Module jdk.scripting.nashorn

Package jdk.nashorn.api.tree

Interface YieldTree

All Superinterfaces:

ExpressionTree, Tree

public interface YieldTree
extends ExpressionTree

A tree node for yield expressions used in generator functions. For example:

 function* id(){
     var index = 0;
     while(index < 10)
         yield index++;
 }
 

Since:

9

Nested Class Summary

Nested classes/interfaces inherited from interface jdk.nashorn.api.tree.Tree

Tree.Kind

Method Summary

Modifier and Type	Method	Description
ExpressionTree	getExpression()	Returns the expression that is yielded.
boolean	isStar()	Is this a yield * expression in a generator function?

Methods inherited from interface jdk.nashorn.api.tree.Tree

accept, getEndPosition, getKind, getStartPosition

Method Detail

getExpression

ExpressionTree getExpression()

Returns the expression that is yielded.

Returns:

The expression that is yielded.

isStar

boolean isStar()

Is this a yield * expression in a generator function? For example:

 function* id(){
     yield 1;
     yield * anotherGeneratorFunc();
     yield 10;
 }
 

Returns:

true if this is a yield * expression