fix(completion): use args table instead of args string to parse snippet

For now, we parse the `@param f fun(a: any, b: any)` as two placeholders instead of one.
BTW, use table have a slightly better performance than spliting args string.

1 files changed, 18 insertions, 0 deletions

diff --git a/test/completion/common.lua b/test/completion/common.lua
index 6543e5f6..58b27fe7 100644
--- a/test/completion/common.lua
+++ b/test/completion/common.lua
@@ -2480,6 +2480,24 @@ foo<??>
         insertText = 'foo(${1:a?: any}, ${2:b: any})',
     },
 }
+
+TEST [[
+---@param f fun(a: any, b: any)
+local function foo(f) end
+foo<??>
+]]
+{
+    {
+        label = 'foo(f)',
+        kind  = define.CompletionItemKind.Function,
+        insertText = 'foo',
+    },
+    {
+        label = 'foo(f)',
+        kind  = define.CompletionItemKind.Snippet,
+        insertText = 'foo(${1:f: fun(a: any, b: any)})',
+    },
+}
 Cared['insertText'] = false
 
 TEST [[