allow getting the writer offset and the length of both readers and writers

base/ReaderBase.ts

@@ -14,6 +14,10 @@ export class ReaderBase {
 		return this.offset;
 	}
 
+	public get length() {
+		return this.buffer.length;
+	}
+
 	public readBuffer(bytes:number) {
 		const value = this.buffer.subarray(this.offset, this.offset + bytes);
 		this.offset += bytes;

base/WriterBase.ts

@@ -14,6 +14,14 @@ export class WriterBase {
 		this.resizable = size === 0;
 	}
 
+	public get writeOffset() {
+		return this.offset;
+	}
+
+	public get length() {
+		return this.buffer.length;
+	}
+
 	public toBuffer() {
 		return this.buffer;
 	}

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "bufferstuff",
-	"version": "1.4.0",
+	"version": "1.4.1",
 	"description": "A set of utility classes for reading and writing binary data in NodeJS and the browser",
 	"main": "./lib/index.js",
 	"types": "./lib/index.d.ts",