added extra exception infos

src/core/ArgumentException.ts

@@ -3,4 +3,6 @@ import Exception from './Exception';
 /**
  * Custom Error class of type Exception.
  */
-export default class ArgumentException extends Exception {}
+export default class ArgumentException extends Exception {
+  static readonly kind: string = 'ArgumentException';
+}

src/core/ArithmeticException.ts

@@ -3,4 +3,6 @@ import Exception from './Exception';
 /**
  * Custom Error class of type Exception.
  */
-export default class ArithmeticException extends Exception {}
+export default class ArithmeticException extends Exception {
+  static readonly kind: string = 'ArithmeticException';
+}

src/core/ArrayIndexOutOfBoundsException.ts

@@ -4,6 +4,7 @@ import IndexOutOfBoundsException from './IndexOutOfBoundsException';
  * Custom Error class of type Exception.
  */
 export default class ArrayIndexOutOfBoundsException extends IndexOutOfBoundsException {
+  static readonly kind: string = 'ArrayIndexOutOfBoundsException';
   constructor(
     public index: number = undefined,
     public message: string = undefined

src/core/ChecksumException.ts

@@ -4,6 +4,7 @@ import Exception from './Exception';
  * Custom Error class of type Exception.
  */
 export default class ChecksumException extends Exception {
+  static readonly kind: string = 'ChecksumException';
   static getChecksumInstance(): ChecksumException {
     return new ChecksumException();
   }

src/core/Exception.ts

@@ -5,6 +5,11 @@ import { CustomError } from 'ts-custom-error';
  */
 export default class Exception extends CustomError {
 
+  /**
+   * It's typed as string so it can be extended and overriden.
+   */
+  static readonly kind: string = 'Exception';
+
   /**
    * Allows Exception to be constructed directly
    * with some message and prototype definition.
@@ -14,4 +19,9 @@ export default class Exception extends CustomError {
   ) {
     super(message);
   }
+
+  public getKind(): string {
+    const ex = <typeof Exception>this.constructor;
+    return ex.kind;
+  }
 }

src/core/FormatException.ts

@@ -5,6 +5,8 @@ import Exception from './Exception';
  */
 export default class FormatException extends Exception {
 
+  static readonly kind: string = 'FormatException';
+
     static getFormatInstance(): FormatException {
         return new FormatException();
     }

src/core/IllegalArgumentException.ts

@@ -3,4 +3,6 @@ import Exception from './Exception';
 /**
  * Custom Error class of type Exception.
  */
-export default class IllegalArgumentException extends Exception {}
+export default class IllegalArgumentException extends Exception {
+  static readonly kind: string = 'IllegalArgumentException';
+}

src/core/IllegalStateException.ts

@@ -3,4 +3,6 @@ import Exception from './Exception';
 /**
  * Custom Error class of type Exception.
  */
-export default class IllegalStateException extends Exception {}
+export default class IllegalStateException extends Exception {
+  static readonly kind: string = 'IllegalStateException';
+}

src/core/IndexOutOfBoundsException.ts

@@ -3,4 +3,6 @@ import Exception from './Exception';
 /**
  * Custom Error class of type Exception.
  */
-export default class IndexOutOfBoundsException extends Exception {}
+export default class IndexOutOfBoundsException extends Exception {
+  static readonly kind: string = 'IndexOutOfBoundsException';
+}

src/core/NotFoundException.ts

@@ -4,6 +4,7 @@ import Exception from './Exception';
  * Custom Error class of type Exception.
  */
 export default class NotFoundException extends Exception {
+  static readonly kind: string = 'NotFoundException';
   static getNotFoundInstance(): NotFoundException {
     return new NotFoundException();
   }

src/core/NullPointerException.ts

@@ -3,4 +3,6 @@ import Exception from './Exception';
 /**
  * Custom Error class of type Exception.
  */
-export default class NullPointerException extends Exception {}
+export default class NullPointerException extends Exception {
+  static readonly kind: string = 'NullPointerException';
+}

src/core/ReaderException.ts

@@ -3,4 +3,6 @@ import Exception from './Exception';
 /**
  * Custom Error class of type Exception.
  */
-export default class ReaderException extends Exception {}
+export default class ReaderException extends Exception {
+  static readonly kind: string = 'ReaderException';
+}

src/core/ReedSolomonException.ts

@@ -3,4 +3,6 @@ import Exception from './Exception';
 /**
  * Custom Error class of type Exception.
  */
-export default class ReedSolomonException extends Exception {}
+export default class ReedSolomonException extends Exception {
+  static readonly kind: string = 'ReedSolomonException';
+}

src/core/UnsupportedOperationException.ts

@@ -3,4 +3,6 @@ import Exception from './Exception';
 /**
  * Custom Error class of type Exception.
  */
-export default class UnsupportedOperationException extends Exception {}
+export default class UnsupportedOperationException extends Exception {
+  static readonly kind: string = 'UnsupportedOperationException';
+}

src/core/WriterException.ts

@@ -3,4 +3,6 @@ import Exception from './Exception';
 /**
  * Custom Error class of type Exception.
  */
-export default class WriterException extends Exception {}
+export default class WriterException extends Exception {
+  static readonly kind: string = 'WriterException';
+}