improve compile_commands generator

1 files changed, 6 insertions, 0 deletions

diff --git a/xmake/plugins/project/clang/compile_commands.lua b/xmake/plugins/project/clang/compile_commands.lua
index 9c25789d5..e4391a507 100644
--- a/xmake/plugins/project/clang/compile_commands.lua
+++ b/xmake/plugins/project/clang/compile_commands.lua
@@ -34,6 +34,7 @@ end
 -- https://github.com/xmake-io/xmake/issues/1050
 function _translate_arguments(arguments)
     local args = {}
+    local is_msvc = path.basename(arguments[1]):lower() == "cl"
     for _, arg in ipairs(arguments) do
         if arg:find("-isystem", 1, true) then
             arg = arg:replace("-isystem", "-I")
@@ -42,6 +43,11 @@ function _translate_arguments(arguments)
         elseif arg:find("[%-/]external:W") or arg:find("[%-/]experimental:external") then
             arg = nil
         end
+        -- @see use msvc-style flags for msvc to support language-server better
+        -- https://github.com/xmake-io/xmake/issues/1284
+        if is_msvc and arg and arg:startswith("-") then
+            arg = arg:gsub("^%-", "/")
+        end
         if arg then
             table.insert(args, arg)
         end