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local vm = require 'vm.vm'
local guide = require 'parser.guide'
local util = require 'utility'
local await = require 'await'
local function getRefs(source, deep)
local results = {}
local lock = vm.lock('eachRef', source)
if not lock then
return results
end
await.delay()
local clock = os.clock()
local myResults, count = guide.requestReference(source, vm.interface, deep)
if DEVELOP and os.clock() - clock > 0.1 then
log.warn('requestReference', count, os.clock() - clock, guide.getUri(source), util.dump(source, { deep = 1 }))
end
vm.mergeResults(results, myResults)
lock()
return results
end
function vm.getRefs(source, deep)
if ALL_DEEP then
deep = 'deep'
end
if guide.isGlobal(source) then
local name = guide.getKeyName(source)
local cache = vm.getCache('eachRefOfGlobal')[name]
or vm.getCache('eachRef')[source]
or getRefs(source, 'deep')
vm.getCache('eachRefOfGlobal')[name] = cache
vm.getCache('eachRef')[source] = cache
return cache
else
local cache = vm.getCache('eachRef')[source]
or getRefs(source, deep)
if deep then
vm.getCache('eachRef')[source] = cache
end
return cache
end
end
function vm.eachRef(source, callback)
local results = vm.getRefs(source)
for i = 1, #results do
callback(results[i])
end
end
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