tags: jump to pattern when opening buffer (closes #245)

lua/fzf-lua/actions.lua

@@ -67,6 +67,7 @@ M.vimcmd_file = function(vimcmd, selected, opts)
   local curbuf = vim.api.nvim_buf_get_name(0)
   for i = 1, #selected do
     local entry = path.entry_to_file(selected[i])
+    entry.ctag = path.entry_to_ctag(selected[i])
     -- Java LSP entries, 'jdt://...'
     if entry.uri then
       vim.cmd("normal! m`")
@@ -85,13 +86,17 @@ M.vimcmd_file = function(vimcmd, selected, opts)
          -- when `:set nohidden`
          return
       end
+      -- add current location to jumplist
+      vim.cmd("normal! m`")
       if vimcmd ~= "e" or curbuf ~= fullpath then
         vim.cmd(vimcmd .. " " .. vim.fn.fnameescape(entry.path))
       end
-      if entry.line > 1 or entry.col > 1 then
-        -- add current location to jumplist
-        vim.cmd("normal! m`")
-        vim.api.nvim_win_set_cursor(0, {tonumber(entry.line), tonumber(entry.col)-1})
+      if entry.ctag or entry.line>1 or entry.col>1 then
+        if entry.ctag then
+          vim.fn.search(entry.ctag, "W")
+        else
+          vim.api.nvim_win_set_cursor(0, {tonumber(entry.line), tonumber(entry.col)-1})
+        end
         vim.cmd("norm! zvzz")
       end
     end

lua/fzf-lua/path.lua

@@ -129,6 +129,18 @@ local function stripBeforeLastOccurrenceOf(str, sep)
   return str:sub(idx+1), idx
 end
 
+
+function M.entry_to_ctag(entry)
+  local scode = entry:match("%:.-/^?\t?(.*)/")
+  if scode then
+    scode = string.gsub(scode, "[$]$", "")
+    scode = string.gsub(scode, [[\\]], [[\]])
+    scode = string.gsub(scode, [[\/]], [[/]])
+    scode = string.gsub(scode, "[*]", [[\*]])
+  end
+  return scode
+end
+
 function M.entry_to_location(entry)
   local uri, line, col = entry:match("^(.*://.*):(%d+):(%d+):")
   line = line and tonumber(line-1) or 0

lua/fzf-lua/previewer/builtin.lua

@@ -602,19 +602,11 @@ end
 
 function Previewer.tags:parse_entry(entry_str)
   -- first parse as normal entry
-  local entry = self.super.parse_entry(self, entry_str)
-  -- add the ctag part:
   -- must use 'super.' and send self as 1st arg
   -- or the ':' syntactic suger will send super's
   -- self which doesn't have self.opts
-  local scode = entry_str:match("%:.-/^?\t?(.*)/")
-  if scode then
-    scode = string.gsub(scode, "[$]$", "")
-    scode = string.gsub(scode, [[\\]], [[\]])
-    scode = string.gsub(scode, [[\/]], [[/]])
-    scode = string.gsub(scode, "[*]", [[\*]])
-  end
-  entry.ctag = scode
+  local entry = self.super.parse_entry(self, entry_str)
+  entry.ctag = path.entry_to_ctag(entry_str)
   return entry
 end