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local util = require 'utility'
---@class vm.node.global
---@field links table<uri, { gets: table, sets: table }>
---@field setsCache parser.guide.object[]
---@field getsCache parser.guide.object[]
local mt = {}
mt.__index = mt
mt.type = 'global'
mt.name = ''
function mt:addSet(uri, source)
local link = self.links[uri]
link.sets[#link.sets+1] = source
end
function mt:addGet(uri, source)
local link = self.links[uri]
link.gets[#link.gets+1] = source
end
function mt:getSets()
if not self.setsCache then
self.setsCache = {}
for _, link in pairs(self.links) do
for _, source in ipairs(link.sets) do
self.setsCache[#self.setsCache+1] = source
end
end
end
return self.setsCache
end
function mt:getGets()
if not self.getsCache then
self.getsCache = {}
for _, link in pairs(self.links) do
for _, source in ipairs(link.gets) do
self.getsCache[#self.getsCache+1] = source
end
end
end
return self.getsCache
end
function mt:dropUri(uri)
self.links[uri] = nil
self.setsCache = nil
self.getsCache = nil
end
---@return vm.node.global
return function (name)
local global = setmetatable({
name = name,
links = util.defaultTable(function ()
return {
sets = {},
gets = {},
}
end),
}, mt)
return global
end
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