luacheck, remove old compatibility stuff

font_api/deprecation.lua

@@ -18,7 +18,7 @@
 
 -- Deprecation
 
-function deprecated_global_table(deprecated_global_name, replacement_global_name)
+local function deprecated_global_table(deprecated_global_name, replacement_global_name)
 	assert(type(deprecated_global_name) == 'string', "deprecated_global_name should be a string.")
 	assert(type(replacement_global_name) == 'string', "replacement_global_name should be a string.")
 	assert(deprecated_global_name ~= '', "deprecated_global_name should not be empty.")

font_api/fallbacks.lua

@@ -19,6 +19,7 @@
 -- This is the unicode char fallback map. If a char is not present in
 -- font, this maps indicates which char to try to use instead next.
 
+-- luacheck: ignore
 return {
 	-- Lowercase chars
 	['a'] = 'A',	['b'] = 'B',	['c'] = 'C',	['d'] = 'D',

font_api/font.lua

@@ -212,7 +212,7 @@ end
 -- @return Texture string
 
 function Font:render(text, texturew, textureh, style)
-	local style = style or {}
+	style = style or {}
 
 	-- Split text into lines (and limit to style.lines # of lines)
 	local lines = {}
@@ -243,17 +243,17 @@ function Font:render(text, texturew, textureh, style)
 
 	y = y + (self.margintop or 0)
 
-	for _, line in pairs(lines) do
+	for _, l in pairs(lines) do
 		if style.halign == "left" then
 			x = 0
 		elseif style.halign == "right" then
-			x = texturew - line.width
+			x = texturew - l.width
 		else
-			x = (texturew - line.width) / 2
+			x = (texturew - l.width) / 2
 		end
 
-		while line.text ~= '' do
-			codepoint, line.text = self:get_next_char(line.text)
+		while l.text ~= '' do
+			codepoint, l.text = self:get_next_char(l.text)
 			if codepoint == nil then return '' end -- UTF Error
 
 			-- Add image only if it is visible (at least partly)

font_api/registry.lua

@@ -60,6 +60,7 @@ local function get_default_font()
 
 		-- If failed, chose first font
 		if default_font == nil then
+			-- luacheck: ignore 512
 			for _, font in pairs(font_api.registered_fonts) do
 				default_font = font
 				break