blob: f87815fa9cf13ca6c28896dca8c1cbb35b190c4b (
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
|
local vm = require 'vm.vm'
local guide = require 'parser.guide'
local function eachFieldOfLibrary(source, lib, results)
if not lib or lib.type ~= 'table' or not lib.child then
return
end
for _, value in pairs(lib.child) do
results[#results+1] =value
end
end
local function eachField(source)
local lib = vm.getLibrary(source)
local results = guide.requestFields(source)
eachFieldOfLibrary(source, lib, results)
return results
end
function vm.eachField(source, callback)
local cache = vm.cache.eachField[source]
if cache ~= nil then
for i = 1, #cache do
callback(cache[i])
end
return
end
local unlock = vm.lock('eachField', source)
if not unlock then
return
end
cache = eachField(source) or false
vm.cache.eachField[source] = cache
unlock()
for i = 1, #cache do
callback(cache[i])
end
end
|