fix: formatting autocmd queued only once

lua/cosmic/lsp/commands.lua

@@ -0,0 +1,30 @@
+local augroup_name = 'CosmicNvimLspFormat'
+local group = vim.api.nvim_create_augroup(augroup_name, { clear = true })
+local config = require('cosmic.core.user')
+
+if config.lsp.format_on_save then
+  local format_filetypes = ''
+  if vim.tbl_islist(config.lsp.format_on_save) then
+    for _, ft in pairs(config.lsp.format_on_save) do
+      format_filetypes = format_filetypes .. '*' .. ft
+    end
+  else
+    format_filetypes = '*'
+  end
+
+  vim.api.nvim_create_autocmd(string.format('BufWritePre %s', format_filetypes), {
+    callback = function()
+      vim.lsp.buf.format({
+        timeout_ms = config.lsp.format_timeout,
+        -- check user config to see if we can format on save
+        filter = function(client)
+          if config.lsp.can_client_format(client.name) then
+            return client.name
+          end
+        end,
+      })
+    end,
+    group = group,
+    nested = true,
+  })
+end

lua/cosmic/lsp/init.lua

@@ -3,6 +3,7 @@ local config = require('cosmic.core.user')
 -- set up lsp servers
 require('cosmic.lsp.providers')
 require('cosmic.lsp.diagnostics')
+require('cosmic.lsp.commands')
 
 vim.lsp.handlers['textDocument/hover'] = vim.lsp.with(vim.lsp.handlers.hover, {
   border = config.border,

lua/cosmic/lsp/providers/defaults.lua

@@ -1,10 +1,5 @@
-local config = require('cosmic.core.user')
-local augroup_name = 'CosmicNvimLspFormat'
-local group = vim.api.nvim_create_augroup(augroup_name, { clear = true })
 local M = {}
 
-local auto_format_lock = false
-
 function M.on_attach(client, bufnr)
   local function buf_set_option(...)
     vim.api.nvim_buf_set_option(bufnr, ...)
@@ -13,35 +8,6 @@ function M.on_attach(client, bufnr)
   -- Enable completion triggered by <c-x><c-o>
   buf_set_option('omnifunc', 'v:lua.vim.lsp.omnifunc')
 
-  if config.lsp.format_on_save then
-    local format_filetypes = ''
-    if vim.tbl_islist(config.lsp.format_on_save) then
-      for _, ft in pairs(config.lsp.format_on_save) do
-        format_filetypes = format_filetypes .. '*' .. ft
-      end
-    else
-      format_filetypes = '*'
-    end
-
-    vim.api.nvim_create_autocmd(string.format('BufWritePre %s', format_filetypes), {
-      callback = function()
-        vim.lsp.buf.format({
-          timeout_ms = config.lsp.format_timeout,
-          -- check user config to see if we can format on save
-          filter = function(clients)
-            return vim.tbl_filter(function(ct)
-              if config.lsp.can_client_format(ct.name) then
-                return ct.name
-              end
-            end, clients)
-          end,
-        })
-      end,
-      group = group,
-      nested = true,
-    })
-  end
-
   require('cosmic.lsp.mappings').init(client, bufnr)
 end