1 files changed, 61 insertions, 0 deletions
diff --git a/fnl/config/lsp/handlers.fnl b/fnl/config/lsp/handlers.fnl
new file mode 100644
index 0000000..1e3785b
--- /dev/null
+++ b/fnl/config/lsp/handlers.fnl
@@ -0,0 +1,61 @@
+(module config.lsp.handlers {autoload {util util nvim aniseed.nvim}})
+
+(def- signs [{:name :DiagnosticSignError :text ""}
+             {:name :DiagnosticSignWarn :text ""}
+             {:name :DiagnosticSignHint :text ""}
+             {:name :DiagnosticSignInfo :text ""}])
+
+(defn- apply-signs [] (each [_ sign (ipairs signs)]
+                        (vim.fn.sign_define sign.name
+                                            {:texthl sign.name
+                                             :text sign.text
+                                             :numhl ""})))
+
+(def- config {:virtual_text false
+              :signs {:active signs}
+              :update_in_insert true
+              :underline true
+              :severity_sort true
+              :float {:focusable false
+                      :style :minimal
+                      :border :rounded
+                      :source :always
+                      :header ""
+                      :prefix ""}})
+
+(defn setup [] (apply-signs) (vim.diagnostic.config config)
+      (set vim.lsp.handlers.textDocument/hover
+           (vim.lsp.with {:border :rounded}))
+      (set vim.lsp.handlers.textDocument/signatureHelp
+           (vim.lsp.with vim.lsp.handlers.signature_help {:border :rounded})))
+
+(defn- lsp-keymaps [bufnr]
+       (let [opts {:noremap true :silent true}]
+         (nvim.buf_set_keymap bufnr :n :gD
+                              "<cmd>lua vim.lsp.buf.declaration()<CR>" opts)
+         (nvim.buf_set_keymap bufnr :n :gd
+                              "<cmd>lua vim.lsp.buf.definition()<CR>" opts)
+         (nvim.buf_set_keymap bufnr :n :K "<cmd>lua vim.lsp.buf.hover()<CR>"
+                              opts)
+         (nvim.buf_set_keymap bufnr :n :gI
+                              "<cmd>lua vim.lsp.buf.implementation()<CR>" opts)
+         (nvim.buf_set_keymap bufnr :n :gr
+                              "<cmd>lua vim.lsp.buf.references()<CR>" opts)
+         (nvim.buf_set_keymap bufnr :n :gl
+                              "<cmd>lua vim.diagnostic.open_float()<CR>" opts)
+         (nvim.buf_set_keymap bufnr :n :<leader>q
+                              "<cmd>lua vim.diagnostic.setloclist()<CR>" opts)))
+
+(defn on-attach [client bufnr] (if (= client.name :html)
+                                   (set client.resolved_capabilities.document_formatting
+                                        false))
+      (lsp-keymaps bufnr))
+
+(defn capabilities [] (let [capabilities (vim.lsp.protocol.make_client_capabilities)]
+                        (set capabilities.textDocument.completion.completionItem.snippetSupport
+                             true)
+                        (let [cmp-nvim-lsp (util.load-plugin :cmp_nvim_lsp)]
+                          (cmp-nvim-lsp.update_capabilities capabilities))
+                        capabilities))
+
+(setup)