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dap.lua
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dap.lua
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---@toc_entry Setup `nvim-dap` for Go
---@tag gopher.nvim-dap
---@text This module sets up `nvim-dap` for Go.
---@usage just call `require("gopher.dap").setup()`, and you're good to go.
local c = require "gopher.config"
local dap = {}
dap.adapter = function(callback, config)
local host = config.host or "127.0.0.1"
local port = config.port or "38697"
local addr = string.format("%s:%s", host, port)
local handle, pid_or_err
local stdout = assert(vim.loop.new_pipe(false))
local opts = {
stdio = { nil, stdout },
args = { "dap", "-l", addr },
detached = true,
}
handle, pid_or_err = vim.loop.spawn(c.commands.dlv, opts, function(status)
if not stdout or not handle then
return
end
stdout:close()
handle:close()
if status ~= 0 then
print("dlv exited with code", status)
end
end)
assert(handle, "Error running dlv: " .. tostring(pid_or_err))
if stdout then
stdout:read_start(function(err, chunk)
assert(not err, err)
if chunk then
vim.schedule(function()
require("dap.repl").append(chunk)
end)
end
end)
end
-- wait for delve to start
vim.defer_fn(function()
callback { type = "server", host = "127.0.0.1", port = port }
end, 100)
end
local function args_input()
vim.ui.input({ prompt = "Args: " }, function(input)
return vim.split(input or "", " ")
end)
end
local function get_arguments()
local co = coroutine.running()
if co then
return coroutine.create(function()
local args = args_input()
coroutine.resume(co, args)
end)
else
return args_input()
end
end
dap.configuration = {
{
type = "go",
name = "Debug",
request = "launch",
program = "${file}",
},
{
type = "go",
name = "Debug (Arguments)",
request = "launch",
program = "${file}",
args = get_arguments,
},
{
type = "go",
name = "Debug Package",
request = "launch",
program = "${fileDirname}",
},
{
type = "go",
name = "Attach",
mode = "local",
request = "attach",
processId = require("dap.utils").pick_process,
},
{
type = "go",
name = "Debug test",
request = "launch",
mode = "test",
program = "${file}",
},
{
type = "go",
name = "Debug test (go.mod)",
request = "launch",
mode = "test",
program = "./${relativeFileDirname}",
},
}
-- sets ups nvim-dap for Go in one function call.
function dap.setup()
vim.deprecate(
"gopher.dap",
"you might consider setting up `nvim-dap` manually, or using another plugin(https://github.com/leoluz/nvim-dap-go)",
"v0.1.6",
"gopher"
)
local ok, d = pcall(require, "dap")
assert(ok, "gopher.nvim dependency error: dap not installed")
d.adapters.go = dap.adapter
d.configurations.go = dap.configuration
end
return dap