1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
---@type vm
local vm = require 'vm.vm'
local guide = require 'parser.guide'
local function lookUpDocClass(source)
local infers = vm.getInfers(source, 0)
for _, infer in ipairs(infers) do
if infer.source.type == 'doc.class'
or infer.source.type == 'doc.type' then
return infer.type
end
end
end
local function getClass(source, classes, depth, deep)
local docClass = lookUpDocClass(source)
if docClass then
classes[#classes+1] = docClass
return
end
if depth > 3 then
return
end
local value = guide.getObjectValue(source) or source
if not deep then
if value and value.type == 'string' then
classes[#classes+1] = value[1]
end
else
for _, src in ipairs(vm.getDefFields(value)) do
local key = vm.getKeyName(src)
if not key then
goto CONTINUE
end
local lkey = key:lower()
if lkey == 'type'
or lkey == '__name'
or lkey == 'name'
or lkey == 'class' then
local value = guide.getObjectValue(src)
if value and value.type == 'string' then
classes[#classes+1] = value[1]
end
end
::CONTINUE::
end
end
if #classes ~= 0 then
return
end
vm.eachMeta(source, function (mt)
getClass(mt, classes, depth + 1, deep)
end)
end
function vm.getClass(source, deep)
local classes = {}
getClass(source, classes, 1, deep)
if #classes == 0 then
return nil
end
return guide.mergeTypes(classes)
end
|