From 9b39be3376aa65a5fa21a65c3b776c7ef39b7b5c Mon Sep 17 00:00:00 2001
From: Alyssa Ross <hi@alyssa.is>
Date: Mon, 6 May 2019 00:37:43 +0200
Subject: [PATCH] ruby: disable docSupport for baseruby

Even if building a Ruby with documentation, there's no reason for its
baseruby to waste time building its own documentation as well.
---
 pkgs/development/interpreters/ruby/default.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/interpreters/ruby/default.nix b/pkgs/development/interpreters/ruby/default.nix
index 6f333e13c2b..8689927a2b1 100644
--- a/pkgs/development/interpreters/ruby/default.nix
+++ b/pkgs/development/interpreters/ruby/default.nix
@@ -26,7 +26,10 @@ let
     ver = version;
     tag = ver.gitTag;
     atLeast25 = lib.versionAtLeast ver.majMin "2.5";
-    baseruby = self.override { useRailsExpress = false; };
+    baseruby = self.override {
+      useRailsExpress = false;
+      docSupport = false;
+    };
     self = lib.makeOverridable (
       { stdenv, buildPackages, lib
       , fetchurl, fetchpatch, fetchFromSavannah, fetchFromGitHub