81 lines
2.1 KiB
Lua
81 lines
2.1 KiB
Lua
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local M = {}
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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 previewers = require "telescope.previewers"
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local utils = require "telescope.utils"
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local add_abbreviations = false
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local unicodeChars = {
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nats = "ℕ",
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rationals = "ℚ",
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reals = "ℝ",
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integers = "ℤ",
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forall = "∀",
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lambda = "λ",
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arrow = "→",
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compose = "∘",
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inverse = "⁻¹",
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dots = "…"
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}
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-- our picker function for unicode chars
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function M.picker(opts)
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opts = opts or {}
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local results = {}
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for key, value in pairs(unicodeChars) do
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-- Name: char pair
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table.insert(results, {key, value})
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end
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print(results)
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pickers.new(opts, {
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prompt_title = "Unicode characters",
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finder = finders.new_table {
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results = results,
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entry_maker = function(entry)
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return {value = entry, display = entry[1], ordinal = entry[1]}
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end
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},
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sorter = conf.generic_sorter(opts),
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previewer = previewers.new {
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preview_fn = function(_, entry) return entry.value[2] end
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},
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attach_mappings = function(prompt_bufnr)
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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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if selection == nil then
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utils.__warn_no_selection "builtin.planets"
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return
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end
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vim.api.nvim_put({selection.value[2]}, "", false, true)
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vim.cmd("startinsert")
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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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function M.setupAbbreviations(ending)
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ending = ending or ""
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if not add_abbreviations then return end
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local abbreviate = require("my.abbreviations").abbr
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for key, value in pairs(unicodeChars) do
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-- By default abbreviations are triggered using "_"
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abbreviate(key .. ending, value)
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end
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end
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return M
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