feat(renderer): add ability to set git icons in signcolumn (#1242)

lua/nvim-tree/renderer/init.lua

@@ -17,11 +17,14 @@ local M = {
 
 local namespace_id = api.nvim_create_namespace "NvimTreeHighlights"
 
-local function _draw(bufnr, lines, hl)
+local function _draw(bufnr, lines, hl, signs)
   api.nvim_buf_set_option(bufnr, "modifiable", true)
   api.nvim_buf_set_lines(bufnr, 0, -1, false, lines)
   M.render_hl(bufnr, hl)
   api.nvim_buf_set_option(bufnr, "modifiable", false)
+  for _, sign in pairs(signs) do
+    vim.fn.sign_place(0, git.SIGN_GROUP, sign.sign, bufnr, { lnum = sign.lnum, priority = 1 })
+  end
 end
 
 function M.render_hl(bufnr, hl)
@@ -71,10 +74,11 @@ function M.draw()
   git.reload()
 
   local lines, hl
+  local signs = {}
   if view.is_help_ui() then
     lines, hl = help.compute_lines()
   else
-    lines, hl = Builder.new(core.get_cwd())
+    lines, hl, signs = Builder.new(core.get_cwd())
       :configure_initial_depth(should_show_arrows())
       :configure_root_modifier(vim.g.nvim_tree_root_folder_modifier)
       :configure_trailing_slash(vim.g.nvim_tree_add_trailing == 1)
@@ -88,7 +92,8 @@ function M.draw()
       :unwrap()
   end
 
-  _draw(bufnr, lines, hl)
+  _draw(bufnr, lines, hl, signs)
+
   M.last_highlights = hl
 
   if cursor and #lines >= cursor[1] then
@@ -111,6 +116,7 @@ function M.setup(opts)
   }
 
   _padding.setup(opts)
+  git.setup_signs()
 end
 
 return M