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local guide = require 'parser.guide'
local checkSMT = require 'core.setmetatable'
local m = {}
function m:def(source, callback)
if source.tag ~= 'self' then
callback(source, 'local')
end
if source.ref then
for _, ref in ipairs(source.ref) do
if ref.type == 'setlocal' then
callback(ref, 'set')
end
end
end
if source.tag == 'self' then
local method = source.method
local node = method.node
self:eachDef(node, callback)
end
end
function m:ref(source, callback)
if source.tag ~= 'self' then
callback(source, 'local')
end
if source.ref then
for _, ref in ipairs(source.ref) do
if ref.type == 'setlocal' then
callback(ref, 'set')
elseif ref.type == 'getlocal' then
callback(ref, 'get')
end
end
end
if source.tag == 'self' then
local method = source.method
local node = method.node
self:eachRef(node, callback)
end
end
function m:field(source, key, callback)
local used = {}
used[source] = true
local found = false
local refs = source.ref
if refs then
for i = 1, #refs do
local ref = refs[i]
if ref.type == 'getlocal' then
used[ref] = true
local parent = ref.parent
if key == guide.getKeyName(parent) then
self:childRef(parent, function (src, mode)
callback(src, mode)
if mode == 'set' then
found = true
end
end)
end
elseif ref.type == 'getglobal' then
used[ref] = true
if key == guide.getKeyName(ref) then
-- _ENV.XXX
callback(ref, 'get')
end
elseif ref.type == 'setglobal' then
used[ref] = true
-- _ENV.XXX = XXX
if key == guide.getKeyName(ref) then
callback(ref, 'set')
found = true
end
end
end
end
if source.tag == 'self' then
local method = source.method
local node = method.node
self:eachField(node, key, function (src, mode)
callback(src, mode)
if mode == 'set' then
found = true
end
end)
end
self:eachValue(source, function (src)
if source ~= src then
self:eachField(src, key, function (src, mode)
callback(src, mode)
if mode == 'set' then
found = true
end
end)
end
end)
checkSMT(self, key, used, found, callback)
end
function m:value(source, callback)
callback(source)
local refs = source.ref
if refs then
for i = 1, #refs do
local ref = refs[i]
if ref.type == 'setlocal' then
self:eachValue(ref.value, callback)
end
end
end
if source.value then
self:eachValue(source.value, callback)
end
end
return m
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