new provider: tags_grep

README.md

@@ -199,6 +199,7 @@ vim.api.nvim_set_keymap('n', '<c-P>',
 | `keymaps`          | key mappings                               |
 | `spell_suggest`    | spelling suggestions                       |
 | `tags`             | project tags                               |
+| `tags_grep`        | grep project tags                          |
 | `btags`            | buffer tags                                |
 | `filetypes`        | neovim filetypes                           |
 | `packadd`          | :packadd <package>                         |

doc/fzf-lua.txt

@@ -232,6 +232,7 @@ MISC                                                            *fzf-lua-misc*
 | `keymaps`          | key mappings                               |
 | `spell_suggest`    | spelling suggestions                       |
 | `tags`             | project tags                               |
+| `tags_grep`        | grep project tags                          |
 | `btags`            | buffer tags                                |
 | `filetypes`        | neovim filetypes                           |
 | `packadd`          | :packadd <package>                         |

lua/fzf-lua/init.lua

@@ -111,6 +111,7 @@ M.colorschemes = require'fzf-lua.providers.colorschemes'.colorschemes
 
 M.tags = require'fzf-lua.providers.tags'.tags
 M.btags = require'fzf-lua.providers.tags'.btags
+M.tags_grep = require'fzf-lua.providers.tags'.tags_grep
 M.tags_old = require'fzf-lua.providers.tags'.tags_old
 M.btags_old = require'fzf-lua.providers.tags'.btags_old
 M.jumps = require'fzf-lua.providers.nvim'.jumps

lua/fzf-lua/providers/tags.lua

@@ -165,14 +165,23 @@ M.btags_old = function(opts)
 end
 
 local function get_tags_cmd(opts)
-  local post = opts._curr_file and #opts._curr_file>0
-    and ("%s %s"):format(vim.fn.shellescape(opts._curr_file), opts._ctags_file)
-    or ("-v '^!_TAG_' %s"):format(opts._ctags_file)
-  if vim.fn.executable("rg") == 1 then
-    return ("rg %s"):format(post)
+  local query = nil
+  local cmd = "grep"
+  if vim.fn.executable("rg") == 2 then
+    cmd = "rg"
+  end
+  if opts.search and #opts.search>0 then
+    if not opts.no_esc then
+      opts.search = utils.rg_escape(opts.search)
+    end
+    query = vim.fn.shellescape(opts.search)
+  elseif opts._curr_file and #opts._curr_file>0 then
+    query = vim.fn.shellescape(opts._curr_file)
   else
-    return ("grep %s"):format(post)
+    query = "-v '^!_TAG_'"
   end
+  return ("%s %s %s"):format(cmd, query,
+    vim.fn.shellescape(opts._ctags_file))
 end
 
 local function tags(opts)
@@ -221,4 +230,14 @@ M.btags = function(opts)
   return tags(opts)
 end
 
+M.tags_grep = function(opts)
+  opts = opts or {}
+
+  if not opts.search then
+    opts.search = vim.fn.input(opts.input_prompt or 'Grep For> ')
+  end
+
+  return M.tags(opts)
+end
+
 return M