honeylisp/vendor/lite-plugins/plugins/gofmt.lua
Jeremy Penner cb5132f393 git subrepo clone https://github.com/rxi/lite-plugins vendor/lite-plugins
subrepo:
  subdir:   "vendor/lite-plugins"
  merged:   "de4227d"
upstream:
  origin:   "https://github.com/rxi/lite-plugins"
  branch:   "master"
  commit:   "de4227d"
git-subrepo:
  version:  "0.4.2"
  origin:   "https://github.com/ingydotnet/git-subrepo"
  commit:   "65fde50"
2020-11-19 21:04:39 -05:00

50 lines
1.2 KiB
Lua

local core = require "core"
local command = require "core.command"
local keymap = require "core.keymap"
local function exec(cmd)
local fp = io.popen(cmd, "r")
local res = fp:read("*a")
local success = fp:close()
return res:gsub("%\n$", ""), success
end
local function get_cmd_text(cmd, doc)
local active_filename = doc and system.absolute_path(doc.filename or "")
return exec(string.format("%s %s", cmd, active_filename))
end
local function update_doc(cmd, doc)
local text, success = get_cmd_text(cmd, doc)
if success == nil then
local err_text = "Command '%s' not found in the system"
core.error(string.format(err_text, cmd))
return
end
local sel = { doc:get_selection() }
doc:remove(1, 1, math.huge, math.huge)
doc:insert(1, 1, text)
doc:set_selection(table.unpack(sel))
end
command.add("core.docview", {
["gofmt:gofmt"] = function()
update_doc("gofmt", core.active_view.doc)
end,
["gofmt:goimports"] = function()
update_doc("goimports", core.active_view.doc)
end,
["gofmt:goreturns"] = function()
update_doc("goreturns", core.active_view.doc)
end,
})
keymap.add {
["ctrl+i"] = "gofmt:gofmt",
["ctrl+h"] = "gofmt:goimports",
["ctrl+u"] = "gofmt:goreturns",
}