From 79bf3e605d282cdbe425eea1b5793fc97d8404da Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9C=80=E8=90=8C=E5=B0=8F=E6=B1=90?= <sumneko@hotmail.com>
Date: Thu, 26 Nov 2020 19:40:48 +0800
Subject: close #135 param comment

---
 script/core/hover/description.lua | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'script')

diff --git a/script/core/hover/description.lua b/script/core/hover/description.lua
index 0e4dd9a7..2fac0d99 100644
--- a/script/core/hover/description.lua
+++ b/script/core/hover/description.lua
@@ -198,11 +198,38 @@ local function tryDocOverloadToComment(source)
     end
 end
 
+local function tyrDocParamComment(source)
+    if source.type == 'setlocal'
+    or source.type == 'getlocal' then
+        source = source.node
+    end
+    if source.type ~= 'local' then
+        return
+    end
+    if source.parent.type ~= 'funcargs' then
+        return
+    end
+    if not source.bindDocs then
+        return
+    end
+    for _, doc in ipairs(source.bindDocs) do
+        if doc.type == 'doc.param' then
+            if doc.param[1] == source[1] then
+                if doc.comment then
+                    return doc.comment.text
+                end
+                break
+            end
+        end
+    end
+end
+
 return function (source)
     if source.type == 'string' then
         return asString(source)
     end
     return tryDocOverloadToComment(source)
         or tryDocFieldUpComment(source)
+        or tyrDocParamComment(source)
         or tryDocComment(source)
 end
-- 
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