From 5619f5aec549eb931c1c7727702afc89e6672ad9 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: Fri, 23 Oct 2020 16:46:35 +0800
Subject: =?UTF-8?q?=E6=A3=80=E6=B5=8B=E5=BE=AA=E7=8E=AFclass?=
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---
 script-beta/core/diagnostics/circle-doc-class.lua | 54 +++++++++++++++++++++++
 script-beta/proto/define.lua                      |  1 +
 2 files changed, 55 insertions(+)
 create mode 100644 script-beta/core/diagnostics/circle-doc-class.lua

(limited to 'script-beta')

diff --git a/script-beta/core/diagnostics/circle-doc-class.lua b/script-beta/core/diagnostics/circle-doc-class.lua
new file mode 100644
index 00000000..55179447
--- /dev/null
+++ b/script-beta/core/diagnostics/circle-doc-class.lua
@@ -0,0 +1,54 @@
+local files   = require 'files'
+local guide   = require 'parser.guide'
+local lang    = require 'language'
+local define  = require 'proto.define'
+local vm      = require 'vm'
+
+return function (uri, callback)
+    local state = files.getAst(uri)
+    if not state then
+        return
+    end
+
+    if not state.ast.docs then
+        return
+    end
+
+    for _, doc in ipairs(state.ast.docs) do
+        if doc.type == 'doc.class' then
+            if not doc.extends then
+                goto CONTINUE
+            end
+            local myName = guide.getName(doc)
+            local list = { doc }
+            local mark = {}
+            for i = 1, 999 do
+                local current = list[i]
+                if not current then
+                    goto CONTINUE
+                end
+                if current.extends then
+                    local newName = current.extends[1]
+                    if newName == myName then
+                        callback {
+                            start   = doc.start,
+                            finish  = doc.finish,
+                            message = lang.script('DIAG_CIRCLE_DOC_CLASS', myName)
+                        }
+                        goto CONTINUE
+                    end
+                    if not mark[newName] then
+                        mark[newName] = true
+                        local docs = vm.getDocTypes(newName)
+                        for _, otherDoc in ipairs(docs) do
+                            if otherDoc.type == 'doc.class.name' then
+                                list[#list+1] = otherDoc.parent
+                            end
+                        end
+                    end
+                end
+            end
+            ::CONTINUE::
+        end
+    end
+end
diff --git a/script-beta/proto/define.lua b/script-beta/proto/define.lua
index fdb38c6f..5d737ce1 100644
--- a/script-beta/proto/define.lua
+++ b/script-beta/proto/define.lua
@@ -132,6 +132,7 @@ m.DiagnosticDefaultSeverity = {
 
     ['duplicate-doc-class'] = 'Warning',
     ['undefined-doc-name']  = 'Warning',
+    ['circle-doc-class']    = 'Warning',
 }
 
 --- 诊断报告标签
-- 
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