因为自动配对括号，正常语法也要尝试参数提示

4 files changed, 19 insertions, 9 deletions

diff --git a/server/src/matcher/signature.lua b/server/src/matcher/signature.lua
index 60316a5f..159fde80 100644
--- a/server/src/matcher/signature.lua
+++ b/server/src/matcher/signature.lua
@@ -20,7 +20,7 @@ end
 local function findDirtyCall(vm, pos)
     local results = {}
     for _, call in ipairs(vm.results.calls) do
-        if call.args.dirty and isContainPos(call.args, pos) then
+        if isContainPos(call.args, pos) then
             local n = findArgCount(call.args, pos)
             results[#results+1] = {
                 func = call.func,
@@ -45,8 +45,12 @@ return function (vm, pos)
     end
 
     local hovers = {}
-    for i, call in ipairs(calls) do
-        hovers[i] = hover(call.var, call.source, nil, call.select)
+    for _, call in ipairs(calls) do
+        hovers[#hovers+1] = hover(call.var, call.source, nil, call.select)
+    end
+
+    if #hovers == 0 then
+        return nil
     end
 
     return hovers
diff --git a/server/src/parser/ast.lua b/server/src/parser/ast.lua
index 0b3e369a..45a0cbee 100644
--- a/server/src/parser/ast.lua
+++ b/server/src/parser/ast.lua
@@ -119,10 +119,6 @@ local defs = {
         }
         return obj
     end,
-    DirtyCall = function (obj)
-        obj.dirty = true
-        return obj
-    end,
     Binary = function (...)
         local e1, op = ...
         if not op then
diff --git a/server/src/parser/grammar.lua b/server/src/parser/grammar.lua
index d7464e5b..942c23fc 100644
--- a/server/src/parser/grammar.lua
+++ b/server/src/parser/grammar.lua
@@ -268,8 +268,7 @@ Suffix      <-  DOT MustName
             /   Sp ({} Table {}) -> Call
             /   Sp ({} String {}) -> Call
             /   BL Exp -> Index BR
-            /   Sp ({} PL ExpList PR {}) -> Call
-            /   Sp ({} PL ExpList    {}) -> Call -> DirtyCall
+            /   Sp ({} PL ExpList PR? {}) -> Call
 
 DirtyExp    <-  Exp / DirtyName
 ExpList     <-  (COMMA DirtyExp)+
diff --git a/server/test/signature/init.lua b/server/test/signature/init.lua
index 855ffa24..0c343384 100644
--- a/server/test/signature/init.lua
+++ b/server/test/signature/init.lua
@@ -33,3 +33,14 @@ x(@
     label = "function x(a: any, b: any)",
     arg = 'a: any'
 }
+
+TEST [[
+local function x(a, b)
+end
+
+x(@)
+]]
+{
+    label = "function x(a: any, b: any)",
+    arg = 'a: any'
+}