From 4ca61ec457822dd14966afa0752340ae8ce180a1 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, 20 Nov 2020 21:57:09 +0800
Subject: no longer beta

---
 script/core/diagnostics/undefined-doc-param.lua | 52 +++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 script/core/diagnostics/undefined-doc-param.lua

(limited to 'script/core/diagnostics/undefined-doc-param.lua')

diff --git a/script/core/diagnostics/undefined-doc-param.lua b/script/core/diagnostics/undefined-doc-param.lua
new file mode 100644
index 00000000..af3e07bc
--- /dev/null
+++ b/script/core/diagnostics/undefined-doc-param.lua
@@ -0,0 +1,52 @@
+local files   = require 'files'
+local guide   = require 'parser.guide'
+local lang    = require 'language'
+local define  = require 'proto.define'
+local vm      = require 'vm'
+
+local function hasParamName(func, name)
+    if not func.args then
+        return false
+    end
+    for _, arg in ipairs(func.args) do
+        if arg[1] == name then
+            return true
+        end
+    end
+    return false
+end
+
+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.param' then
+            goto CONTINUE
+        end
+        local binds = doc.bindSources
+        if not binds then
+            goto CONTINUE
+        end
+        local param = doc.param
+        local name = param[1]
+        for _, source in ipairs(binds) do
+            if source.type == 'function' then
+                if not hasParamName(source, name) then
+                    callback {
+                        start   = param.start,
+                        finish  = param.finish,
+                        message = lang.script('DIAG_UNDEFINED_DOC_PARAM', name)
+                    }
+                end
+            end
+        end
+        ::CONTINUE::
+    end
+end
-- 
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