Rename nvim_lsp to lspconfig

1 files changed, 60 insertions, 0 deletions

diff --git a/lua/lspconfig/clangd.lua b/lua/lspconfig/clangd.lua
new file mode 100644
index 00000000..d165edbb
--- /dev/null
+++ b/lua/lspconfig/clangd.lua
@@ -0,0 +1,60 @@
+local configs = require 'lspconfig/configs'
+local util = require 'lspconfig/util'
+
+-- https://clangd.llvm.org/extensions.html#switch-between-sourceheader
+local function switch_source_header(bufnr)
+  bufnr = util.validate_bufnr(bufnr)
+  local params = { uri = vim.uri_from_bufnr(bufnr) }
+  vim.lsp.buf_request(bufnr, 'textDocument/switchSourceHeader', params, function(err, _, result)
+    if err then error(tostring(err)) end
+    if not result then print ("Corresponding file can’t be determined") return end
+    vim.api.nvim_command('edit '..vim.uri_to_fname(result))
+  end)
+end
+
+local root_pattern = util.root_pattern("compile_commands.json", "compile_flags.txt", ".git")
+configs.clangd = {
+  default_config = util.utf8_config {
+    cmd = {"clangd", "--background-index"};
+    filetypes = {"c", "cpp", "objc", "objcpp"};
+    root_dir = function(fname)
+      local filename = util.path.is_absolute(fname) and fname
+        or util.path.join(vim.loop.cwd(), fname)
+      return root_pattern(filename) or util.path.dirname(filename)
+    end;
+    capabilities = {
+      textDocument = {
+        completion = {
+          editsNearCursor = true
+        }
+      }
+    },
+  };
+  commands = {
+    ClangdSwitchSourceHeader = {
+      function()
+        switch_source_header(0)
+      end;
+      description = "Switch between source/header";
+    };
+  };
+  docs = {
+    description = [[
+https://clang.llvm.org/extra/clangd/Installation.html
+
+**NOTE:** Clang >= 9 is recommended! See [this issue for more](https://github.com/neovim/nvim-lsp/issues/23).
+
+clangd relies on a [JSON compilation database](https://clang.llvm.org/docs/JSONCompilationDatabase.html) specified
+as compile_commands.json or, for simpler projects, a compile_flags.txt.
+For details on how to automatically generate one using CMake look [here](https://cmake.org/cmake/help/latest/variable/CMAKE_EXPORT_COMPILE_COMMANDS.html).
+]];
+    default_config = {
+      root_dir = [[root_pattern("compile_commands.json", "compile_flags.txt", ".git") or dirname]];
+      on_init = [[function to handle changing offsetEncoding]];
+      capabilities = [[default capabilities, with offsetEncoding utf-8]];
+    };
+  };
+}
+
+configs.clangd.switch_source_header = switch_source_header
+-- vim:et ts=2 sw=2