nl_tokens: The function to override CodePathAnalyzer . prototype . leaveNode in order to address process . exit () as throw .
pl_tokens: function overrideLeaveNode ( node ) { if ( isProcessExit ( node ) ) { this . currentNode = node forwardCurrentToHead ( this , node ) CodePath . getState ( this . codePath ) . makeThrow ( ) this . original . leaveNode ( node ) this . currentNode = null } else { originalLeaveNode . <mask> ( this , node ) } }