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local searcher = require 'searcher.searcher'
local guide = require 'parser.guide'
local library = require 'library'
local function getLibrary(source)
local name = guide.getKeyName(source)
if not name then
return
end
local sname = name:match '^s|(.+)$'
if not sname then
return
end
if searcher.isGlobal(source) then
return library.global[sname]
end
local node = source.node
if not node then
return
end
local lib
searcher.eachRef(node, function (info)
local src = info.source
if info.mode == 'get' and searcher.isGlobal(node) then
local nodeName = guide.getKeyName(src)
if not nodeName then
return
end
local sNodeName = nodeName:match '^s|(.+)$'
if not sNodeName then
return
end
local tbl = library.global[sNodeName]
if tbl then
lib = lib or tbl[sname]
end
end
end)
return lib
end
function searcher.getLibrary(source)
local cache = searcher.cache.getLibrary[source]
if cache ~= nil then
return cache
end
local unlock = searcher.lock('getLibrary', source)
if not unlock then
return
end
cache = getLibrary(source) or false
searcher.cache.getLibrary[source] = cache
unlock()
return cache
end
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