clamp readBufferedDocuments to [0, bufferedCount]

mbroadst · mbroadst · commit 98e7cf6f42c3 · 2020-11-13T07:29:19.000-05:00
diff --git a/src/cursor/abstract_cursor.ts b/src/cursor/abstract_cursor.ts
@@ -170,7 +170,7 @@ export abstract class AbstractCursor extends EventEmitter {
 
   /** Returns current buffered documents */
   readBufferedDocuments(number: number): Document[] {
-    return this[kDocuments].splice(0, number);
+    return this[kDocuments].splice(0, Math.max(0, Math.min(number, this[kDocuments].length)));
   }
 
   [Symbol.asyncIterator](): AsyncIterator<Document | null> {

Original file line number	Diff line number	Diff line change
`@@ -170,7 +170,7 @@ export abstract class AbstractCursor extends EventEmitter {`
`170`	`170`
`171`	`171`	`/** Returns current buffered documents */`
`172`	`172`	`readBufferedDocuments(number: number): Document[] {`
`173`		`- return this[kDocuments].splice(0, number);`
	`173`	`+ return this[kDocuments].splice(0, Math.max(0, Math.min(number, this[kDocuments].length)));`
`174`	`174`	`}`
`175`	`175`
`176`	`176`	`[Symbol.asyncIterator](): AsyncIterator<Document \| null> {`