feat: function to re-open the most recent search

.luarc.json

@@ -4,12 +4,6 @@
     "version": "LuaJIT"
   },
   "workspace": {
-    "library": [
-      "/opt/homebrew/share/nvim/runtime/lua/vim/_meta",
-      "/opt/homebrew/share/nvim/runtime/lua/vim/shared.lua",
-      "${3rd}/luv/library",
-      "${3rd}/busted/library"
-    ],
     "checkThirdParty": false
   },
   "diagnostics": {

lua/fff/main.lua

@@ -1,7 +1,5 @@
 local M = {}
 
-M.state = { initialized = false }
-
 --- Setup the file picker with the given configuration
 --- @param config table Configuration options
 function M.setup(config) vim.g.fff = config end
@@ -41,6 +39,12 @@ function M.live_grep(opts)
   picker_ui.open(picker_opts)
 end
 
+--- Resume the last search.
+--- @param opts? table Optional configuration overrides.
+function M.resume(opts)
+  require('fff.picker_ui').open(opts, true)
+end
+
 --- Changes the directory indexed by the file picker to the git root and opens the file picker
 --- @deprecated Use `find_files` instead
 function M.find_in_git_root()

lua/fff/picker_ui.lua

@@ -592,7 +592,6 @@ function M.create_ui()
   preview.set_preview_window(M.state.preview_win)
 
   M.update_results_sync()
-  M.clear_preview()
   M.update_status()
 
   return true
@@ -2463,6 +2462,12 @@ function M.close()
     end
   end
 
+  -- Clean up picker focus autocmds
+  pcall(vim.api.nvim_del_augroup_by_name, 'fff_picker_focus')
+end
+
+--- Reset picker state
+function M.reset_state()
   if M.state.preview_timer then
     M.state.preview_timer:stop()
     M.state.preview_timer:close()
@@ -2498,8 +2503,6 @@ function M.close()
   M.state.combo_visible = true
   M.state.combo_initial_cursor = nil
   M.reset_history_state()
-  -- Clean up picker focus autocmds
-  pcall(vim.api.nvim_del_augroup_by_name, 'fff_picker_focus')
 end
 
 --- Helper function to determine current file cache for deprioritization
@@ -2555,7 +2558,9 @@ end
 --- @param location table|nil Pre-fetched location data
 --- @param merged_config table Merged configuration
 --- @param current_file_cache string|nil Current file cache
-local function open_ui_with_state(query, results, location, merged_config, current_file_cache)
+--- @param resume? boolean Resume previous search
+local function open_ui_with_state(query, results, location, merged_config, current_file_cache, resume)
+  if not resume then M.reset_state() end
   M.state.config = merged_config
 
   if not M.create_ui() then
@@ -2569,10 +2574,9 @@ local function open_ui_with_state(query, results, location, merged_config, curre
   -- Set up initial state
   if query then
     M.state.query = query
-    vim.api.nvim_buf_set_lines(M.state.input_buf, 0, -1, false, { M.state.config.prompt .. query })
-  else
-    M.state.query = ''
+    resume = false
   end
+  vim.api.nvim_buf_set_lines(M.state.input_buf, 0, -1, false, { M.state.config.prompt .. M.state.query })
 
   if results then
     -- Use prefetched results
@@ -2584,7 +2588,7 @@ local function open_ui_with_state(query, results, location, merged_config, curre
     M.render_list()
     M.update_preview()
     M.update_status()
-  else
+  elseif not resume then
     M.update_results()
     M.clear_preview()
     M.update_status()
@@ -2612,8 +2616,9 @@ end
 --- @param query string The search query to execute
 --- @param callback function Function called with results: function(results, metadata, location, get_file_score) -> boolean
 --- @param opts? table Optional configuration to override defaults (same as M.open)
+--- @param resume? boolean Resume previous search
 --- @return boolean true if callback handled results, false if UI was opened
-function M.open_with_callback(query, callback, opts)
+function M.open_with_callback(query, callback, opts, resume)
   if M.state.active then return false end
 
   local merged_config, base_path = initialize_picker(opts)
@@ -2636,14 +2641,15 @@ function M.open_with_callback(query, callback, opts)
   end
 
   if callback_handled then return true end
-  open_ui_with_state(query, results, location, merged_config, current_file_cache)
+  open_ui_with_state(query, results, location, merged_config, current_file_cache, resume)
 
   return false
 end
 
 --- Open the file picker UI
 --- @param opts? {cwd?: string, title?: string, prompt?: string, max_results?: number, max_threads?: number, layout?: {width?: number|function, height?: number|function, prompt_position?: string|function, preview_position?: string|function, preview_size?: number|function}, renderer?: table, mode?: string, grep_config?: table, query?: string} Optional configuration to override defaults
-function M.open(opts)
+--- @param resume? boolean Resume previous search
+function M.open(opts, resume)
   if M.state.active then return end
 
   M.state.selected_files = {}
@@ -2669,7 +2675,7 @@ function M.open(opts)
 
   local current_file_cache = get_current_file_cache(base_path)
   local query = opts and opts.query or nil ---@type string|nil
-  return open_ui_with_state(query, nil, nil, merged_config, current_file_cache)
+  return open_ui_with_state(query, nil, nil, merged_config, current_file_cache, resume)
 end
 
 --- Change the base directory for the file picker