nixos-configuration/users/jrpotter/neovim/config/utils/dap.lua

242 lines
6.9 KiB
Lua

local M = {}
local dap = require("dap")
local dap_ui = require("dap.ui")
local dap_ui_widgets = require("dap.ui.widgets")
local function query_launch()
local command = vim.fn.input("Launch> ", vim.fn.getcwd() .. "/", "file")
vim.api.nvim_echo({ { "", "None" } }, false, {})
local parts = vim.split(command, "%s+", { trimempty = true })
if not parts[1] then
vim.api.nvim_err_writeln("Invalid command specification.")
return
end
return parts[1], { unpack(parts, 2, #parts) }
end
-- Adaptation of https://github.com/mfussenegger/nvim-dap/blob/e154fdb6d70b3765d71f296e718b29d8b7026a63/lua/dap.lua#L413.
local function select_config_and_run()
local filetype = vim.api.nvim_buf_get_option(0, "filetype")
local configs = dap.configurations[filetype] or {}
assert(
vim.tbl_islist(configs),
string.format(
"`dap.configurations.%s` must be a list of configurations, got %s",
filetype,
vim.inspect(configs)
)
)
if not configs[1] then
local msg = "No configuration found for `%s`. You need to add configs " ..
"to `dap.configurations.%s` (See `:h dap-configuration`)"
vim.api.nvim_err_writeln(string.format(msg, filetype, filetype))
return
end
local opts = {}
opts.filetype = opts.filetype or filetype
dap_ui.pick_if_many(
configs,
"Configuration: ",
function(c) -- Label function
return c.name
end,
function(c) -- Callback
if not c then
vim.api.nvim_err_writeln("No configuration selected.")
return
end
local copy = vim.deepcopy(c)
if copy.request == "launch" then
local program, args = query_launch()
copy.program = program
copy.args = args
end
dap.run(copy, opts)
end
)
end
-- Setup buffer-local DAP mappings. This function is expected to be called in
-- a filetype plugin, e.g. `nvim/after/ftplugin/c.lua`.
function M.buffer_map()
local function sidebar_new(widget)
return dap_ui_widgets.sidebar(widget, { width = 32 }, '')
end
local sidebars = {
frames = sidebar_new(dap_ui_widgets.frames),
scopes = sidebar_new(dap_ui_widgets.scopes),
threads = sidebar_new(dap_ui_widgets.threads),
}
local function sidebar_is_open(sb)
return sb.win and vim.api.nvim_win_is_valid(sb.win)
end
local function sidebar_any_open()
for _, sb in pairs(sidebars) do
if sidebar_is_open(sb) then
return true
end
end
return false
end
local function sidebar_toggle(sidebar)
if sidebar_is_open(sidebar) then
sidebar.close({ mode = 'toggle' })
else
local win_id = vim.fn.win_getid()
vim.cmd.wincmd('t') -- Move to topleft-most window.
vim.cmd(sidebar_any_open() and "leftabove split" or "vertical topleft split")
sidebar.open()
vim.fn.win_gotoid(win_id)
-- Update state of windows.
vim.api.nvim_win_set_option(sidebar.win, "colorcolumn", "")
vim.api.nvim_win_set_option(sidebar.win, "list", false)
vim.api.nvim_win_set_option(sidebar.win, "wrap", false)
vim.api.nvim_win_set_option(sidebar.win, "winfixwidth", true)
end
end
local function sidebar_only(sidebar)
for _, sb in pairs(sidebars) do
if sb ~= sidebar and sidebar_is_open(sb) then
sb.close({ mode = "toggle" })
end
end
if not sidebar_is_open(sidebar) then
sidebar_toggle(sidebar)
end
end
local function find_bufnr_by_pattern(pattern)
for _, bufnr in pairs(vim.api.nvim_list_bufs()) do
if vim.fn.bufname(bufnr):match(pattern) then
return bufnr
end
end
return nil
end
local function is_bufnr_open(bufnr)
if not bufnr then
return false
end
local windows = vim.fn.win_findbuf(bufnr)
for _, _ in pairs(windows) do
return true
end
return false
end
local function repl_is_open()
return is_bufnr_open(find_bufnr_by_pattern("^%[dap%-repl]"))
end
local function term_is_open()
return is_bufnr_open(find_bufnr_by_pattern("^%[dap%-terminal]"))
end
local function repl_open(opts)
if repl_is_open() then
return
end
local height = opts.height or 10
local win_id = vim.fn.win_getid()
vim.cmd.wincmd('b') -- Move to bottomright-most window.
dap.repl.open({}, term_is_open() and
string.format("vertical rightbelow %dsplit", height) or
string.format("rightbelow %dsplit", height))
vim.api.nvim_win_set_option(0, "winfixheight", true)
vim.fn.win_gotoid(win_id)
end
local function term_open(opts)
if term_is_open() then
return
end
local height = opts.height or 10
local win_id = vim.fn.win_getid()
vim.cmd.wincmd('b') -- Move to bottomright-most window.
vim.cmd(repl_is_open() and
string.format("vertical rightbelow %dsplit", height) or
string.format("rightbelow %dsplit", height))
vim.api.nvim_win_set_option(0, "winfixheight", true)
vim.api.nvim_win_set_buf(0, find_bufnr_by_pattern("^%[dap%-terminal]"))
vim.fn.win_gotoid(win_id)
end
local function repl_close()
dap.repl.close()
end
local function term_close()
if not term_is_open() then
return
end
local bufnr = find_bufnr_by_pattern("^%[dap%-terminal]")
local windows = vim.fn.win_findbuf(bufnr)
for _, win in pairs(windows) do
vim.api.nvim_win_close(win, --[[force=]] true)
end
end
local function repl_toggle(opts)
if repl_is_open() then repl_close() else repl_open(opts) end
end
local function term_toggle(opts)
if term_is_open() then term_close() else term_open(opts) end
end
local function set_nnoremap(key, func)
local input = string.format("<localleader>%s", key)
vim.keymap.set("n", input, func, { buffer = true })
end
set_nnoremap("<localleader>", select_config_and_run)
set_nnoremap("b", dap.toggle_breakpoint)
set_nnoremap("c", function()
if dap.status() == "" then
vim.api.nvim_err_writeln("No active session.")
return
end
dap.continue()
end)
set_nnoremap("d", dap.down)
set_nnoremap("i", dap.step_into)
set_nnoremap("n", dap.step_over)
set_nnoremap("o", dap.step_out)
set_nnoremap("q", dap.close)
set_nnoremap("r", dap.run_to_cursor)
set_nnoremap("u", dap.up)
set_nnoremap("x", dap.clear_breakpoints)
set_nnoremap("wf", function() sidebar_toggle(sidebars.frames) end)
set_nnoremap("wh", function() sidebar_toggle(sidebars.threads) end)
set_nnoremap("wr", function() repl_toggle({ height = 10 }) end)
set_nnoremap("ws", function() sidebar_toggle(sidebars.scopes) end)
set_nnoremap("wt", function() term_toggle({ height = 10 }) end)
set_nnoremap("wF", function() sidebar_only(sidebars.frames) end)
set_nnoremap("wH", function() sidebar_only(sidebars.threads) end)
set_nnoremap("wR", function()
term_close()
repl_open({ height = 10 })
end)
set_nnoremap("wS", function() sidebar_only(sidebars.scopes) end)
set_nnoremap("wT", function()
repl_close()
term_open({ height = 10 })
end)
end
return M