M config/nvim/lua/fzy/buffers.lua → config/nvim/lua/fzy/buffers.lua

@@ -30,7 +30,7 @@ 
   shell_cmd = {
     '/bin/sh', 
     '-c',
-    'fzy < ' .. buffile .. ' > ' .. outfile
+    'fzy -p "buf > " < ' .. buffile .. ' > ' .. outfile
   }
 
   -- start a new buffer

A config/nvim/lua/fzy/jump.lua

@@ -0,0 +1,61 @@ 
+local fn = vim.fn
+local cmd = vim.cmd
+local M = {}
+
+
+local function build_index()
+  local lines = {}
+
+  -- index each line in the current buffer
+  -- for jumping to
+  for line = 1, fn.line('$') do
+    lines[fn.getline(line)] = line
+  end
+
+  local outfile = fn.tempname()
+  local f = io.open(outfile, 'a')
+  for l, _ in pairs(lines) do
+    f:write(l, '\n')
+  end
+  f:close()
+
+  return outfile, lines
+end
+
+function M.fzy_jmp()
+  local outfile = fn.tempname()
+  local idxfile, lines = build_index()
+  shell_cmd = {
+    '/bin/sh',
+    '-c',
+    'fzy -p "jmp > "  < ' ..  idxfile ..  ' > ' .. outfile
+  }
+
+  winid = fn.win_getid()
+  -- start a new buffer
+  cmd('botright 10 new')
+  cmd('startinsert')
+
+  fn.termopen(shell_cmd, { on_exit = function()
+    -- delete buffer on exit
+    cmd('bd!')
+    fn.win_gotoid(winid)
+
+    -- read contents of file
+    local f = io.open(outfile, 'r')
+    line_choice = f:read('*all')
+
+    -- strip '\n'
+    line_choice, _ = string.gsub(line_choice, '\n', '')
+
+    -- jump to line
+    cmd(':' .. lines[line_choice])
+
+    -- housekeeping
+    f:close()
+    os.remove(outfile)
+    os.remove(idxfile)
+  end })
+end
+
+return M

M config/nvim/lua/fzy/shell.lua → config/nvim/lua/fzy/shell.lua

@@ -8,7 +8,7 @@ file = fn.tempname()
   shell_cmd = {
     '/bin/sh',
     '-c',
-    fzy_cmd .. ' | fzy > ' .. file
+    fzy_cmd .. ' | fzy -p "edit > " > ' .. file
   }
 
   -- get current winid to jump back to

M config/nvim/lua/maps.lua → config/nvim/lua/maps.lua

@@ -45,7 +45,15 @@ _G.fzy_buffers = require('fzy.buffers').fzy_buffers
   map('',
   '<leader>b',
   ':call v:lua.fzy_buffers()<cr>',
-  { noremap=true, silent=true })
+  { noremap=true, silent=true }
+  )
+
+  _G.fzy_jmp = require('fzy.jump').fzy_jmp
+  map('',
+  '<leader>f',
+  ':call v:lua.fzy_jmp()<cr>',
+  { noremap=true, silent=true}
+  )
 else
   print('fzy not in PATH!')
 end