Merge pull request #1178 from C3pa/fix-1173-alternate

Alternate fix for #1173

Author: sumneko

tools/love-api.lua

@@ -50,6 +50,16 @@ local function formatIndex(key)
  return ('[%q]'):format(key)
 end
 
+local function isTableOptional(tbl)
+local optional = true
+for _, field in ipairs(tbl) do
+if field.default == nil then
+optional = nil
+end
+end
+return optional
+end
+
 local buildType
 
 local function buildDocTable(tbl)
@@ -146,9 +156,10 @@ local function buildFunction(func, node, typeName)
  for _, param in ipairs(func.variants[1].arguments or {}) do
  for paramName in param.name:gmatch '[%a_][%w_]*' do
  params[#params+1] = paramName
+local optional = param.type == 'table' and isTableOptional(param.table) or (param.default ~= nil)
  text[#text+1] = ('---@param %s%s %s # %s'):format(
  paramName,
- param.default == nil and '' or '?',
+ optional and '?' or '',
  buildType(param),
  param.description
  )