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| author | Steven Sojka <steelsojka@users.noreply.github.com> | 2020-08-17 11:39:22 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-08-17 11:39:22 -0500 |
| commit | b796f0725d913cba0a292bb7b750f0403b07c94a (patch) | |
| tree | 6645909fcf422b0d77f513514ece4a539135aba4 /lua/nvim-treesitter/textobjects.lua | |
| parent | 0b3cd6c131a5ee9e3377c6b348c2b8995a848967 (diff) | |
| parent | 52168114594d791a3ae6092ab2489758da7b3ae8 (diff) | |
Merge pull request #305 from theHamsta/textobjects-submodules
Textobjects submodules
Diffstat (limited to 'lua/nvim-treesitter/textobjects.lua')
| -rw-r--r-- | lua/nvim-treesitter/textobjects.lua | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/lua/nvim-treesitter/textobjects.lua b/lua/nvim-treesitter/textobjects.lua deleted file mode 100644 index 7227b9e0..00000000 --- a/lua/nvim-treesitter/textobjects.lua +++ /dev/null @@ -1,113 +0,0 @@ -local api = vim.api -local ts = vim.treesitter - -local configs = require "nvim-treesitter.configs" -local parsers = require "nvim-treesitter.parsers" -local queries = require'nvim-treesitter.query' -local ts_utils = require'nvim-treesitter.ts_utils' - -local M = {} - -function M.select_textobject(query_string) - local bufnr = vim.api.nvim_get_current_buf() - local lang = parsers.get_buf_lang(bufnr) - if not lang then return end - - local row, col = unpack(vim.api.nvim_win_get_cursor(0)) - row = row - 1 - - local matches = {} - - if string.match(query_string, '^@.*') then - matches = queries.get_capture_matches(bufnr, query_string, 'textobjects') - else - local parser = parsers.get_parser(bufnr, lang) - local root = parser:parse():root() - - local start_row, _, end_row, _ = root:range() - - local query = ts.parse_query(lang, query_string) - for m in queries.iter_prepared_matches(query, root, bufnr, start_row, end_row) do - for _, n in pairs(m) do - if n.node then - table.insert(matches, n) - end - end - end - end - - local match_length - local smallest_range - local earliest_start - - for _, m in pairs(matches) do - if m.node and ts_utils.is_in_node_range(m.node, row, col) then - local length = ts_utils.node_length(m.node) - if not match_length or length < match_length then - smallest_range = m - match_length = length - end - -- for nodes with same length take the one with earliest start - if match_length and length == smallest_range then - local start = m.start - if start then - local _, _, start_byte = m.start.node:start() - if not earliest_start or start_byte < earliest_start then - smallest_range = m - match_length = length - earliest_start = start_byte - end - end - end - end - end - - if smallest_range then - if smallest_range.start then - local start_range = {smallest_range.start.node:range()} - local node_range = {smallest_range.node:range()} - ts_utils.update_selection(bufnr, {start_range[1], start_range[2], node_range[3], node_range[4]}) - else - ts_utils.update_selection(bufnr, smallest_range.node) - end - end -end - -function M.attach(bufnr, lang) - local buf = bufnr or api.nvim_get_current_buf() - local config = configs.get_module("textobjects") - local lang = lang or parsers.get_buf_lang(buf) - - for mapping, query in pairs(config.keymaps) do - if type(query) == 'table' then - query = query[lang] - elseif not queries.get_query(lang, 'textobjects') then - query = nil - end - if query then - local cmd = ":lua require'nvim-treesitter.textobjects'.select_textobject('"..query.."')<CR>" - api.nvim_buf_set_keymap(buf, "o", mapping, cmd, {silent = true, noremap = true }) - api.nvim_buf_set_keymap(buf, "v", mapping, cmd, {silent = true, noremap = true }) - end - end -end - -function M.detach(bufnr) - local buf = bufnr or api.nvim_get_current_buf() - local config = configs.get_module("textobjects") - local lang = parsers.get_buf_lang(bufnr) - - for mapping, query in pairs(config.keymaps) do - if type(query) == 'table' then - query = query[lang] - elseif not queries.get_query(lang, 'textobjects') then - query = nil - end - if query then - api.nvim_buf_del_keymap(buf, "o", mapping) - api.nvim_buf_del_keymap(buf, "v", mapping) - end - end -end - -return M |
