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Coverage.startJSCoverage() method

Signature:

class Coverage {
  startJSCoverage(options?: JSCoverageOptions): Promise<void>;
}

Parameters​

ParameterTypeDescription
optionsJSCoverageOptions(Optional) Set of configurable options for coverage defaults to resetOnNavigation : true, reportAnonymousScripts : false

Returns:

Promise<void>

Promise that resolves when coverage is started.

Remarks​

Anonymous scripts are ones that don't have an associated url. These are scripts that are dynamically created on the page using eval or new Function. If reportAnonymousScripts is set to true, anonymous scripts will have pptr://__puppeteer_evaluation_script__ as their URL.