Create modutils.lua

This commit is contained in:
Rui 2016-11-05 19:25:35 +09:00 committed by GitHub
parent 66c935c91c
commit 39d3d1a615

42
modutils.lua Normal file

@ -0,0 +1,42 @@
local modutils = {}
local function check_depend(this, modname)
local depends = this.depends
if depends[modname] then
return true
else
return false
end
end
function modutils.get_depend_checker(modname)
-- Definition of returning object attributes
local this = { }
this.modname = modname
this.depends = {} -- depends.txt parsed
this.check_depend = check_depend -- method
-- get module path
local modpath = minetest.get_modpath(modname)
if not modpath then
return nil -- module not found
end
-- read the depends file
local dependsfile = io.open(modpath .. "/depends.txt")
if not dependsfile then
return nil
end
-- parse the depends file
for line in dependsfile:lines() do
if line:sub(-1) == "?" then
line = line:sub(1, -2)
end
this.depends[line] = true
end
return this
end
return modutils