gopher.nvim/lua/gopher/comment.lua

53 lines
1.2 KiB
Lua

---@toc_entry Generate comments
---@tag gopher.nvim-comments
---@usage Execute `:GoCmt` to generate a comment for the current function/method/struct/etc on this line.
---@text This module provides a way to generate comments for Go code.
local ts = require "gopher._utils.ts"
local log = require "gopher._utils.log"
local comment = {}
---@param bufnr integer
---@return string
local function generate(bufnr)
local cmt = "// "
local ok, res = pcall(ts.get_struct_under_cursor, bufnr)
if ok then
cmt = cmt .. res.name .. " "
return cmt
end
ok, res = pcall(ts.get_func_under_cursor, bufnr)
if ok then
cmt = cmt .. res.name .. " "
return cmt
end
ok, res = pcall(ts.get_interface_inder_cursor, bufnr)
if ok then
cmt = cmt .. res.name .. " "
return cmt
end
ok, res = pcall(ts.get_package_under_cursor, bufnr)
if ok then
cmt = cmt .. "Package " .. res.name .. " provides "
return cmt
end
return cmt
end
function comment.comment()
local bufnr = vim.api.nvim_get_current_buf()
local cmt = generate(bufnr)
log.debug("generated comment: " .. cmt)
local pos = vim.fn.getcurpos()[2]
vim.fn.append(pos - 1, cmt)
vim.fn.setpos(".", { 0, pos, #cmt })
vim.cmd "startinsert!"
end
return comment