Patch for elm-platform 0.17.1-1 to build against current Arch Linux GHC 8.0.1-1. Apply with `git apply --stat elm-0.17.1-ghc-8-PKGBUILD.patch`

elm-0.17.1-ghc-8-PKGBUILD.patch

From 066c94fd6c1a59d637d36e9d02c3971c42c736a5 Mon Sep 17 00:00:00 2001
From: Marek Kubica <[email protected]>
Date: Tue, 12 Jul 2016 21:20:35 +0200
Subject: [PATCH] GHC 8 fix from Homebrew repository

---
 .SRCINFO |  6 +++---
 PKGBUILD | 11 +++++++++--
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/.SRCINFO b/.SRCINFO
index 2b00ce4..374e057 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -1,9 +1,7 @@
-# Generated by mksrcinfo v8
-# Mon Jul 11 19:52:30 UTC 2016
 pkgbase = elm-platform
 	pkgdesc = Bundle of all core development tools for the Elm language.
 	pkgver = 0.17.1
-	pkgrel = 1
+	pkgrel = 2
 	url = http://elm-lang.org
 	arch = i686
 	arch = x86_64
@@ -20,11 +18,13 @@ pkgbase = elm-platform
 	source = elm-make-0.17.1.zip::https://github.com/elm-lang/elm-make/archive/0.17.1.zip
 	source = elm-reactor-0.17.1.zip::https://github.com/elm-lang/elm-reactor/archive/0.17.1.zip
 	source = elm-repl-0.17.1.zip::https://github.com/elm-lang/elm-repl/archive/0.17.1.zip
+	source = https://github.com/elm-lang/elm-compiler/pull/1431.patch
 	sha256sums = 3daed1d5099e539945ed2c92cc37c46efed48b32e0adeb37e81788bf400dbd98
 	sha256sums = fbf34165dc22c1cc8b39750900d6c8644e7d7916377fffb6ddc2ea2eef263637
 	sha256sums = b948c211e893003e5d55f9ecb2fee8bb44b8d3e04bf778764952d8fd908766b3
 	sha256sums = b82e9e3220c5edc85321c0d9e524c237e4f2bed61b746e6bfb95af1fb1a53daa
 	sha256sums = 4f32cd19ae6e85a56703723eb5ba23012109c1571e59c37465eddcfe92d8734b
+	sha256sums = 4f11e645b4190eb3b0cbea7c641d4b28b307b811889f3b8206f45f6e53a5575b
 
 pkgname = elm-platform
 
diff --git a/PKGBUILD b/PKGBUILD
index e3d3409..f2659d9 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -1,7 +1,7 @@
 # Maintainer: Lukas Werling <[email protected]>
 pkgname=elm-platform
 pkgver=0.17.1
-pkgrel=1
+pkgrel=2
 pkgdesc="Bundle of all core development tools for the Elm language."
 arch=('i686' 'x86_64')
 url="http://elm-lang.org"
@@ -15,18 +15,25 @@ source=(
   elm-make-${pkgver}.zip::https://github.com/elm-lang/elm-make/archive/${pkgver}.zip
   elm-reactor-${pkgver}.zip::https://github.com/elm-lang/elm-reactor/archive/${pkgver}.zip
   elm-repl-${pkgver}.zip::https://github.com/elm-lang/elm-repl/archive/${pkgver}.zip
+  https://github.com/elm-lang/elm-compiler/pull/1431.patch
 )
 sha256sums=('3daed1d5099e539945ed2c92cc37c46efed48b32e0adeb37e81788bf400dbd98'
             'fbf34165dc22c1cc8b39750900d6c8644e7d7916377fffb6ddc2ea2eef263637'
             'b948c211e893003e5d55f9ecb2fee8bb44b8d3e04bf778764952d8fd908766b3'
             'b82e9e3220c5edc85321c0d9e524c237e4f2bed61b746e6bfb95af1fb1a53daa'
-            '4f32cd19ae6e85a56703723eb5ba23012109c1571e59c37465eddcfe92d8734b')
+            '4f32cd19ae6e85a56703723eb5ba23012109c1571e59c37465eddcfe92d8734b'
+            '4f11e645b4190eb3b0cbea7c641d4b28b307b811889f3b8206f45f6e53a5575b')
 
 prepare() {
   cd "$srcdir"
 
   # This is currently necessary to build with GHC 8, see https://github.com/elm-lang/elm-compiler/issues/1397
   echo 'allow-newer: aeson,base,HTTP,time,transformers' > cabal.config
+
+  # GHC 8 compat
+  # https://github.com/Homebrew/homebrew-core/blob/8e62a010dbaf0f9626daa2cfae5d2aeea01a65ee/Formula/elm.rb#L43
+  cd elm-compiler-${pkgver}
+  patch -p1 < "$srcdir"/1431.patch
 }
 
 # This does not actually use the build script in the elm-lang/elm-platform
-- 
2.9.0