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local function isContainPos(obj, pos)
if obj.start <= pos and obj.finish + 1 >= pos then
return true
end
return false
end
local function isValidSource(source)
return source.type ~= 'simple'
end
local function findAtPos(results, pos, level)
local res = {}
for _, source in ipairs(results.sources) do
if isValidSource(source) and isContainPos(source, pos) then
res[#res+1] = {
object = source.bind,
source = source,
range = source.finish - source.start,
}
if not source.bind then
error('Miss source object')
end
end
end
if #res == 0 then
return nil
end
table.sort(res, function (a, b)
return a.range < b.range
end)
local data = res[level or 1]
if not data then
return nil
end
return data.object, data.source
end
return function (vm, pos, level)
return findAtPos(vm.results, pos, level)
end
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