fix

Author: sumneko

script/parser/newparser.lua

@@ -1749,13 +1749,13 @@ local function addDummySelf(node, call)
             parent = call,
         }
     end
-    local self = createLocal {
+    local self = {
+        type   = 'self',
         start  = node.colon.start,
         finish = node.colon.finish,
         parent = call.args,
         [1]    = 'self',
     }
-    self.type = 'self'
     tinsert(call.args, 1, self)
 end
 

script/vm/compiler.lua

@@ -731,7 +731,7 @@ local function compileLocalBase(source)
     local hasMarkParam
     if source.type == 'self' and not hasMarkDoc then
         hasMarkParam = true
-        if source.parent.parent.type == 'call' then
+        if source.parent.type == 'callargs' then
             -- obj:func(...)
             vm.setNode(source, vm.compileNode(source.parent.parent.node.node))
         else

test/type_inference/init.lua

@@ -1471,3 +1471,14 @@ TEST 'A' [[
 ---@type A
 local <?x?> = nil
 ]]
+
+TEST 'A' [[
+---@class A
+---@field b B
+local mt
+
+function mt:f()
+    self.b:x()
+    print(<?self?>)
+end
+]]