mirror of
https://github.com/tiyn/nvim-docs-view.git
synced 2025-11-13 13:59:46 +01:00
111 lines
3.4 KiB
Lua
111 lines
3.4 KiB
Lua
local M = {}
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local cfg = {}
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local buf, win, prev_win, autocmd
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local get_clients
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local function toggle()
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if win and vim.api.nvim_win_is_valid(win) then
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vim.api.nvim_win_close(win, false)
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vim.api.nvim_del_autocmd(autocmd)
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buf, win, prev_win, autocmd = nil, nil, nil, nil
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else
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local height = cfg["height"]
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local width = cfg["width"]
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prev_win = vim.api.nvim_get_current_win()
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if cfg.position == "bottom" then
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vim.api.nvim_command("bel new")
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width = vim.api.nvim_win_get_width(prev_win)
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elseif cfg.position == "top" then
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vim.api.nvim_command("top new")
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width = vim.api.nvim_win_get_height(prev_win)
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elseif cfg.position == "left" then
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vim.api.nvim_command("topleft vnew")
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height = vim.api.nvim_win_get_height(prev_win)
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else
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vim.api.nvim_command("botright vnew")
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height = vim.api.nvim_win_get_height(prev_win)
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end
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win = vim.api.nvim_get_current_win()
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buf = vim.api.nvim_get_current_buf()
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vim.api.nvim_win_set_height(win, math.ceil(height))
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vim.api.nvim_win_set_width(win, math.ceil(width))
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vim.api.nvim_buf_set_name(buf, "Docs View")
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vim.api.nvim_buf_set_option(buf, "buftype", "nofile")
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vim.api.nvim_buf_set_option(buf, "swapfile", false)
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vim.api.nvim_buf_set_option(buf, "bufhidden", "wipe")
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vim.api.nvim_buf_set_option(buf, "filetype", "nvim-docs-view")
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vim.api.nvim_buf_set_option(buf, "buflisted", false)
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vim.api.nvim_set_current_win(prev_win)
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if vim.fn.has("nvim-0.8.0") then
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get_clients = function()
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return vim.lsp.get_active_clients()
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end
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else
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get_clients = function()
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return vim.lsp.buf_get_clients(0)
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end
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end
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autocmd = vim.api.nvim_create_autocmd({ "CursorHold", "CursorHoldI" }, {
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pattern = "*",
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callback = function()
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if win and vim.api.nvim_win_is_valid(win) then
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local clients = get_clients()
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local gotHover = false
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for i = 1, #clients do
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if clients[i].supports_method("textDocument/hover") then
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gotHover = true
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break
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end
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end
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if not gotHover then
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return
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end
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local l, c = unpack(vim.api.nvim_win_get_cursor(0))
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vim.lsp.buf_request(0, "textDocument/hover", {
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textDocument = { uri = "file://" .. vim.api.nvim_buf_get_name(0) },
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position = { line = l - 1, character = c },
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}, function(err, result, ctx, config)
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if win and vim.api.nvim_win_is_valid(win) and result and result.contents then
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local md_lines = vim.lsp.util.convert_input_to_markdown_lines(result.contents)
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md_lines = vim.lsp.util.trim_empty_lines(md_lines)
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if vim.tbl_isempty(md_lines) then
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return
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end
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vim.api.nvim_buf_set_option(buf, "modifiable", true)
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vim.lsp.util.stylize_markdown(buf, md_lines)
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vim.api.nvim_buf_set_option(buf, "modifiable", false)
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end
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end)
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else
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vim.api.nvim_del_autocmd(autocmd)
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buf, win, prev_win, autocmd = nil, nil, nil, nil
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end
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end,
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})
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end
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end
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M.setup = function(user_cfg)
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local default_cfg = {
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position = "right",
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height = 10,
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width = 60,
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}
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cfg = vim.tbl_extend("force", default_cfg, user_cfg)
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vim.api.nvim_create_user_command("DocsViewToggle", toggle, { nargs = 0 })
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end
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return M
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