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{ pkgs, haskellLib }:
with haskellLib;
let
inherit (pkgs.stdenv.hostPlatform) isDarwin;
in
self: super: {
llvmPackages = pkgs.lib.dontRecurseIntoAttrs self.ghc.llvmPackages;
# Disable GHC 9.0.x core libraries.
array = null;
base = null;
binary = null;
bytestring = null;
Cabal = null;
containers = null;
deepseq = null;
directory = null;
exceptions = null;
filepath = null;
ghc-bignum = null;
ghc-boot = null;
ghc-boot-th = null;
ghc-compact = null;
ghc-heap = null;
ghc-prim = null;
ghci = null;
haskeline = null;
hpc = null;
integer-gmp = null;
libiserv = null;
mtl = null;
parsec = null;
pretty = null;
process = null;
rts = null;
stm = null;
template-haskell = null;
# GHC only builds terminfo if it is a native compiler
terminfo = if pkgs.stdenv.hostPlatform == pkgs.stdenv.buildPlatform then null else doDistribute self.terminfo_0_4_1_6;
text = null;
time = null;
transformers = null;
unix = null;
# GHC only bundles the xhtml library if haddock is enabled, check if this is
# still the case when updating: https://gitlab.haskell.org/ghc/ghc/-/blob/0198841877f6f04269d6050892b98b5c3807ce4c/ghc.mk#L463
xhtml = if self.ghc.hasHaddock or true then null else doDistribute self.xhtml_3000_3_0_0;
# Need the Cabal-syntax-3.6.0.0 fake package for Cabal < 3.8 to allow callPackage and the constraint solver to work
Cabal-syntax = self.Cabal-syntax_3_6_0_0;
# These core package only exist for GHC >= 9.4. The best we can do is feign
# their existence to callPackages, but their is no shim for lower GHC versions.
system-cxx-std-lib = null;
# Jailbreaks & Version Updates
# For GHC < 9.4, some packages need data-array-byte as an extra dependency
primitive = addBuildDepends [ self.data-array-byte ] super.primitive;
hashable = addBuildDepends [
self.data-array-byte
self.base-orphans
] super.hashable;
hashable-time = doJailbreak super.hashable-time;
tuple = addBuildDepend self.base-orphans super.tuple;
vector-th-unbox = doJailbreak super.vector-th-unbox;
hls-cabal-plugin = super.hls-cabal-plugin.override {
Cabal-syntax = self.Cabal-syntax_3_8_1_0;
};
ormolu = self.ormolu_0_5_2_0.override {
Cabal-syntax = self.Cabal-syntax_3_8_1_0;
};
stylish-haskell = doJailbreak super.stylish-haskell_0_14_4_0;
doctest = dontCheck super.doctest;
# Apply patches from head.hackage.
language-haskell-extract = appendPatch (pkgs.fetchpatch {
url = "https://gitlab.haskell.org/ghc/head.hackage/-/raw/master/patches/language-haskell-extract-0.2.4.patch";
sha256 = "0rgzrq0513nlc1vw7nw4km4bcwn4ivxcgi33jly4a7n3c1r32v1f";
}) (doJailbreak super.language-haskell-extract);
haskell-language-server = let
# These aren't included in hackage-packages.nix because hackage2nix is configured for GHC 9.2, under which these plugins aren't supported.
# See https://github.com/NixOS/nixpkgs/pull/205902 for why we use `self.<package>.scope`
additionalDeps = with self.haskell-language-server.scope; [
(unmarkBroken hls-splice-plugin)
];
in addBuildDepends additionalDeps (disableCabalFlag "fourmolu" (super.haskell-language-server.overrideScope (lself: lsuper: {
# Needed for modern ormolu and fourmolu.
# Apply this here and not in common, because other ghc versions offer different Cabal versions.
Cabal = lself.Cabal_3_6_3_0;
hls-overloaded-record-dot-plugin = null;
hls-fourmolu-plugin = null;
})));
# Needs to use ghc-lib due to incompatible GHC
ghc-tags = doDistribute (addBuildDepend self.ghc-lib self.ghc-tags_1_5);
# This package is marked as unbuildable on GHC 9.2, so hackage2nix doesn't include any dependencies.
# See https://github.com/NixOS/nixpkgs/pull/205902 for why we use `self.<package>.scope`
hls-haddock-comments-plugin = unmarkBroken (addBuildDepends (with self.hls-haddock-comments-plugin.scope; [
ghc-exactprint ghcide hls-plugin-api hls-refactor-plugin lsp-types unordered-containers
]) super.hls-haddock-comments-plugin);
hls-tactics-plugin = unmarkBroken (addBuildDepends (with self.hls-tactics-plugin.scope; [
aeson extra fingertree generic-lens ghc-exactprint ghc-source-gen ghcide
hls-graph hls-plugin-api hls-refactor-plugin hyphenation lens lsp megaparsec
parser-combinators prettyprinter refinery retrie syb unagi-chan unordered-containers
]) super.hls-tactics-plugin);
# Test suite sometimes segfaults with GHC 9.0.1 and 9.0.2
# https://github.com/ekmett/reflection/issues/51
# https://gitlab.haskell.org/ghc/ghc/-/issues/21141
reflection = dontCheck super.reflection;
# Disable tests pending resolution of
# https://github.com/Soostone/retry/issues/71
retry = dontCheck super.retry;
ghc-api-compat = unmarkBroken super.ghc-api-compat;
# 2021-09-18: cabal2nix does not detect the need for ghc-api-compat.
hiedb = overrideCabal (old: {
libraryHaskellDepends = old.libraryHaskellDepends ++ [self.ghc-api-compat];
}) super.hiedb;
# 2021-09-18: https://github.com/haskell/haskell-language-server/issues/2206
# Restrictive upper bound on ormolu
hls-ormolu-plugin = doJailbreak super.hls-ormolu-plugin;
# https://github.com/lspitzner/butcher/issues/7
butcher = doJailbreak super.butcher;
# We use a GHC patch to support the fix for https://github.com/fpco/inline-c/issues/127
# which means that the upstream cabal file isn't allowed to add the flag.
inline-c-cpp =
(if isDarwin then appendConfigureFlags ["--ghc-option=-fcompact-unwind"] else x: x)
super.inline-c-cpp;
# 2022-05-31: weeder 2.4.* requires GHC 9.2
weeder = doDistribute self.weeder_2_3_1;
# Unnecessarily strict upper bound on lens
weeder_2_3_1 = doJailbreak (super.weeder_2_3_1.override {
# weeder < 2.6 only supports algebraic-graphs < 0.7
# We no longer have matching test deps for algebraic-graphs 0.6.1 in the set
algebraic-graphs = dontCheck self.algebraic-graphs_0_6_1;
});
# Restrictive upper bound on base and containers
sv2v = doJailbreak super.sv2v;
# Later versions only support GHC >= 9.2
ghc-exactprint = self.ghc-exactprint_0_6_4;
retrie = dontCheck self.retrie_1_1_0_0;
apply-refact = self.apply-refact_0_9_3_0;
hls-hlint-plugin = super.hls-hlint-plugin.override {
inherit (self) apply-refact;
};
# Needs OneTuple for ghc < 9.2
binary-orphans = addBuildDepends [ self.OneTuple ] super.binary-orphans;
# Requires GHC < 9.4
ghc-source-gen = doDistribute (unmarkBroken super.ghc-source-gen);
hspec-megaparsec = super.hspec-megaparsec_2_2_0;
# No instance for (Show B.Builder) arising from a use of ‘print’
http-types = dontCheck super.http-types;
}
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