feat: remove ow directory, keep ow in type annotations only
This commit is contained in:
@@ -0,0 +1,336 @@
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local Content = require("dap.hover.content")
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local log = require("log")
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---@class ow.dap.hover.Window
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---@field NAMESPACE string
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---@field NS_ID integer
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---@field max_width? integer
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---@field max_height? integer
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---@field winid? integer
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---@field bufnr? integer
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---@field augroup? integer
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---@field session dap.Session
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---@field root ow.dap.hover.Node
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local Window = {}
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Window.__index = Window
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Window.NAMESPACE = "dap.hover.Window"
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Window.NS_ID = vim.api.nvim_create_namespace(Window.NAMESPACE)
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local function setup_highlights()
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vim.api.nvim_set_hl(0, "DapHoverPrefix", {
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link = "@comment",
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})
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vim.api.nvim_set_hl(0, "DapHoverExpandMarker", {
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link = "@comment",
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})
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end
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setup_highlights()
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vim.api.nvim_create_autocmd("ColorScheme", {
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callback = setup_highlights,
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})
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local instance = nil
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---@param session dap.Session
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---@return ow.dap.hover.Window
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function Window.get_instance(session)
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if instance then
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return instance
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end
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instance = setmetatable({
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max_width = nil,
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max_height = nil,
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winid = nil,
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bufnr = nil,
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augroup = nil,
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session = session,
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root = nil,
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}, Window)
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return instance
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end
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function Window:destroy()
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if self.winid and vim.api.nvim_win_is_valid(self.winid) then
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vim.api.nvim_win_close(self.winid, true)
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end
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if self.augroup then
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vim.api.nvim_del_augroup_by_id(self.augroup)
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end
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instance = nil
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end
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---@return integer
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function Window:compute_width()
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local lines = vim.api.nvim_buf_get_lines(self.bufnr, 0, -1, true)
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local max_width = 1
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for _, line in ipairs(lines) do
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local line_width = vim.api.nvim_strwidth(line)
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if self.max_width and line_width >= self.max_width then
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max_width = self.max_width
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break
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end
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max_width = math.max(max_width, line_width)
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end
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return max_width
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end
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---@return integer
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function Window:compute_height()
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local text_height = vim.api.nvim_win_text_height(self.winid, {}).all
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return math.min(self.max_height or text_height, text_height)
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end
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---@param callback fun()
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function Window:update_buffer(callback)
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local prev_scrolloff = vim.wo[self.winid].scrolloff
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vim.wo[self.winid].scrolloff = 0
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vim.bo[self.bufnr].modifiable = true
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callback()
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vim.bo[self.bufnr].modifiable = false
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vim.wo[self.winid].scrolloff = prev_scrolloff
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end
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---@async
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---@param node ow.dap.hover.Node
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---@param start_line integer 1-indexed line number
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---@param line_count integer number of lines to replace
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function Window:refresh_tree(node, start_line, line_count)
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local content = Content.new()
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node:format_into(content)
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local lines = content:get_lines()
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self:update_buffer(function()
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vim.api.nvim_buf_set_lines(
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self.bufnr,
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start_line - 1,
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start_line - 1 + line_count,
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true,
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lines
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)
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end)
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content:apply_highlights(Window.NS_ID, self.bufnr, start_line - 1)
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vim.api.nvim_win_set_config(self.winid, {
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width = self:compute_width(),
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})
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vim.api.nvim_win_set_config(self.winid, {
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height = self:compute_height(),
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})
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end
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function Window:toggle_node()
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coroutine.wrap(function()
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local ok, err = xpcall(function()
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local lnum = vim.api.nvim_win_get_cursor(self.winid)[1]
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local node = self.root:at(lnum)
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if not node or not node:is_expandable() then
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return
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end
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if not node.is_expanded then
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local success = node:load_children(self.session)
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if not success then
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return
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end
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end
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local prev_size = node:size()
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node.is_expanded = not node.is_expanded
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self:refresh_tree(node, lnum, prev_size)
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end, debug.traceback)
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if not ok then
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log.error("Expansion failed:\n%s", err)
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end
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end)()
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end
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function Window:collapse_parent()
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coroutine.wrap(function()
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local ok, err = xpcall(function()
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if self:goto_parent() then
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self:toggle_node()
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end
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end, debug.traceback)
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if not ok then
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log.error("Collapse failed:\n%s", err)
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end
