Remove redundant bounds check #4247
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Resolves
This does not resolve any issue.
Proposed Changes
This pull request removes a redundant bounds check in
letterOf.Reason for Changes
Performing this bounds check ourselves is redundant since
String.prototype.charAtalready does it for us.Test Coverage
I have not added any tests to cover this change but I have checked the ECMAScript language specification to ensure that the change is sound: https://262.ecma-international.org/14.0/#sec-string.prototype.charat