fix(pg-cursor): EventEmitter memory leak (brianc#2501)

Eronana · web-flow · commit 8faf8a093722 · 2021-04-13T10:57:37.000-05:00
diff --git a/packages/pg-cursor/index.js b/packages/pg-cursor/index.js
@@ -28,6 +28,9 @@ util.inherits(Cursor, EventEmitter)
 Cursor.prototype._ifNoData = function () {
   this.state = 'idle'
   this._shiftQueue()
+  if (this.connection) {
+    this.connection.removeListener('rowDescription', this._rowDescription)
+  }
 }
 
 Cursor.prototype._rowDescription = function () {

Original file line number	Diff line number	Diff line change
`@@ -28,6 +28,9 @@ util.inherits(Cursor, EventEmitter)`
`28`	`28`	`Cursor.prototype._ifNoData = function () {`
`29`	`29`	`this.state = 'idle'`
`30`	`30`	`this._shiftQueue()`
	`31`	`+ if (this.connection) {`
	`32`	`+ this.connection.removeListener('rowDescription', this._rowDescription)`
	`33`	`+ }`
`31`	`34`	`}`
`32`	`35`
`33`	`36`	`Cursor.prototype._rowDescription = function () {`