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Fix crash when error()ing an invalid value

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See #337 for details.
This commit is contained in:
number Zero 2017-05-08 17:33:05 +03:00
parent f9ebbdc0fb
commit 564bdc2d9b
1 changed files with 1 additions and 1 deletions
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mesecons_luacontroller/init.lua
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@ -478,7 +478,7 @@ local function reset_meta(pos, code, errmsg)
local meta = minetest.get_meta(pos)
meta:set_string("code", code)
code = minetest.formspec_escape(code or "")
errmsg = minetest.formspec_escape(errmsg or "")
errmsg = minetest.formspec_escape(tostring(errmsg or ""))
meta:set_string("formspec", "size[12,10]"..
"background[-0.2,-0.25;12.4,10.75;jeija_luac_background.png]"..
"textarea[0.2,0.2;12.2,9.5;code;;"..code.."]"..