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Diffstat (limited to 'ext/bg/js/util.js')
| -rw-r--r-- | ext/bg/js/util.js | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/ext/bg/js/util.js b/ext/bg/js/util.js index c88c2768..0527dc0b 100644 --- a/ext/bg/js/util.js +++ b/ext/bg/js/util.js @@ -88,6 +88,8 @@ function utilSetDifference(setA, setB) { function utilStringHashCode(string) { let hashCode = 0; + if (typeof string !== 'string') { return hashCode; } + for (let i = 0, charCode = string.charCodeAt(i); i < string.length; charCode = string.charCodeAt(++i)) { hashCode = ((hashCode << 5) - hashCode) + charCode; hashCode |= 0; |