minetest_x_bows/bin/lua-language-server-3.5.6-l.../script/proto/proto.lua
2022-11-03 11:37:33 -04:00

224 lines
5.2 KiB
Lua
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

local subprocess = require 'bee.subprocess'
local util = require 'utility'
local await = require 'await'
local pub = require 'pub'
local jsonrpc = require 'jsonrpc'
local define = require 'proto.define'
local json = require 'json'
local inspect = require 'inspect'
local reqCounter = util.counter()
local function logSend(buf)
if not RPCLOG then
return
end
log.info('rpc send:', buf)
end
local function logRecieve(proto)
if not RPCLOG then
return
end
log.info('rpc recieve:', json.encode(proto))
end
local m = {}
m.ability = {}
m.waiting = {}
m.holdon = {}
function m.getMethodName(proto)
if proto.method:sub(1, 2) == '$/' then
return proto.method, true
else
return proto.method, false
end
end
---@param callback async fun()
function m.on(method, callback)
m.ability[method] = callback
end
function m.send(data)
local buf = jsonrpc.encode(data)
logSend(buf)
io.write(buf)
end
function m.response(id, res)
if id == nil then
log.error('Response id is nil!', inspect(res))
return
end
assert(m.holdon[id])
m.holdon[id] = nil
local data = {}
data.id = id
data.result = res == nil and json.null or res
m.send(data)
end
function m.responseErr(id, code, message)
if id == nil then
log.error('Response id is nil!', inspect(message))
return
end
assert(m.holdon[id])
m.holdon[id] = nil
m.send {
id = id,
error = {
code = code,
message = message,
}
}
end
function m.notify(name, params)
m.send {
method = name,
params = params,
}
end
---@async
function m.awaitRequest(name, params)
local id = reqCounter()
m.send {
id = id,
method = name,
params = params,
}
local result, error = await.wait(function (resume)
m.waiting[id] = {
id = id,
method = name,
params = params,
resume = resume,
}
end)
if error then
log.warn(('Response of [%s] error [%d]: %s'):format(name, error.code, error.message))
end
return result
end
function m.request(name, params, callback)
local id = reqCounter()
m.send {
id = id,
method = name,
params = params,
}
m.waiting[id] = {
id = id,
method = name,
params = params,
resume = function (result, error)
if error then
log.warn(('Response of [%s] error [%d]: %s'):format(name, error.code, error.message))
end
if callback then
callback(result)
end
end
}
end
local secretOption = {
process = function (item, path)
if path[1] == 'params'
and path[2] == 'textDocument'
and path[3] == 'text'
and path[4] == nil then
return '"***"'
end
return item
end
}
function m.doMethod(proto)
logRecieve(proto)
local method, optional = m.getMethodName(proto)
local abil = m.ability[method]
if proto.id then
m.holdon[proto.id] = proto
end
if not abil then
if not optional then
log.warn('Recieved unknown proto: ' .. method)
end
if proto.id then
m.responseErr(proto.id, define.ErrorCodes.MethodNotFound, method)
end
return
end
await.call(function () ---@async
--log.debug('Start method:', method)
if proto.id then
await.setID('proto:' .. proto.id)
end
local clock = os.clock()
local ok = false
local res
-- 任务可能在执行过程中被中断通过close来捕获
local response <close> = function ()
local passed = os.clock() - clock
if passed > 0.5 then
log.warn(('Method [%s] takes [%.3f]sec. %s'):format(method, passed, inspect(proto, secretOption)))
end
--log.debug('Finish method:', method)
if not proto.id then
return
end
await.close('proto:' .. proto.id)
if ok then
m.response(proto.id, res)
else
m.responseErr(proto.id, proto._closeReason or define.ErrorCodes.InternalError, proto._closeMessage or res)
end
end
ok, res = xpcall(abil, log.error, proto.params)
await.delay()
end)
end
function m.close(id, reason, message)
local proto = m.holdon[id]
if not proto then
return
end
proto._closeReason = reason
proto._closeMessage = message
await.close('proto:' .. id)
end
function m.doResponse(proto)
logRecieve(proto)
local id = proto.id
local waiting = m.waiting[id]
if not waiting then
log.warn('Response id not found: ' .. inspect(proto))
return
end
m.waiting[id] = nil
if proto.error then
waiting.resume(nil, proto.error)
return
end
waiting.resume(proto.result)
end
function m.listen()
subprocess.filemode(io.stdin, 'b')
subprocess.filemode(io.stdout, 'b')
io.stdin:setvbuf 'no'
io.stdout:setvbuf 'no'
pub.task('loadProto')
end
return m