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local files = require 'files'
local vm = require 'vm'
local lang = require 'language'
local guide = require 'parser.guide'
local config = require 'config'
local define = require 'proto.define'
local await = require 'await'
local noder = require 'core.noder'
return function (uri, callback)
local ast = files.getState(uri)
if not ast then
return
end
local cache = {}
guide.eachSource(ast.ast, function (src)
if src.type ~= 'getglobal'
and src.type ~= 'getfield'
and src.type ~= 'getindex'
and src.type ~= 'getmethod' then
return
end
if src.type == 'getglobal' then
local key = src[1]
if not key then
return
end
if config.get 'Lua.diagnostics.globals'[key] then
return
end
if config.get 'Lua.runtime.special'[key] then
return
end
end
local id = noder.getID(src)
if not id then
return
end
if cache[id] then
return
end
await.delay()
if not vm.isDeprecated(src, true) then
cache[id] = true
return
end
local defs = vm.getDefs(src)
local validVersions
for _, def in ipairs(defs) do
if def.bindDocs then
for _, doc in ipairs(def.bindDocs) do
if doc.type == 'doc.version' then
validVersions = vm.getValidVersions(doc)
break
end
end
end
end
local message = lang.script.DIAG_DEPRECATED
local versions
if validVersions then
versions = {}
for version, valid in pairs(validVersions) do
if valid then
versions[#versions+1] = version
end
end
table.sort(versions)
if #versions > 0 then
message = ('%s(%s)'):format(message, lang.script('DIAG_DEFINED_VERSION', table.concat(versions, '/'), config.get 'Lua.runtime.version'))
end
end
callback {
start = src.start,
finish = src.finish,
tags = { define.DiagnosticTag.Deprecated },
message = message,
data = {
versions = versions,
}
}
end)
end
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