chore: clean old snapshot method

Unitech · Jul 20, 2018 · d064750 · d064750
1 parent dc61bca
commit d064750
Showing 1 changed file with 23 additions and 35 deletions.
diff --git a/lib/Daemon.js b/lib/Daemon.js
@@ -154,7 +154,7 @@ Daemon.prototype.innerStart = function(cb) {
  var profiler;
 
  try {
- profiler = semver.satisfies(process.version, '<= 10.0.0') ? require('v8-profiler-node8') : require('inspector');
+ profiler = semver.satisfies(process.version, '>= 10.0.0') ? require('inspector') : null;
  } catch(e) {
  profiler = null;
  }
@@ -164,43 +164,31 @@ Daemon.prototype.innerStart = function(cb) {
  */
  function snapshotPM2(msg, cb) {
  if (profiler == null) {
- console.log('v8-profiler is not available');
- return cb(new Error('v8-profiler is not available'));
+ console.log('Heap snapshot is not available (node 10+)');
+ return cb(new Error('Heap snapshot is not available (node 10+)'));
  }
 
- if (semver.satisfies(process.version, '>= 10.0.0')) {
- const session = new profiler.Session()
- session.connect()
- session.post('HeapProfiler.enable')
-
- const chunks = []
- session.on('HeapProfiler.addHeapSnapshotChunk', (data) => {
- chunks.push(data.params.chunk)
- })
-
- session.post('HeapProfiler.takeHeapSnapshot', {
- reportProgress: false
- }, (err, data) => {
- if (err) return cb(err)
-
- fs.writeFile(msg.pwd, chunks.join(''), function() {
- session.post('Profiler.disable')
- session.disconnect()
-
- return cb(null, {file : msg.pwd});
- });
- })
-
- } else {
- var snapshot1 = profiler.takeSnapshot();
- var path = require('path');
- snapshot1.export(function(error, result) {
- fs.writeFile(msg.pwd, result, function() {
- snapshot1.delete();
- return cb(null, {file : msg.pwd});
- });
+ const session = new profiler.Session()
+ session.connect()
+ session.post('HeapProfiler.enable')
+
+ const chunks = []
+ session.on('HeapProfiler.addHeapSnapshotChunk', (data) => {
+ chunks.push(data.params.chunk)
+ })
+
+ session.post('HeapProfiler.takeHeapSnapshot', {
+ reportProgress: false
+ }, (err, data) => {
+ if (err) return cb(err)
+
+ fs.writeFile(msg.pwd, chunks.join(''), function() {
+ session.post('Profiler.disable')
+ session.disconnect()
+
+ return cb(null, {file : msg.pwd});
  });
- }
+ })
  }
 
  function startProfilingPM2(msg, cb) {