[Bug]: rrweb is throwing error if blockSelector is used and the matched element is not found.

[ashokduraikeg]

Preflight Checklist

• I have searched the issue tracker for a bug report that matches the one I want to file, without success.

What package is this bug report for?

rrweb

Version

2.0.0-alpha.4

Expected Behavior

When the blockSelector is configured, the rrweb should not throwing error and record if the blockSelector matched element is not found.

Actual Behavior

When the blockSelector is configured, the rrweb is throwing error and failed record if the blockSelector matched element is not found.

Steps to Reproduce

Step 1: Configure rrweb by passing below config in any html page.
rrweb.record({
emit(event) {
console.log(event)
},
"sampling": {
"media": 1000,
"mouseInteraction": true,
"scroll": 1000,
"input": "last",
"mousemove": false
},
"slimDOMOptions": true,
"blockSelector": ".clock",
"ignoreSelector": ".search-input",
"maskTextSelector": ".logo-title"
})
Step 2: Make sure there is element with the class name "clock"
Step 3: Load the html page in a browser.
Step 4: Now rrweb will theow the below error

Testcase Gist URL

No response

Additional Information

No response