check nil

fix #1978
LuaLS · Mar 9, 2023 · 765c926 · 765c926
1 parent b660030
commit 765c926
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diff --git a/changelog.md b/changelog.md
@@ -9,6 +9,7 @@
 * `FIX` [#1924]
 * `FIX` [#1928]
 * `FIX` [#1945]
+* `FIX` [#1978]
 
 [#1715]: https://github.com/LuaLS/lua-language-server/issues/1715
 [#1753]: https://github.com/LuaLS/lua-language-server/issues/1753
@@ -17,6 +18,7 @@
 [#1924]: https://github.com/LuaLS/lua-language-server/issues/1924
 [#1928]: https://github.com/LuaLS/lua-language-server/issues/1928
 [#1945]: https://github.com/LuaLS/lua-language-server/issues/1945
+[#1978]: https://github.com/LuaLS/lua-language-server/issues/1978
 
 ## 3.6.13
 `2023-3-2`

diff --git a/script/core/completion/auto-require.lua b/script/core/completion/auto-require.lua
@@ -56,9 +56,12 @@ function m.check(state, word, position, callback)
                     : gsub("(%p)", "%%%1")
                     : gsub("%%%?", "(.-)")
 
-                stemName = relativePath
-                    : match(pattern)
-                    : match("[%a_][%w_]*$")
+                local stemPath = relativePath:match(pattern)
+                if not stemPath then
+                    goto INNER_CONTINUE
+                end
+
+                stemName = stemPath:match("[%a_][%w_]*$")
 
                 if not stemName or testedStem[stemName] then
                     goto INNER_CONTINUE