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end)()
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end
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function Window:expand_all_at_cursor()
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coroutine.wrap(function()
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local ok, err = xpcall(function()
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local lnum = vim.api.nvim_win_get_cursor(self.winid)[1]
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local node = self.root:at(lnum)
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if not node or not node:is_expandable() then
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return
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end
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local prev_size = node:size()
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node:expand_all(self.session)
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self:refresh_tree(node, lnum, prev_size)
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end, debug.traceback)
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if not ok then
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log.error("Expand all failed:\n%s", err)
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end
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end)()
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end
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function Window:collapse_all_at_cursor()
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coroutine.wrap(function()
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local ok, err = xpcall(function()
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local lnum = vim.api.nvim_win_get_cursor(self.winid)[1]
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local node = self.root:at(lnum)
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if not node or not node:is_expandable() then
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return
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end
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local prev_size = node:size()
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node:collapse_all()
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self:refresh_tree(node, lnum, prev_size)
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end, debug.traceback)
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if not ok then
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log.error("Collapse all failed:\n%s", err)
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end
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end)()
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end
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---@return boolean success if parent line was found
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function Window:goto_parent()
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local lnum = vim.api.nvim_win_get_cursor(self.winid)[1]
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local node = self.root:at(lnum)
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if not node or not node.parent then
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return false
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end
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local parent_line = self.root:index_of(node.parent)
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if parent_line then
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vim.api.nvim_win_set_cursor(self.winid, { parent_line, 0 })
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return true
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end
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return false
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end
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function Window:yank_value()
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local lnum = vim.api.nvim_win_get_cursor(self.winid)[1]
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local node = self.root:at(lnum)
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if not node then
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return
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end
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vim.fn.setreg('"', node.item.value)
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vim.fn.setreg("+", node.item.value)
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end
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---@async
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---@param root ow.dap.hover.Node
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function Window:show(root)
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self.root = root
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local prev_buf = vim.api.nvim_get_current_buf()
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self.bufnr = vim.api.nvim_create_buf(false, true)
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self.winid = vim.api.nvim_open_win(self.bufnr, false, {
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relative = "cursor",
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width = 1,
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height = 1,
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row = 1,
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col = 0,
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border = "rounded",
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style = "minimal",
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})
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vim.wo[self.winid].wrap = false
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self:refresh_tree(self.root, 1, 1)
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self.augroup =
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vim.api.nvim_create_augroup(Window.NAMESPACE, { clear = true })
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vim.api.nvim_create_autocmd({ "CursorMoved", "InsertEnter" }, {
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group = self.augroup,
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buffer = prev_buf,
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once = true,
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callback = function()
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self:destroy()
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end,
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})
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vim.api.nvim_create_autocmd("BufEnter", {
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group = self.augroup,
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callback = function(arg)
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if arg.buf ~= self.bufnr then
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self:destroy()
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return true
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end
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end,
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})
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vim.api.nvim_create_autocmd("WinClosed", {
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group = self.augroup,
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once = true,
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pattern = tostring(self.winid),
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callback = function()
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self:destroy()
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end,
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})
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-- Toggle expand/collapse
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vim.keymap.set("n", "<CR>", function()
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self:toggle_node()
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end, { buffer = self.bufnr, nowait = true })
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vim.keymap.set("n", "<Tab>", function()
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self:toggle_node()
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end, { buffer = self.bufnr, nowait = true })
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-- Collapse
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vim.keymap.set("n", "<S-Tab>", function()
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self:collapse_parent()
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end, { buffer = self.bufnr, nowait = true })
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vim.keymap.set("n", "<BS>", function()
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self:collapse_parent()
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end, { buffer = self.bufnr, nowait = true })
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-- Tree operations
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vim.keymap.set("n", "E", function()
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self:expand_all_at_cursor()
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end, { buffer = self.bufnr, nowait = true })
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vim.keymap.set("n", "C", function()
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self:collapse_all_at_cursor()
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end, { buffer = self.bufnr, nowait = true })
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-- Navigation
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vim.keymap.set("n", "p", function()
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self:goto_parent()
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end, { buffer = self.bufnr, nowait = true })
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-- Quick actions
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vim.keymap.set("n", "q", function()
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self:destroy()
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end, { buffer = self.bufnr, nowait = true })
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vim.keymap.set("n", "<Esc>", function()
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self:destroy()
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end, { buffer = self.bufnr, nowait = true })
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-- Yank operations
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vim.keymap.set("n", "y", function()
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self:yank_value()
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end, { buffer = self.bufnr, nowait = true })
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end
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return Window
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