-- C/C++ -- Clangd requires compile_commands.json to work and the easiest way to generate it is to use CMake. -- How to use clangd C/C++ LSP in any project: https://gist.github.com/Strus/042a92a00070a943053006bf46912ae9 return { cmd = { "clangd", "--clang-tidy", "--header-insertion=iwyu", "--completion-style=detailed", "--function-arg-placeholders", "--fallback-style=none", }, filetypes = { "c", "cpp" }, root_markers = { ".clangd", ".clang-format", "compile_commands.json", "compile_flags.txt", ".git", }, capabilities = { textDocument = { completion = { editsNearCursor = true, }, }, offsetEncoding = { "utf-8", "utf-16" }, }, }