feat(providers): Support independent configs for each provider to handle

Closes #58

lua/outline/providers/init.lua

@@ -3,6 +3,8 @@ local import_prefix = 'outline/providers/'
 
 ---@return outline.Provider?, table?
 function M.find_provider()
+  local configs = require('outline.config').o.providers
+
   if not M.providers then
     M.providers = vim.tbl_map(function(p)
       return import_prefix .. p
@@ -11,7 +13,7 @@ function M.find_provider()
 
   for _, path in ipairs(M.providers) do
     local provider = require(path)
-    local ok, info = provider.supports_buffer(0)
+    local ok, info = provider.supports_buffer(0, configs[provider.name])
     if ok then
       return provider, info
     end

lua/outline/providers/markdown.lua

@@ -15,9 +15,19 @@ local M = {
   name = 'markdown',
 }
 
+---@param bufnr integer
+---@param config table?
 ---@return boolean ft_is_markdown
-function M.supports_buffer(bufnr)
-  return vim.api.nvim_buf_get_option(bufnr, 'ft') == 'markdown'
+function M.supports_buffer(bufnr, config)
+  local ft = vim.api.nvim_buf_get_option(bufnr, 'ft')
+  if config and config.filetypes then
+    for _, ft_check in ipairs(config.filetypes) do
+      if ft_check == ft then
+        return true
+      end
+    end
+  end
+  return ft == "markdown"
 end
 
 -- Parses markdown files and returns a table of SymbolInformation[] which is

lua/outline/providers/norg.lua

@@ -18,7 +18,9 @@ local M = {
   ]],
 }
 
-function M.supports_buffer(bufnr)
+---@param bufnr integer
+---@param config table?
+function M.supports_buffer(bufnr, config)
   if vim.api.nvim_buf_get_option(bufnr, 'ft') ~= 'norg' then
     return false
   end