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Fix [for] not working for decreasing ranges

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This commit is contained in:
Celtic Minstrel 2015-10-01 14:08:42 -04:00
parent c0384520ad
commit 281f952a08
1 changed files with 8 additions and 1 deletions
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9
data/lua/wml-tags.lua
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@ -364,7 +364,14 @@ wesnoth.wml_actions["for"] = function(cfg)
local i_var = cfg.variable or "i"
local save_i = utils.start_var_scope(i_var)
wesnoth.set_variable(i_var, first)
while wesnoth.get_variable(i_var) <= last do
local function loop_condition()
if first < last then
return wesnoth.get_variable(i_var) <= last
else
return wesnoth.get_variable(i_var) >= last
end
end
while loop_condition() do
for do_child in helper.child_range( cfg, "do" ) do
local action = utils.handle_event_commands(do_child, "loop")
if action == "break" then