blob: 4d7ef69c6d9904b22003f5147ec8208693089038 (
plain)
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
|
local vm = require 'vm.vm'
local function getClass(source, classes, deep)
if deep > 3 then
return
end
vm.eachField(source, function (src)
local key = vm.getKeyName(src)
if not key then
return
end
local lkey = key:lower()
if lkey == 's|type'
or lkey == 's|__name'
or lkey == 's|name'
or lkey == 's|class' then
if src.value and src.value.type == 'string' then
classes[#classes+1] = src.value[1]
end
end
end)
if source.value then
vm.eachField(source.value, function (src)
local key = vm.getKeyName(src)
if not key then
return
end
local lkey = key:lower()
if lkey == 's|type'
or lkey == 's|__name'
or lkey == 's|name'
or lkey == 's|class' then
if src.value and src.value.type == 'string' then
classes[#classes+1] = src.value[1]
end
end
end)
end
if #classes ~= 0 then
return
end
vm.eachMeta(source, function (mt)
getClass(mt, classes, deep + 1)
end)
if source.value then
vm.eachMeta(source.value, function (mt)
getClass(mt, classes, deep + 1)
end)
end
end
function vm.getClass(source)
local classes = {}
getClass(source, classes, 1)
if #classes == 0 then
return nil
end
return vm.mergeTypeViews(table.unpack(classes))
end
|