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Prevent errors if PDFFindController.executeCommand is ever called without a state object

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Most of the code in `PDFFindController` assumes that a valid `state` always exits, hence it cannot hurt to add a simple check to avoid errors being thrown.
This commit is contained in:
Jonas Jenwald 2018-11-05 11:10:31 +01:00
parent 8afb550218
commit 06609b5337
1 changed files with 3 additions and 0 deletions
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3
web/pdf_find_controller.js
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@ -111,6 +111,9 @@ class PDFFindController {
} }
executeCommand(cmd, state) { executeCommand(cmd, state) {
if (!state) {
return;
}
const pdfDocument = this._pdfDocument; const pdfDocument = this._pdfDocument;
if (this._state === null || this._shouldDirtyMatch(cmd, state)) { if (this._state === null || this._shouldDirtyMatch(cmd, state)) {