From 0e04e372cb118ca997f7ede59041df934cd939f1 Mon Sep 17 00:00:00 2001
From: Hisham Muhammad <hisham@gobolinux.org>
Date: Wed, 25 Jul 2018 19:23:05 -0300
Subject: cmd: do not parse assignments after --

This allows using assignments with Busted in `luarocks test`.
---
 src/luarocks/cmd.lua | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/luarocks/cmd.lua b/src/luarocks/cmd.lua
index 1a4cd0e1..2c5a3655 100644
--- a/src/luarocks/cmd.lua
+++ b/src/luarocks/cmd.lua
@@ -302,7 +302,14 @@ function cmd.run_command(description, commands, external_namespace, ...)
    local function process_arguments(...)
       local args = {...}
       local cmdline_vars = {}
-      for i = #args, 1, -1 do
+      local last = #args
+      for i = 1, #args do
+         if args[i] == "--" then
+            last = i - 1
+            break
+         end
+      end
+      for i = last, 1, -1 do
          local arg = args[i]
          if arg:match("^[^-][^=]*=") then
             local var, val = arg:match("^([A-Z_][A-Z0-9_]*)=(.*)")
-- 
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