm
+    "allComponents"
+    (builtins.map
+      (x: { name = x.name; path = x; })
+      (pkgs.haskell-nix.haskellLib.getAllComponents butcher));
+
   shell = hsPkgs.shellFor {
     # Include only the *local* packages of your project.
     packages = ps: with ps; [