[latex3-commits] [git/LaTeX3-latex3-luaotfload] new-fontloader-2012: Hotfix for fontloader bug (0495f3b)

[Marcel Fabian Krüger]

Repository : https://github.com/latex3/luaotfload
On branch  : new-fontloader-2012
Link       : https://github.com/latex3/luaotfload/commit/0495f3b84703c999799eb44b770af5d4d7ca56ba

>---------------------------------------------------------------

commit 0495f3b84703c999799eb44b770af5d4d7ca56ba
Author: Marcel Fabian Krüger <tex at 2krueger.de>
Date:   Sun Dec 27 17:13:13 2020 +0100

    Hotfix for fontloader bug


>---------------------------------------------------------------

0495f3b84703c999799eb44b770af5d4d7ca56ba
 src/luaotfload.lua | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/luaotfload.lua b/src/luaotfload.lua
index 0484171..a8ca567 100644
--- a/src/luaotfload.lua
+++ b/src/luaotfload.lua
@@ -225,7 +225,19 @@ local function dummy_loader (name)
                            name)
 end
 
-local context_environment = setmetatable({}, {__index = _G})
+local context_environment = setmetatable({}, {__index = _G, __newindex = function(t, k, v)
+    if k == 'nodes' then
+        getmetatable(t).__newindex = nil
+        setmetatable(v, {__newindex = function(_, kk, vv)
+            if kk == 'nuts' then
+                setmetatable(v, nil)
+                function vv.flush_components() end
+            end
+            return rawset(v, kk, vv)
+        end})
+    end
+    return rawset(t, k, v)
+end})
 luaotfload.fontloader = context_environment
 local function context_isolated_load(name)
     local fullname = kpse.find_file(name, 'lua')