ci: format

lua/render/health.lua

@@ -0,0 +1,42 @@
+local M = {}
+
+function M.check()
+  vim.health.start('render.nvim')
+
+  if vim.fn.has('nvim-0.10.0') == 1 then
+    vim.health.ok('Neovim 0.10.0+ detected')
+  else
+    vim.health.error('render.nvim requires Neovim 0.10.0+')
+  end
+
+  local config = require('render').get_config()
+
+  local provider_count = vim.tbl_count(config.providers)
+  if provider_count == 0 then
+    vim.health.warn('no providers configured')
+  else
+    vim.health.ok(provider_count .. ' provider(s) configured')
+  end
+
+  for name, provider in pairs(config.providers) do
+    local bin = provider.cmd[1]
+    if vim.fn.executable(bin) == 1 then
+      vim.health.ok('provider "' .. name .. '": ' .. bin .. ' found')
+    else
+      vim.health.error('provider "' .. name .. '": ' .. bin .. ' not found')
+    end
+  end
+
+  local ft_count = vim.tbl_count(config.providers_by_ft)
+  if ft_count > 0 then
+    for ft, name in pairs(config.providers_by_ft) do
+      if config.providers[name] then
+        vim.health.ok('filetype "' .. ft .. '" -> provider "' .. name .. '"')
+      else
+        vim.health.error('filetype "' .. ft .. '" maps to unknown provider "' .. name .. '"')
+      end
+    end
+  end
+end
+
+return M