add license prefix

Author: ericvergnaud

runtime/JavaScript/src/antlr4/TokenSource.js

@@ -1,2 +1,6 @@
+/* Copyright (c) 2012-2022 The ANTLR Project Contributors. All rights reserved.
+ * Use is of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
 export default class TokenSource {}
 

runtime/JavaScript/src/antlr4/TokenStream.js

@@ -1,3 +1,7 @@
+/* Copyright (c) 2012-2022 The ANTLR Project Contributors. All rights reserved.
+ * Use is of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
 // this is just to keep meaningful parameter types to Parser
 export default class TokenStream {}
 

runtime/JavaScript/src/antlr4/TraceListener.js

@@ -1,3 +1,7 @@
+/* Copyright (c) 2012-2022 The ANTLR Project Contributors. All rights reserved.
+ * Use is of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
 import ParseTreeListener from "./tree/ParseTreeListener.js";
 
 export default class TraceListener extends ParseTreeListener {

runtime/JavaScript/src/antlr4/action/LexerAction.js

@@ -1,3 +1,7 @@
+/* Copyright (c) 2012-2022 The ANTLR Project Contributors. All rights reserved.
+ * Use is of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
 import HashCode from "../misc/HashCode.js";
 
 /* Copyright (c) 2012-2022 The ANTLR Project. All rights reserved.

runtime/JavaScript/src/antlr4/action/LexerChannelAction.js

@@ -1,3 +1,7 @@
+/* Copyright (c) 2012-2022 The ANTLR Project Contributors. All rights reserved.
+ * Use is of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
 import {default as LexerActionType } from "../atn/LexerActionType.js";
 import LexerAction from "./LexerAction.js";
 

runtime/JavaScript/src/antlr4/action/LexerCustomAction.js

@@ -1,3 +1,7 @@
+/* Copyright (c) 2012-2022 The ANTLR Project Contributors. All rights reserved.
+ * Use is of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
 import {default as LexerActionType } from "../atn/LexerActionType.js";
 import LexerAction from "./LexerAction.js";
 

runtime/JavaScript/src/antlr4/action/LexerIndexedCustomAction.js

@@ -1,3 +1,7 @@
+/* Copyright (c) 2012-2022 The ANTLR Project Contributors. All rights reserved.
+ * Use is of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
 /**
  * This implementation of {@link LexerAction} is used for tracking input offsets
  * for position-dependent actions within a {@link LexerActionExecutor}.

runtime/JavaScript/src/antlr4/action/LexerModeAction.js

@@ -1,3 +1,7 @@
+/* Copyright (c) 2012-2022 The ANTLR Project Contributors. All rights reserved.
+ * Use is of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
 import {default as LexerActionType } from "../atn/LexerActionType.js";
 import LexerAction from "./LexerAction.js";
 

runtime/JavaScript/src/antlr4/action/LexerMoreAction.js

@@ -1,3 +1,7 @@
+/* Copyright (c) 2012-2022 The ANTLR Project Contributors. All rights reserved.
+ * Use is of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
 import {default as LexerActionType } from "../atn/LexerActionType.js";
 import LexerAction from "./LexerAction.js";
 

runtime/JavaScript/src/antlr4/action/LexerPopModeAction.js

@@ -1,3 +1,7 @@
+/* Copyright (c) 2012-2022 The ANTLR Project Contributors. All rights reserved.
+ * Use is of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
 import {default as LexerActionType } from "../atn/LexerActionType.js";
 import LexerAction from "./LexerAction.js";