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-rw-r--r--packages/idb-bridge/src/util/enforceRange.ts17
1 files changed, 17 insertions, 0 deletions
diff --git a/packages/idb-bridge/src/util/enforceRange.ts b/packages/idb-bridge/src/util/enforceRange.ts
index 0cf3b6c85..9ac472757 100644
--- a/packages/idb-bridge/src/util/enforceRange.ts
+++ b/packages/idb-bridge/src/util/enforceRange.ts
@@ -1,3 +1,20 @@
+/*
+ Copyright 2017 Jeremy Scheff
+ Copyright 2019 Florian Dold
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ or implied. See the License for the specific language governing
+ permissions and limitations under the License.
+*/
+
// https://heycam.github.io/webidl/#EnforceRange
const enforceRange = (