go.nvim/lua/go/mockgen.lua

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2022-07-05 22:28:29 +00:00
-- local ts_utils = require 'nvim-treesitter.ts_utils'
local utils = require("go.utils")
local log = utils.log
local vfn = vim.fn
local mockgen = "mockgen" -- GoMock f *Foo io.Writer
-- use ts to get name
local function get_interface_name()
local row, col = unpack(vim.api.nvim_win_get_cursor(0))
local name = require("go.ts.go").get_interface_node_at_pos(row, col)
if name == nil then
return nil
end
utils.log(name)
if name == nil then
return ""
end
local node_name = name.name
-- let move the cursor to end of line of struct name
local dim = name.dim.e
-- let move cursor
local r, c = dim.r, dim.c
utils.log("move cusror to ", r, c)
vim.api.nvim_win_set_cursor(0, { r, c })
return node_name
end
local run = function(opts)
require("go.install").install(mockgen)
local long_opts = {
package = "p",
source = "s",
destination = "d",
interface = "i",
}
local getopt = require("go.alt_getopt")
local short_opts = "p:d:i:s"
local args = opts.fargs or {}
log(args)
local optarg, _, reminder = getopt.get_opts(args, short_opts, long_opts)
local mockgen_cmd = { mockgen }
utils.log(arg)
local sep = require("go.utils").sep()
local ifname = get_interface_name()
if optarg["i"] ~= nil and #optarg["i"] > 0 then
ifname = optarg["i"]
end
local fpath = utils.rel_path(true) -- rel/path/only
log(fpath, mockgen_cmd)
local sname = vfn.expand("%:t") -- name.go only
if fpath ~= "" then
fpath = fpath .. sep
end
if ifname == "" then
-- source mode default
table.insert(mockgen_cmd, "-source")
table.insert(mockgen_cmd, fpath .. sname)
else
-- need to get the import path
local bufnr = vim.api.nvim_get_current_buf()
local pkg = require("go.package").pkg_from_path(nil, bufnr)
if pkg ~= nil and type(pkg) == "table" and pkg[1] then
table.insert(mockgen_cmd, pkg[1])
end
table.insert(mockgen_cmd, ifname)
end
local pkgname = optarg["p"] or "mocks"
table.insert(mockgen_cmd, "-package")
table.insert(mockgen_cmd, pkgname)
local dname = fpath .. pkgname .. sep .. "mock_" .. sname
table.insert(mockgen_cmd, "-destination")
table.insert(mockgen_cmd, dname)
log(mockgen_cmd)
utils.log(mockgen_cmd)
-- vim.cmd("normal! $%") -- do a bracket match. changed to treesitter
local opts = {
on_exit = function(code, signal, data)
if code ~= 0 or signal ~= 0 then
-- there will be error popup from runner
-- utils.warn("mockgen failed" .. vim.inspect(data))
return
end
data = vim.split(data, "\n")
data = utils.handle_job_data(data)
if not data then
return
end
--
vim.schedule(function()
utils.info(vfn.join(mockgen_cmd, " ") .. " finished " .. vfn.join(data, " "))
end)
end,
}
local runner = require("go.runner")
runner.run(mockgen_cmd, opts)
return mockgen_cmd
end
return { run = run }