fix runtime error

fix #2776

Author: sumneko

changelog.md

@@ -3,6 +3,9 @@
 ## Unreleased
 <!-- Add all new changes here. They will be moved under a version at release -->
 
+## 3.10.1
+* `FIX` Runtime error
+
 ## 3.10.0
 `2024-8-1`
 * `NEW` Add postfix snippet for `unpack`

script/vm/compiler.lua

@@ -578,7 +578,17 @@ local function matchCall(source)
         if call.args then
             -- clear node caches of args to allow recomputation with the type narrowed call
             for _, arg in ipairs(call.args) do
-                vm.removeNode(arg)
+                vm.setNode(arg, vm.createNode(), true)
+            end
+            for n in newNode:eachObject() do
+                if n.type == 'function'
+                or n.type == 'doc.type.function' then
+                    for i, arg in ipairs(call.args) do
+                        if n.args[i] then
+                            vm.setNode(arg, vm.compileNode(n.args[i]))
+                        end
+                    end
+                end
             end
         end
     end

test/type_inference/param_match.lua

@@ -137,3 +137,27 @@ local function f(...) end
 
 local <?r?> = f(10)
 ]]
+
+TEST 'number' [[
+---@overload fun(a: 1, c: fun(x: number))
+---@overload fun(a: 2, c: fun(x: string))
+local function f(...) end
+
+f(1, function (<?a?>) end)
+]]
+
+TEST 'string' [[
+---@overload fun(a: 1, c: fun(x: number))
+---@overload fun(a: 2, c: fun(x: string))
+local function f(...) end
+
+f(2, function (<?a?>) end)
+]]
+
+TEST 'any' [[
+---@overload fun(a: 1)
+---@overload fun(a: 2)
+local function f(...) end
+
+f(1, function (<?a?>) end)
+]]