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local files = require 'files'
local vm = require 'vm'
local lang = require 'language'
local guide = require 'parser.guide'
local await = require 'await'
local hname = require 'core.hover.name'
local skipCheckClass = {
['unknown'] = true,
['any'] = true,
['table'] = true,
}
---@async
return function (uri, callback)
local ast = files.getState(uri)
if not ast then
return
end
---@async
local function checkInjectField(src)
await.delay()
local node = src.node
if not node then
return
end
local ok
for view in vm.getInfer(node):eachView(uri) do
if skipCheckClass[view] then
return
end
ok = true
end
if not ok then
return
end
local isExact
local class = vm.getDefinedClass(uri, node)
if class then
for _, doc in ipairs(class:getSets(uri)) do
if vm.docHasAttr(doc, 'exact') then
isExact = true
break
end
end
if not isExact then
return
end
if src.type == 'setmethod'
and not guide.getSelfNode(node) then
return
end
end
for _, def in ipairs(vm.getDefs(src)) do
local dnode = def.node
if dnode
and not isExact
and vm.getDefinedClass(uri, dnode) then
return
end
if def.type == 'doc.type.field' then
return
end
if def.type == 'doc.field' then
return
end
end
local howToFix = ''
if not isExact then
howToFix = lang.script('DIAG_INJECT_FIELD_FIX_CLASS', {
node = hname(node),
fix = '---@class',
})
for _, ndef in ipairs(vm.getDefs(node)) do
if ndef.type == 'doc.type.table' then
howToFix = lang.script('DIAG_INJECT_FIELD_FIX_TABLE', {
fix = '[any]: any',
})
break
end
end
end
local message = lang.script('DIAG_INJECT_FIELD', {
class = vm.getInfer(node):view(uri),
field = guide.getKeyName(src),
fix = howToFix,
})
if src.type == 'setfield' and src.field then
callback {
start = src.field.start,
finish = src.field.finish,
message = message,
}
elseif src.type == 'setmethod' and src.method then
callback {
start = src.method.start,
finish = src.method.finish,
message = message,
}
end
end
guide.eachSourceType(ast.ast, 'setfield', checkInjectField)
guide.eachSourceType(ast.ast, 'setmethod', checkInjectField)
---@async
local function checkExtraTableField(src)
await.delay()
if not src.bindSource then
return
end
if not vm.docHasAttr(src, 'exact') then
return
end
local value = src.bindSource.value
if not value or value.type ~= 'table' then
return
end
for _, field in ipairs(value) do
local defs = vm.getDefs(field)
for _, def in ipairs(defs) do
if def.type == 'doc.field' then
goto nextField
end
end
local message = lang.script('DIAG_INJECT_FIELD', {
class = vm.getInfer(src):view(uri),
field = guide.getKeyName(src),
fix = '',
})
callback {
start = field.start,
finish = field.finish,
message = message,
}
::nextField::
end
end
guide.eachSourceType(ast.ast, 'doc.class', checkExtraTableField)
end
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