55 lines
1.3 KiB
Lua
55 lines
1.3 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 name string
|
|
---@return string
|
|
---@private
|
|
local function template(name)
|
|
return "// " .. name .. " "
|
|
end
|
|
|
|
---@param bufnr integer
|
|
---@return string
|
|
---@private
|
|
local function generate(bufnr)
|
|
local s_ok, s_res = pcall(ts.get_struct_under_cursor, bufnr)
|
|
if s_ok then
|
|
return template(s_res.name)
|
|
end
|
|
|
|
local f_ok, f_res = pcall(ts.get_func_under_cursor, bufnr)
|
|
if f_ok then
|
|
return template(f_res.name)
|
|
end
|
|
|
|
local i_ok, i_res = pcall(ts.get_interface_under_cursor, bufnr)
|
|
if i_ok then
|
|
return template(i_res.name)
|
|
end
|
|
|
|
local p_ok, p_res = pcall(ts.get_package_under_cursor, bufnr)
|
|
if p_ok then
|
|
return "// Package " .. p_res.name .. " provides "
|
|
end
|
|
|
|
return "// "
|
|
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
|