4 files changed, 103 insertions, 22 deletions
diff --git a/server-beta/src/searcher/eachRef.lua b/server-beta/src/searcher/eachRef.lua
index 970334bd..fedfdfd6 100644
--- a/server-beta/src/searcher/eachRef.lua
+++ b/server-beta/src/searcher/eachRef.lua
@@ -81,6 +81,31 @@ local function ofLocal(searcher, loc, callback)
     if loc.value then
         ofValue(searcher, loc.value, callback)
     end
+    if loc.tag == '_ENV' then
+        for _, ref in ipairs(loc.ref) do
+            if ref.type == 'getlocal' then
+                local parent = ref.parent
+                if parent.type == 'getfield'
+                or parent.type == 'getindex' then
+                    if guide.getKeyName(parent) == 's|_G' then
+                        callback {
+                            searcher = searcher,
+                            source   = parent,
+                            mode     = 'get',
+                        }
+                    end
+                end
+            elseif ref.type == 'getglobal' then
+                if guide.getKeyName(ref) == 's|_G' then
+                    callback {
+                        searcher = searcher,
+                        source   = ref,
+                        mode     = 'get',
+                    }
+                end
+            end
+        end
+    end
 end
 
 local function checkField(key, info, callback)
diff --git a/server-beta/src/searcher/getValue.lua b/server-beta/src/searcher/getValue.lua
deleted file mode 100644
index 70e10bef..00000000
--- a/server-beta/src/searcher/getValue.lua
+++ /dev/null
@@ -1,2 +0,0 @@
-return function (searcher, source)
-end
diff --git a/server-beta/src/searcher/init.lua b/server-beta/src/searcher/init.lua
index 054067d7..4796be16 100644
--- a/server-beta/src/searcher/init.lua
+++ b/server-beta/src/searcher/init.lua
@@ -1,9 +1,8 @@
-local guide    = require 'parser.guide'
-local files    = require 'files'
-local util     = require 'utility'
-local getValue = require 'searcher.getValue'
-local getField = require 'searcher.getField'
-local eachRef  = require 'searcher.eachRef'
+local guide     = require 'parser.guide'
+local files     = require 'files'
+local util      = require 'utility'
+local getField  = require 'searcher.getField'
+local eachRef   = require 'searcher.eachRef'
 local eachField = require 'searcher.eachField'
 
 local setmetatable = setmetatable
@@ -36,17 +35,6 @@ function mt:lock(tp, source)
     end)
 end
 
---- 获取关联的值
----@param source table
----@return value table
-function mt:getValue(source)
-    local lock <close> = self:lock('getValue', source)
-    if not lock then
-        return nil
-    end
-    return getValue(self, source)
-end
-
 --- 获取关联的field
 ---@param source table
 ---@return table field
@@ -108,6 +96,75 @@ function mt:eachField(source, callback)
     end)
 end
 
+--- 获取特殊对象的名字
+function mt:getSpecialName(source)
+    local spName = self.cache.specialName[source]
+    if spName ~= nil then
+        if spName then
+            return spName
+        end
+        return nil
+    end
+    local function getName(info)
+        local src = info.source
+        if src.type == 'getglobal' then
+            local node = src.node
+            if node.tag ~= '_ENV' then
+                return nil
+            end
+            local name = guide.getKeyName(src)
+            if name:sub(1, 2) ~= 's|' then
+                return nil
+            end
+            spName = name:sub(3)
+            if not specials[spName] then
+                spName = nil
+            end
+        elseif src.type == 'local' then
+            if src.tag == '_ENV' then
+                spName = '_G'
+            end
+        elseif src.type == 'getlocal' then
+            local loc = src.loc
+            if loc.tag == '_ENV' then
+                spName = '_G'
+            end
+        end
+    end
+    self:eachRef(source, getName)
+    self.cache.specialName[source] = spName or false
+    return spName
+end
+
+--- 遍历特殊对象
+---@param callback fun(name:string, source:table)
+function mt:eachSpecial(callback)
+    local cache = self.cache.specials
+    if cache then
+        for i = 1, #cache do
+            callback(cache[i][1], cache[i][2])
+        end
+        return
+    end
+    cache = {}
+    self.cache.specials = cache
+    guide.eachSource(self.ast, function (source)
+        if source.type == 'getlocal'
+        or source.type == 'getglobal'
+        or source.type == 'local'
+        or source.type == 'field'
+        or source.type == 'string' then
+            local name = self:getSpecialName(source)
+            if name then
+                cache[#cache+1] = { name, source }
+            end
+        end
+    end)
+    for i = 1, #cache do
+        callback(cache[i][1], cache[i][2])
+    end
+end
+
 ---@class engineer
 local m = {}
 
@@ -120,11 +177,12 @@ function m.create(uri)
         ast  = ast.ast,
         uri  = uri,
         cache = {
-            eachRef   = {},
-            eachField = {},
+            eachRef     = {},
+            eachField   = {},
+            specialName = {},
+            specials    = nil,
         },
         locked = {
-            getValue  = {},
             eachRef   = {},
             eachField = {},
         }
diff --git a/server-beta/src/searcher/special.lua b/server-beta/src/searcher/special.lua
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/server-beta/src/searcher/special.lua