record support for multiple versions

Dependencies

• [2] ZFLAXEIJ drop non-existent arg in callback
• [3] 4H4JTSFI mouse wheel support
• [4] 7MOX7PIK deemphasize a concern
• [5] TNRO6KLZ new live app
• [6] JIWWTY7R extract a function
• [7] 5T6SHEIT abstraction: roll forward/back
• [8] OIUPAN2W delete some debug prints
• [9] LKUW6TVD make roll_forward and roll_back more symmetric
• [10] QFFTXR7E new file-system format for freewheeling apps
• [*] UUX7J2OA prevent overriding foundational definitions
• [*] JUTECG5X bring template-live's protocol in sync with template-live-editor
• [*] OJLXS67N a prefix for metadata in the manifest

Change contents

• edit in main.lua at line 21
  [5.775]

  [5.775]
  +

  + Mode = 'version_check'

  + Supported_versions = {'11.4', '11.3', '11.2', '11.1', '11.0'} -- keep these sorted in descending order

  + Version = nil
• edit in main.lua at line 37
  [5.1040]

  [12.5]
  + local major, minor = love.getVersion()

  + Version = major..'.'..minor

  + if array.find(Supported_versions, Version) then

  + Mode = 'run'

  + end

  +
• replacement in main.lua at line 182
  [5.1811]→[5.1811:1896](∅→∅)
  − local index = table.find(app.Filenames_to_load, app.Filename[definition_name])
  [5.1811]

  [5.1917]
  + local index = array.find(app.Filenames_to_load, app.Filename[definition_name])
• edit in main.lua at line 267
  [4.1150]→[4.1150:1155](∅→∅),[4.1155]→[5.2793:2892](∅→∅),[5.32]→[5.2793:2892](∅→∅)
  − end

  −

  − function table.find(h, x)

  − for k,v in pairs(h) do

  − if v == x then

  − return k

  − end

  − end
• edit in main.lua at line 302
  [5.8572]

  [5.8572]
  + if Mode == 'version_check' then

  + love.graphics.setColor(0,0,1)

  + love.graphics.rectangle('fill', 30, 30, 1000, 80)

  + love.graphics.setColor(1,1,1)

  + love.graphics.print(("This app doesn't support version %s; please use version %s. Press any key to try it with this version anyway."):format(Version, Supported_versions[1]), 40, 40)

  + return

  + end
• edit in main.lua at line 313
  [5.8630]

  [5.8630]
  + if Mode == 'version_check' then return end
• edit in main.lua at line 323
  [5.8693]

  [5.8693]
  + if Mode == 'version_check' then return end
• edit in main.lua at line 330
  [5.8829]

  [5.8829]
  + if Mode == 'version_check' then return end
• edit in main.lua at line 335
  [5.8910]

  [5.8910]
  + if Mode == 'version_check' then return end
• edit in main.lua at line 343
  [5.9075]

  [5.9075]
  + if Mode == 'version_check' then return end
• edit in main.lua at line 352
  [5.9319]

  [5.9319]
  + if Mode == 'version_check' then return end
• edit in main.lua at line 361
  [2.42]

  [2.42]
  + if Mode == 'version_check' then

  + Mode = 'run'

  + return

  + end
• edit in main.lua at line 369
  [5.9683]

  [13.405]
  + if Mode == 'version_check' then return end
• edit in main.lua at line 374
  [5.9800]

  [13.469]
  + if Mode == 'version_check' then return end
• edit in main.lua at line 379
  [3.41]

  [3.41]
  + if Mode == 'version_check' then return end
• edit in main.lua at line 471
  [14.369]
  +

  + array = {}

  +

  + function array.find(arr, elem)

  + if type(elem) == 'function' then

  + for i,x in ipairs(arr) do

  + if elem(x) then

  + return i

  + end

  + end

  + else

  + for i,x in ipairs(arr) do

  + if x == elem then

  + return i

  + end

  + end

  + end

  + return nil

  + end