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local files = require 'files'
local vm = require 'vm'
local lang = require 'language'
local guide = require 'parser.guide'
local noder = require 'core.noder'
local await = require 'await'
local skipCheckClass = {
['unknown'] = true,
['any'] = true,
['table'] = true,
['nil'] = true,
['number'] = true,
['integer'] = true,
['boolean'] = true,
['function'] = true,
['userdata'] = true,
['lightuserdata'] = true,
}
---@async
return function (uri, callback)
local ast = files.getState(uri)
if not ast then
return
end
local cache = {}
---@async
local function checkUndefinedField(src)
local id = noder.getID(src)
if not id then
return
end
if cache[id] then
return
end
await.delay()
if #vm.getDefs(src) > 0 then
cache[id] = true
return
end
local node = src.node
if node then
local defs = vm.getDefs(node)
local ok
for _, def in ipairs(defs) do
if def.type == 'doc.class.name'
and not skipCheckClass[def[1]] then
ok = true
break
end
end
if not ok then
cache[id] = true
return
end
end
local message = lang.script('DIAG_UNDEF_FIELD', guide.getKeyName(src))
if src.type == 'getfield' and src.field then
callback {
start = src.field.start,
finish = src.field.finish,
message = message,
}
elseif src.type == 'getmethod' and src.method then
callback {
start = src.method.start,
finish = src.method.finish,
message = message,
}
end
end
guide.eachSourceType(ast.ast, 'getfield', checkUndefinedField)
guide.eachSourceType(ast.ast, 'getmethod', checkUndefinedField)
guide.eachSourceType(ast.ast, 'getindex', checkUndefinedField)
end
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