50 lines
1.5 KiB
Lua
50 lines
1.5 KiB
Lua
local keymap = vim.keymap
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-- Picker for markdown headers
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local pickers = require("telescope.pickers")
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local finders = require("telescope.finders")
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local conf = require("telescope.config").values
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local actions = require("telescope.actions")
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local action_state = require("telescope.actions.state")
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local function markdown_headings()
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local bufnr = vim.api.nvim_get_current_buf()
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local lines = vim.api.nvim_buf_get_lines(bufnr, 0, -1, false)
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local headings = {}
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for lnum, line in ipairs(lines) do
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local heading = line:match('^(#+%s+.+)$')
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if heading then
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table.insert(headings, {
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lnum = lnum,
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text = heading,
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display = string.format("%4d: %s", lnum, heading)
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})
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end
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end
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pickers.new({}, {
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prompt_title = 'Markdown Headings',
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finder = finders.new_table {
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results = headings,
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entry_maker = function(entry)
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return {
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value = entry,
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display = entry.display,
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ordinal = entry.text,
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lnum = entry.lnum,
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}
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end
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},
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sorter = conf.generic_sorter({}),
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attach_mappings = function(prompt_bufnr, map)
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actions.select_default:replace(function()
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actions.close(prompt_bufnr)
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local selection = action_state.get_selected_entry()
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vim.api.nvim_win_set_cursor(0, {selection.value.lnum, 0})
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end)
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return true
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end,
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}):find()
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end
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keymap.set("n", "<leader>fdh", markdown_headings, { desc = "Grep: Markdown headings" })
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