code: function(hasFinalizer) {
  			this.tryContext = {
  				upper: this.tryContext,
  				position: "try",
  				hasFinalizer: hasFinalizer,
  
  				returnedForkContext: hasFinalizer ?
  					ForkContext.newEmpty(this.forkContext) :
  					null,
  
  				thrownForkContext: ForkContext.newEmpty(this.forkContext),
  				lastOfTryIsReachable: false,
  				lastOfCatchIsReachable: false
  			};
  		}
docs: -------------------------------------------------------------------------- TryStatement -------------------------------------------------------------------------- 
  Creates a context object of TryStatement and stacks it.
  
  @param {boolean} hasFinalizer - `true` if the try statement has a
  `finally` block.
  @returns {void}