ignore varargs

if a function only has varargs and has `---@overload`, the varargs will be ignored

resolve #1641

2 files changed, 31 insertions, 1 deletions

diff --git a/script/vm/doc.lua b/script/vm/doc.lua
index 293cf5c3..b292bc3c 100644
--- a/script/vm/doc.lua
+++ b/script/vm/doc.lua
@@ -112,6 +112,13 @@ local function getDeprecated(value)
             end
         end
     end
+    if value.type == 'function' then
+        local doc = getDeprecated(value.parent)
+        if doc then
+            value._deprecated = doc
+            return doc
+        end
+    end
     value._deprecated = false
     return nil
 end
diff --git a/script/vm/function.lua b/script/vm/function.lua
index 7cde6298..8b996721 100644
--- a/script/vm/function.lua
+++ b/script/vm/function.lua
@@ -218,7 +218,7 @@ function vm.getMatchedFunctions(func, args, mark)
     local funcs = {}
     local node = vm.compileNode(func)
     for n in node:eachObject() do
-        if n.type == 'function'
+        if (n.type == 'function' and not vm.isVarargFunctionWithOverloads(n))
         or n.type == 'doc.type.function' then
             funcs[#funcs+1] = n
         end
@@ -243,3 +243,26 @@ function vm.getMatchedFunctions(func, args, mark)
         return matched
     end
 end
+
+---@param func table
+---@return boolean
+function vm.isVarargFunctionWithOverloads(func)
+    if func.type ~= 'function' then
+        return false
+    end
+    if not func.args then
+        return false
+    end
+    if func.args[1].type ~= '...' then
+        return false
+    end
+    if not func.bindDocs then
+        return false
+    end
+    for _, doc in ipairs(func.bindDocs) do
+        if doc.type == 'doc.overload' then
+            return true
+        end
+    end
+    return false
+end