improve profile

Author: chemzqm

.gitignore

@@ -1 +1,2 @@
 lib
+profile

.npmignore

@@ -3,3 +3,4 @@ test
 src
 hug.vim
 mini.vim
+profile

README.md

@@ -27,7 +27,7 @@ Install [nodejs](https://nodejs.org/en/download/) and [yarn](https://yarnpkg.com
 
 Install [python-client](https://github.com/neovim/python-client) (used for testing) by:
 
-    pip install neovim
+    pip install pynvim
 
 Start testing service by:
 
@@ -80,15 +80,21 @@ There're some methods that no clear way to implement for vim:
 Some methods requires python support of vim to work, you should either have
 `has('python')` or `has('python3')` to `1` with vim.
 
-## Tips
+## Performance
 
-- `requestId > 0` for request, use `ch_evalexpr`
-- `requestId = 0` for notification, use `ch_sendraw`
-- `requestId < 0` for response, send by vim
+Here's the performance data on my mac use CPU: 2.6 GHz Intel Core i7
 
-Vim use new line character for the end of JSON text.
+Request data from vim:
 
-Avoid use request for vim that not response.
+- `1Mb` around 13ms
+- `100kb` < 5ms
+- `10kb` < 1ms
+
+Request data from server:
+
+- `1Mb` around 53ms
+- `100kb` < 7ms
+- `10kb` < 2ms
 
 ## LICENSE
 

bin/server.js

@@ -1,4 +1,4 @@
-const attach = require('neovim').attach
+const attach = require('@chemzqm/neovim').attach
 const logger = require('../lib/logger')('server')
 
 let nvim
@@ -16,23 +16,19 @@ if (process.env.NVIM_LISTEN_ADDRESS) {
   })
 }
 
-nvim.on('notification', (method, args) => {
-  logger.info('notification', method, JSON.stringify(args))
-})
-
-nvim.on('request', (method, args, resp) => {
-  let len = args[0]
-  let buffer = Buffer.alloc(len, 'a')
-  resp.send({r: buffer.toString('ascii')})
+nvim.on('request', (_method, args, resp) => {
+  let buffer = Buffer.alloc(args[0], 'a')
+  resp.send({ r: buffer.toString('ascii') })
 })
 
 nvim.channelId.then(async channelId => {
   await nvim.setVar('channel_id', channelId)
   nvim.command('doautocmd User ServerInit')
   await benchMark()
+  await nvim.call('StartProfile', [])
 })
 
-process.on('uncaughtException', function(err) {
+process.on('uncaughtException', function (err) {
   logger.error('uncaughtException', err.stack)
 })
 
@@ -41,12 +37,12 @@ process.on('unhandledRejection', (reason, p) => {
 })
 
 async function benchMark() {
-  let counts = [10, 100, 1024, 10240]
+  let counts = [10240, 102400, 1024000]
   for (let c of counts) {
     let now = Date.now()
-    for (let i = 0; i < 1000; i++) {
+    for (let i = 0; i < 100; i++) {
       await nvim.call('CreateData', c)
     }
-    logger.info('Cost: ', c, Date.now() - now)
+    logger.info('Cost: ', c, (Date.now() - now) / 100)
   }
 }