added logging support

utils/loader.lua

@@ -0,0 +1,41 @@
+local yaml  = require("utils/yaml")
+local loader = {}
+loader.__index = loader
+
+local loaderLog = log:child("loader")
+
+function loader:new(path_or_file)
+    local c = {}
+    setmetatable(c, loader)
+    c.source = path_or_file
+    local file = love.filesystem.read(path_or_file .. "/index.yml")
+    
+    if not file then 
+        loaderLog:error("Unable to load file: %s/index.yml", path_or_file)
+    end
+
+    c.index = yaml.parse(file)
+
+    for i,v in pairs(c.index.categories) do
+        local link = love.filesystem.read(path_or_file .. "/" .. v.name .. ".yml")
+        if not link then
+            loaderLog:error("Error! Cannot find file: %s/%s.yml", path_or_file,v.name)
+        else
+            local category = yaml.parse(link)
+            c.index.categories[i].questions = category.questions
+            c.index.categories[i].global = category.global or {}
+            c.index.categories[i].cosmetics = category.cosmetics or {}
+        end
+    end
+    return c
+end
+
+function loader:getCategories()
+    return self.index.categories
+end
+
+function loader:getSettings()
+    return self.index.settings
+end
+
+return loader