Add experimental modlib.minetest.get_mod_load_order

This commit is contained in:
Lars Mueller 2021-08-29 11:31:45 +02:00
parent a14fa1143d
commit e176eac677

@ -298,3 +298,37 @@ function get_mod_info()
return mod_info return mod_info
end end
--! experimental
function get_mod_load_order()
local mod_info = get_mod_info()
local mod_load_order = {}
-- If there are circular soft dependencies, it is possible that a mod is loaded, but not in the right order
-- TODO somehow maximize the number of soft dependencies fulfilled in case of circular soft dependencies
local function load(mod)
if mod.status == "loaded" then
return true
end
if mod.status == "loading" then
return false
end
-- TODO soft/vs hard loading status, reset?
mod.status = "loading"
-- Try hard dependencies first. These must be fulfilled.
for depend in pairs(mod.depends) do
if not load(mod_info[depend]) then
return false
end
end
-- Now, try soft dependencies.
for depend in pairs(mod.optional_depends) do
load(mod_info[depend])
end
mod.status = "loaded"
table.insert(mod_load_order, mod)
return true
end
for _, mod in pairs(mod_info) do
assert(load(mod))
end
return mod_load_order
end