go.nvim/lua/go/doc.lua

110 lines
3.1 KiB
Lua

local M = {}
local utils = require('go.utils')
local log = utils.log
local gopls = require('go.gopls')
local help_items = {}
function M.help_complete(arglead, cmdline, cursorPos)
if #help_items < 1 then
local doc = vim.fn.systemlist('go help')
if vim.v.shell_error ~= 0 then
return
end
for _, line in ipairs(doc) do
local m = string.match(line, '^%s+([%w%p]+)')
if m ~= nil and m ~= 'go' then
table.insert(help_items, m)
end
end
table.sort(help_items)
end
return table.concat(help_items, '\n')
end
local function match_partial_item_name(pkg, pattern)
local cmd = string.format('go doc %s', pkg)
local doc = vim.fn.systemlist(cmd)
if vim.v.shell_error ~= 0 then
return
end
local items = {}
for _, _type in ipairs {'var', 'const', 'func', 'type'} do
local patterns = {
string.format('^%%s*%s (%s%%w+)', _type, pattern),
string.format('^%%s*%s %%(.-%%) (%s%%w+)', _type, pattern)
}
log(patterns)
for _, line in ipairs(doc) do
local m
for _, pat in ipairs(patterns) do
m = string.match(line, pat)
if m then
log(m)
table.insert(items, m)
break
end
end
end
end
table.sort(items)
log(items)
return items
end
function M.doc_complete(arglead, cmdline, cursorPos)
log(arglead, cmdline)
local words = vim.split(cmdline, '%s+')
if #words > 2 and string.match(words[#words - 1], '^-') == nil then
local pkg = words[#words - 1]
local item = words[#words]
return table.concat(match_partial_item_name(pkg, item), '\n')
elseif #words > 1 and string.match(words[#words], '^[^-].+%..*') ~= nil then
local pkg, item, method = unpack(vim.split(words[#words], '%.'))
if method then
pkg = string.format('%s.%s', pkg, item)
item = method
end
local comps = match_partial_item_name(pkg, item)
for i, comp in ipairs(comps or {}) do
comps[i] = string.format('%s.%s', pkg, comp)
end
return table.concat(comps or {}, '\n')
elseif #words > 1 and string.match(words[#words], '^-') == nil then
local result = gopls.list_known_packages()
if result and result.result and result.result.Packages then
local pkgs = result.result.Packages
return table.concat(pkgs or {}, '\n')
end
end
return ''
end
--
M.run = function(type, args)
-- local offset = string.format("%s:#%i", fname, byte_offset)
local setup = {'go', type}
vim.list_extend(setup, args)
local j = vim.fn.jobstart(setup, {
on_stdout = function(jobid, data, event)
data = utils.handle_job_data(data)
if not data then
return
end
-- log(data)
local close_events = {"CursorMoved", "CursorMovedI", "BufHidden", "InsertCharPre"}
local config = {close_events = close_events, focusable = true, border = 'single'}
vim.lsp.util.open_floating_preview(data, 'go', config)
-- local result = vim.fn.json_decode(data)
-- if result.errors ~= nil or result.lines == nil or result["start"] == nil or result["start"] == 0 then
-- print("failed to get doc" .. vim.inspect(result))
-- end
end
})
end
return M