kickstart.nvim/plugin/multiselect.lua

116 lines
4.0 KiB
Lua

-- Add this to your init.lua or create a file in your lua director-- Add this to your init.lua or create a file in your lua directory
-- and require it from your init.lua
-- State variables
local selection_active = false
local selected_symbol = nil
local initial_pos = nil
local visual_mode_active = false
-- Function to select the current symbol and handle iteration
function select_and_iterate_symbol()
-- Exit visual mode first if active to prevent issues
if visual_mode_active then
vim.cmd 'normal! <Esc>'
visual_mode_active = false
end
-- If selection is not active, start a new selection
if not selection_active then
-- Get the current symbol under cursor (includes special characters)
local current_symbol = vim.fn.expand '<cword>'
-- Check if there's actually a symbol under the cursor
if current_symbol == '' then
vim.api.nvim_echo({ { 'No symbol under cursor', 'ErrorMsg' } }, false, {})
return
end
-- Store the symbol for later use (exact match)
selected_symbol = current_symbol
-- Store the initial position before moving
initial_pos = vim.fn.getpos '.'
-- Set up a search pattern for the exact symbol
vim.fn.setreg('/', '\\V\\<' .. vim.fn.escape(selected_symbol, '\\') .. '\\>')
-- Enter visual mode and select the current symbol
vim.cmd 'normal! viw'
visual_mode_active = true
-- Set state to active
selection_active = true
-- Echo instructions
vim.api.nvim_echo({ { 'Selected symbol: ' .. current_symbol .. '. Press Ctrl-R again to iterate, <CR> to edit all.', 'Normal' } }, false, {})
else
-- Selection is active, find the next occurrence
-- Search for the next occurrence (exact match with very nomagic mode \V)
local search_pattern = '\\V\\<' .. vim.fn.escape(selected_symbol, '\\') .. '\\>'
local found = vim.fn.search(search_pattern, 'W')
if found == 0 then
-- If no more occurrences, wrap around to the beginning
vim.cmd 'normal! gg'
found = vim.fn.search(search_pattern, 'W')
-- If still no occurrences or we've come full circle
if found == 0 or vim.fn.line '.' == vim.fn.line(initial_pos[2]) and vim.fn.col '.' == vim.fn.col(initial_pos[3]) then
vim.api.nvim_echo({ { 'No more occurrences found.', 'Normal' } }, false, {})
-- Reset state
selection_active = false
selected_symbol = nil
initial_pos = nil
return
end
end
-- Select the symbol
vim.cmd 'normal! viw'
visual_mode_active = true
end
end
-- Function to edit all occurrences
function edit_all_occurrences()
-- If no symbol is selected, do nothing
if not selection_active then
vim.api.nvim_echo({ { 'No symbol selected. Use Ctrl-R first.', 'ErrorMsg' } }, false, {})
return
end
-- Exit visual mode
vim.cmd 'normal! <Esc>'
visual_mode_active = false
-- Set up a command to find and replace with very nomagic mode for exact matching
local escaped_symbol = vim.fn.escape(selected_symbol, '/\\')
local cmd = ':%s/\\V\\<' .. escaped_symbol .. '\\>//gc'
-- Use feedkeys with 'n' to avoid triggering mappings
vim.api.nvim_feedkeys(vim.api.nvim_replace_termcodes(':' .. cmd, true, false, true), 'n', false)
-- Reset state
selection_active = false
selected_symbol = nil
initial_pos = nil
end
-- Reset function for cancellation
function reset_selection()
selection_active = false
selected_symbol = nil
initial_pos = nil
visual_mode_active = false
vim.cmd 'normal! <Esc>'
vim.api.nvim_echo({ { 'Symbol selection canceled', 'Normal' } }, false, {})
end
-- Set up key mappings
vim.api.nvim_set_keymap('n', '<C-r>', [[<Cmd>lua select_and_iterate_symbol()<CR>]], { noremap = true, silent = true })
vim.api.nvim_set_keymap('v', '<C-r>', [[<Cmd>lua select_and_iterate_symbol()<CR>]], { noremap = true, silent = true })
vim.api.nvim_set_keymap('v', '<CR>', [[<Cmd>lua edit_all_occurrences()<CR>]], { noremap = true, silent = true })
vim.api.nvim_set_keymap('v', '<Esc>', [[<Cmd>lua reset_selection()<CR>]], { noremap = true, silent = true })