From adfe94b9fcf04cc52032467d8970aaf9cd4ea6dc Mon Sep 17 00:00:00 2001 From: "Kartik K. Agaram" Date: Mon, 4 Sep 2023 00:33:27 -0700 Subject: [PATCH] switch to source editor on error If we're already in source editor we'll quit as before. It's ugly that app.lua now knows about run.lua. But it's a start. --- app.lua | 21 ++++++++++++++++++--- 1 file changed, 18 insertions(+), 3 deletions(-) diff --git a/app.lua b/app.lua index da43889..b520077 100644 --- a/app.lua +++ b/app.lua @@ -2,6 +2,7 @@ -- -- Most apps can just use the default shown in https://love2d.org/wiki/love.run, -- but we need to override it to: +-- * recover from errors (by switching to the source editor) -- * run all tests (functions starting with 'test_') on startup, and -- * save some state that makes it possible to switch between the main app -- and a source editor, while giving each the illusion of complete @@ -24,22 +25,36 @@ function love.run() return a or 0 end end - love.handlers[name](a,b,c,d,e,f) + xpcall(function() love.handlers[name](a,b,c,d,e,f) end, handle_error) end end dt = love.timer.step() - App.update(dt) + xpcall(function() App.update(dt) end, handle_error) love.graphics.origin() love.graphics.clear(love.graphics.getBackgroundColor()) - App.draw() + xpcall(App.draw, handle_error) love.graphics.present() love.timer.sleep(0.001) end end +function handle_error(err) + Error_message = debug.traceback('Error: ' .. tostring(err), --[[stack frame]]2):gsub('\n[^\n]+$', '') + print(Error_message) + if Current_app == 'run' then + Settings.current_app = 'source' + love.filesystem.write('config', json.encode(Settings)) + load_file_from_source_or_save_directory('main.lua') + App.undo_initialize() + App.run_tests_and_initialize() + else + love.event.quit() + end +end + -- The rest of this file wraps around various LÖVE primitives to support -- automated tests. Often tests will run with a fake version of a primitive -- that redirects to the real love.* version once we're done with tests.