要复制一份出来

2 files changed, 17 insertions, 1 deletions

diff --git a/server/src/matcher/library.lua b/server/src/matcher/library.lua
index 19e3b8e0..f6211431 100644
--- a/server/src/matcher/library.lua
+++ b/server/src/matcher/library.lua
@@ -65,6 +65,14 @@ local function mergeSource(alllibs, name, lib)
     end
 end
 
+local function copy(t)
+    local new = {}
+    for k, v in pairs(t) do
+        new[k] = v
+    end
+    return new
+end
+
 local function insert(tbl, name, key, value)
     if not name or not key then
         return
@@ -76,7 +84,7 @@ local function insert(tbl, name, key, value)
             child = {},
         }
     end
-    tbl[name].child[key] = value
+    tbl[name].child[key] = copy(value)
 end
 
 local function mergeParent(alllibs, name, lib)
diff --git a/server/test/hover/init.lua b/server/test/hover/init.lua
index 31e604f3..a5e11a74 100644
--- a/server/test/hover/init.lua
+++ b/server/test/hover/init.lua
@@ -172,3 +172,11 @@ mode: string
    | "t"
    | "bt"
 ]=]
+
+TEST [[
+string.<?lower?>()
+]]
+[[
+function string.lower(string)
+  -> string
+]]