本文整理汇总了Java中jdk.nashorn.internal.ir.ForNode.getInit方法的典型用法代码示例。如果您正苦于以下问题：Java ForNode.getInit方法的具体用法？Java ForNode.getInit怎么用？Java ForNode.getInit使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类jdk.nashorn.internal.ir.ForNode的用法示例。
在下文中一共展示了ForNode.getInit方法的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: enterForNode
import jdk.nashorn.internal.ir.ForNode; //导入方法依赖的package包/类
@Override
public boolean enterForNode(final ForNode forNode) {
if(!reachable) {
return false;
}
final Expression init = forNode.getInit();
if(forNode.isForIn()) {
final JoinPredecessorExpression iterable = forNode.getModify();
iterable.accept(this);
enterTestFirstLoop(forNode, null, init,
// If we're iterating over property names, and we can discern from the runtime environment
// of the compilation that the object being iterated over must use strings for property
// names (e.g., it is a native JS object or array), then we'll not bother trying to treat
// the property names optimistically.
!compiler.useOptimisticTypes() || (!forNode.isForEach() && compiler.hasStringPropertyIterator(iterable.getExpression())));
} else {
if(init != null) {
init.accept(this);
}
enterTestFirstLoop(forNode, forNode.getModify(), null, false);
}
return false;
}
示例2: enterForNode
import jdk.nashorn.internal.ir.ForNode; //导入方法依赖的package包/类
@Override
public boolean enterForNode(final ForNode forNode) {
if(!method.isReachable()) {
return false;
}
enterStatement(forNode);
if (forNode.isForIn()) {
enterForIn(forNode);
} else {
final Expression init = forNode.getInit();
if (init != null) {
loadAndDiscard(init);
}
enterForOrWhile(forNode, forNode.getModify());
}
return false;
}
示例3: enterForNode
import jdk.nashorn.internal.ir.ForNode; //导入方法依赖的package包/类
@Override
public boolean enterForNode(final ForNode forNode) {
if(!reachable) {
return false;
}
final Expression init = forNode.getInit();
if(forNode.isForInOrOf()) {
final JoinPredecessorExpression iterable = forNode.getModify();
visitExpression(iterable);
enterTestFirstLoop(forNode, null, init,
// If we're iterating over property names, and we can discern from the runtime environment
// of the compilation that the object being iterated over must use strings for property
// names (e.g., it is a native JS object or array), then we'll not bother trying to treat
// the property names optimistically.
!compiler.useOptimisticTypes() || (!forNode.isForEach() && compiler.hasStringPropertyIterator(iterable.getExpression())));
} else {
if(init != null) {
visitExpressionOnEmptyStack(init);
}
enterTestFirstLoop(forNode, forNode.getModify(), null, false);
}
assertTypeStackIsEmpty();
return false;
}
示例4: enterForNode
import jdk.nashorn.internal.ir.ForNode; //导入方法依赖的package包/类
@Override
public boolean enterForNode(final ForNode forNode) {
if(!method.isReachable()) {
return false;
}
enterStatement(forNode);
if (forNode.isForInOrOf()) {
enterForIn(forNode);
} else {
final Expression init = forNode.getInit();
if (init != null) {
loadAndDiscard(init);
}
enterForOrWhile(forNode, forNode.getModify());
}
return false;
}
示例5: enterForNode
import jdk.nashorn.internal.ir.ForNode; //导入方法依赖的package包/类
@Override
public boolean enterForNode(final ForNode forNode) {
if(!reachable) {
return false;
}
final Expression init = forNode.getInit();
if(forNode.isForIn()) {
final JoinPredecessorExpression iterable = forNode.getModify();
visitExpression(iterable);
enterTestFirstLoop(forNode, null, init,
// If we're iterating over property names, and we can discern from the runtime environment
// of the compilation that the object being iterated over must use strings for property
// names (e.g., it is a native JS object or array), then we'll not bother trying to treat
// the property names optimistically.
!compiler.useOptimisticTypes() || (!forNode.isForEach() && compiler.hasStringPropertyIterator(iterable.getExpression())));
} else {
if(init != null) {
visitExpressionOnEmptyStack(init);
}
enterTestFirstLoop(forNode, forNode.getModify(), null, false);
}
assertTypeStackIsEmpty();
return false;
}
示例6: enterForNode
import jdk.nashorn.internal.ir.ForNode; //导入方法依赖的package包/类
@Override
public boolean enterForNode(final ForNode forNode) {
if (es6 && (forNode.getInit() instanceof ObjectNode || forNode.getInit() instanceof ArrayLiteralNode)) {
throwNotImplementedYet("es6.destructuring", forNode);
}
return super.enterForNode(forNode);
}
示例7: enterFor
import jdk.nashorn.internal.ir.ForNode; //导入方法依赖的package包/类
private void enterFor(final ForNode forNode) {
final Expression init = forNode.getInit();
final Expression test = forNode.getTest();
final Block body = forNode.getBody();
final Expression modify = forNode.getModify();
if (init != null) {
init.accept(this);
}
final Label loopLabel = new Label("loop");
final Label testLabel = new Label("test");
method._goto(testLabel);
method.label(loopLabel);
body.accept(this);
method.label(forNode.getContinueLabel());
if (!body.isTerminal() && modify != null) {
load(modify);
}
method.label(testLabel);
if (test != null) {
new BranchOptimizer(this, method).execute(test, loopLabel, true);
} else {
method._goto(loopLabel);
}
method.label(forNode.getBreakLabel());
}
示例8: enterForIn
import jdk.nashorn.internal.ir.ForNode; //导入方法依赖的package包/类
private void enterForIn(final ForNode forNode) {
final Block body = forNode.getBody();
final Expression modify = forNode.getModify();
final Symbol iter = forNode.getIterator();
final Label loopLabel = new Label("loop");
final Expression init = forNode.getInit();
load(modify, Type.OBJECT);
method.invoke(forNode.isForEach() ? ScriptRuntime.TO_VALUE_ITERATOR : ScriptRuntime.TO_PROPERTY_ITERATOR);
method.store(iter);
method._goto(forNode.getContinueLabel());
method.label(loopLabel);
new Store<Expression>(init) {
@Override
protected void storeNonDiscard() {
return;
}
@Override
protected void evaluate() {
method.load(iter);
method.invoke(interfaceCallNoLookup(Iterator.class, "next", Object.class));
}
}.store();
body.accept(this);
method.label(forNode.getContinueLabel());
method.load(iter);
method.invoke(interfaceCallNoLookup(Iterator.class, "hasNext", boolean.class));
method.ifne(loopLabel);
method.label(forNode.getBreakLabel());
}