Jonathan Apodaca
0ee6caa7ba
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NeoVim tests / plenary-tests (push) Successful in 14s
46 lines
1.2 KiB
Lua
46 lines
1.2 KiB
Lua
local Range = require 'u.range'
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local M = {}
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local ESC = vim.api.nvim_replace_termcodes("<Esc>", true, false, true)
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--- @param key_seq string
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--- @param fn fun(key_seq: string):u.Range|nil
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--- @param opts? { buffer: number|nil }
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function M.define(key_seq, fn, opts)
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if opts ~= nil and opts.buffer == 0 then opts.buffer = vim.api.nvim_get_current_buf() end
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local function handle_visual()
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local range = fn(key_seq)
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if range == nil or range:is_empty() then
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vim.cmd.normal(ESC)
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return
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end
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range:set_visual_selection()
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end
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vim.keymap.set({ 'x' }, key_seq, handle_visual, opts and { buffer = opts.buffer } or nil)
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local function handle_normal()
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local range = fn(key_seq)
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if range == nil then return end
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if not range:is_empty() then
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range:set_visual_selection()
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else
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local original_eventignore = vim.go.eventignore
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vim.go.eventignore = 'all'
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-- insert a single space, so we can select it:
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local p = range.start
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p:insert_before ' '
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vim.go.eventignore = original_eventignore
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-- select the space:
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Range.new(p, p, 'v'):set_visual_selection()
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end
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end
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vim.keymap.set({ 'o' }, key_seq, handle_normal, opts and { buffer = opts.buffer } or nil)
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end
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return M
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