Don't assume lite lives at the root of the repo

data

@@ -1 +0,0 @@
-../lite/data/

editor/init.fnl

@@ -1,4 +1,4 @@
-(require :editor.lite)
+(require :vendor.lite.main)
 (local util (require :lib.util))
 (local TileView (require :editor.tileedit))
 (local MapEditView (require :editor.mapedit))

editor/lite.lua

@@ -1 +0,0 @@
-../../lite/main.lua

vendor/lite/main.lua

@@ -233,14 +233,28 @@ function system.fuzzy_match(str, ptn)
 end
 table.unpack = unpack
 
+
+PATHSEP = package.config:sub(1, 1)
 ARGS = love.arg.parseGameArguments(arg)
 VERSION = "1.11"
 PLATFORM = "love2d"
 SCALE = love.graphics.getDPIScale()
+
+local modname = ...
+local ilastdot = modname:reverse():find("%.")
+EXEDIR = modname:gsub("%.", PATHSEP)
+if ilastdot then
+    EXEDIR = EXEDIR:sub(1, (-1 - ilastdot))
+else
     EXEDIR = ""
-PATHSEP = package.config:sub(1, 1)
+end
--- love.filesystem.mount(love.filesystem.getSourceBaseDirectory(), love.filesystem.getSourceBaseDirectory())
+
-package.path = love.filesystem.getWorkingDirectory() .. '/data/?.lua;' .. love.filesystem.getWorkingDirectory() .. '/data/?/init.lua;' .. package.path
+local literoot = love.filesystem.getWorkingDirectory()
+if #EXEDIR > 0 then
+    literoot = literoot .. PATHSEP .. EXEDIR
+end
+package.path = literoot .. '/data/?/init.lua;' .. package.path
+package.path = literoot .. '/data/?.lua;' .. package.path
 
 function love.run()
     local core = require('core')