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local guide = require 'parser.guide'
local m = {}
function m:def(source, callback)
-- _ENV
local key = guide.getKeyName(source)
self:eachField(source.node, key, function (src, mode)
if mode == 'set' then
callback(src, mode)
end
end)
self:eachSpecial(function (name, src)
if name == '_G' then
local parent = src.parent
if guide.getKeyName(parent) == key then
self:childDef(parent, callback)
end
elseif name == 'rawset' then
local t, k = self:callArgOf(src.parent)
if self:getSpecialName(t) == '_G'
and guide.getKeyName(k) == key then
callback(src.parent, 'set')
end
end
end)
end
function m:ref(source, callback)
-- _ENV
local key = guide.getKeyName(source)
self:eachField(source.node, key, function (src, mode)
if mode == 'set' or mode == 'get' then
callback(src, mode)
end
end)
self:eachSpecial(function (name, src)
if name == '_G' then
local parent = src.parent
if guide.getKeyName(parent) == key then
self:childRef(parent, callback)
end
elseif name == 'rawset' then
local t, k = self:callArgOf(src.parent)
if self:getSpecialName(t) == '_G'
and guide.getKeyName(k) == key then
callback(src.parent, 'set')
end
elseif name == 'rawget' then
local t, k = self:callArgOf(src.parent)
if self:getSpecialName(t) == '_G'
and guide.getKeyName(k) == key then
callback(src.parent, 'get')
end
end
end)
end
function m:field(source, key, callback)
local global = guide.getKeyName(source)
self:eachField(source.node, global, function (src, mode)
if mode == 'get' then
local parent = src.parent
if key == guide.getKeyName(parent) then
self:childRef(parent, callback)
end
end
end)
end
return m
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