From 86dcb1a7e5eed8cf2e1b7109b4c0debf6967c485 Mon Sep 17 00:00:00 2001
From: fesily <fesil@foxmail.com>
Date: Fri, 12 May 2023 15:19:09 +0800
Subject: link server by plugin

---
 script/plugins/ffi/cdefRerence.lua | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 script/plugins/ffi/cdefRerence.lua

(limited to 'script/plugins/ffi/cdefRerence.lua')

diff --git a/script/plugins/ffi/cdefRerence.lua b/script/plugins/ffi/cdefRerence.lua
new file mode 100644
index 00000000..819a0dd1
--- /dev/null
+++ b/script/plugins/ffi/cdefRerence.lua
@@ -0,0 +1,37 @@
+local files     = require 'files'
+local guide     = require 'parser.guide'
+local vm        = require 'vm'
+local reference = require 'core.reference'
+local find      = string.find
+local remove    = table.remove
+
+local function getCdefSourcePosition(ffi_state)
+    local cdef_position = ffi_state.ast.returns[1][1]
+    local source = vm.getFields(cdef_position)
+    for index, value in ipairs(source) do
+        local name = guide.getKeyName(value)
+        if name == 'cdef' then
+            return value.field.start
+        end
+    end
+end
+
+---@async
+return function ()
+    local ffi_state
+    for uri in files.eachFile() do
+        if find(uri, "/ffi.lua", 0, true) then
+            ffi_state = files.getState(uri)
+            break
+        end
+    end
+    if ffi_state then
+        local res = reference(ffi_state.uri, getCdefSourcePosition(ffi_state), true)
+        if res then
+            if res[1].uri == ffi_state.uri then
+                remove(res, 1)
+            end
+            return res
+        end
+    end
+end
-- 
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