本文整理汇总了Java中org.eclipse.xtext.xbase.XBasicForLoopExpression.getUpdateExpressions方法的典型用法代码示例。如果您正苦于以下问题:Java XBasicForLoopExpression.getUpdateExpressions方法的具体用法?Java XBasicForLoopExpression.getUpdateExpressions怎么用?Java XBasicForLoopExpression.getUpdateExpressions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org.eclipse.xtext.xbase.XBasicForLoopExpression
的用法示例。
在下文中一共展示了XBasicForLoopExpression.getUpdateExpressions方法的7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: _computeTypes
import org.eclipse.xtext.xbase.XBasicForLoopExpression; //导入方法依赖的package包/类
protected void _computeTypes(final XBasicForLoopExpression object, final ITypeComputationState state) {
for(XExpression initExpression : object.getInitExpressions()) {
ITypeComputationState expressionState = state.withoutExpectation();
expressionState.computeTypes(initExpression);
addLocalToCurrentScope(initExpression, state);
}
state.withinScope(object);
XExpression expression = object.getExpression();
if (expression != null) {
LightweightTypeReference booleanType = getRawTypeForName(Boolean.TYPE, state);
ITypeComputationState conditionExpectation = state.withExpectation(booleanType);
conditionExpectation.computeTypes(expression);
}
XExpression eachExpression = object.getEachExpression();
ITypeComputationState stateWithoutExpectation = state.withoutExpectation();
ITypeComputationState eachExpressionState = reassignCheckedType(expression, eachExpression, stateWithoutExpectation);
eachExpressionState.computeTypes(eachExpression);
for (XExpression updateExpression : object.getUpdateExpressions()) {
eachExpressionState.computeTypes(updateExpression);
}
LightweightTypeReference primitiveVoid = getPrimitiveVoid(state);
state.acceptActualType(primitiveVoid);
}
示例2: _doEvaluate
import org.eclipse.xtext.xbase.XBasicForLoopExpression; //导入方法依赖的package包/类
protected Object _doEvaluate(XBasicForLoopExpression forLoop, IEvaluationContext context, CancelIndicator indicator) {
IEvaluationContext forkedContext = context.fork();
for (XExpression initExpression : forLoop.getInitExpressions()) {
internalEvaluate(initExpression, forkedContext, indicator);
}
XExpression expression = forLoop.getExpression();
Object condition = expression == null ? Boolean.TRUE : internalEvaluate(expression, forkedContext, indicator);
while (Boolean.TRUE.equals(condition)) {
internalEvaluate(forLoop.getEachExpression(), forkedContext, indicator);
for (XExpression updateExpression : forLoop.getUpdateExpressions()) {
internalEvaluate(updateExpression, forkedContext, indicator);
}
condition = expression == null ? Boolean.TRUE : internalEvaluate(expression, forkedContext, indicator);
}
return null;
}
示例3: testBasicForLoopExpression_0
import org.eclipse.xtext.xbase.XBasicForLoopExpression; //导入方法依赖的package包/类
@Test public void testBasicForLoopExpression_0() throws Exception {
XBasicForLoopExpression loop = (XBasicForLoopExpression) expression("for(var i = 0; i < 10; i = i + 1) {}");
for (XExpression initExpression : loop.getInitExpressions()) {
assertExpected(null, initExpression);
}
assertExpected("boolean", loop.getExpression());
for (XExpression updateExpression : loop.getUpdateExpressions()) {
assertExpected(null, updateExpression);
}
}
示例4: testBasicForLoopExpression_1
import org.eclipse.xtext.xbase.XBasicForLoopExpression; //导入方法依赖的package包/类
@Test public void testBasicForLoopExpression_1() throws Exception {
XBasicForLoopExpression loop = (XBasicForLoopExpression) expression("for(null; null; null) {}");
for (XExpression initExpression : loop.getInitExpressions()) {
assertExpected(null, initExpression);
}
assertExpected("boolean", loop.getExpression());
for (XExpression updateExpression : loop.getUpdateExpressions()) {
assertExpected(null, updateExpression);
}
}
示例5: testBasicForLoopExpression_2
import org.eclipse.xtext.xbase.XBasicForLoopExpression; //导入方法依赖的package包/类
@Test public void testBasicForLoopExpression_2() throws Exception {
XBasicForLoopExpression loop = (XBasicForLoopExpression) expression("for(;;) {}");
for (XExpression initExpression : loop.getInitExpressions()) {
assertExpected(null, initExpression);
}
assertExpected(null, loop.getExpression());
for (XExpression updateExpression : loop.getUpdateExpressions()) {
assertExpected(null, updateExpression);
}
}
示例6: toJavaBasicForStatement
import org.eclipse.xtext.xbase.XBasicForLoopExpression; //导入方法依赖的package包/类
/**
* @param isReferenced unused in this context but necessary for dispatch signature
*/
protected void toJavaBasicForStatement(XBasicForLoopExpression expr, ITreeAppendable b, boolean isReferenced) {
ITreeAppendable loopAppendable = b.trace(expr);
loopAppendable.openPseudoScope();
loopAppendable.newLine().append("for (");
EList<XExpression> initExpressions = expr.getInitExpressions();
XExpression firstInitExpression = IterableExtensions.head(initExpressions);
if (firstInitExpression instanceof XVariableDeclaration) {
XVariableDeclaration variableDeclaration = (XVariableDeclaration) firstInitExpression;
LightweightTypeReference type = appendVariableTypeAndName(variableDeclaration, loopAppendable);
loopAppendable.append(" = ");
if (variableDeclaration.getRight() != null) {
compileAsJavaExpression(variableDeclaration.getRight(), loopAppendable, type);
} else {
appendDefaultLiteral(loopAppendable, type);
}
} else {
for (int i = 0; i < initExpressions.size(); i++) {
if (i != 0) {
loopAppendable.append(", ");
}
XExpression initExpression = initExpressions.get(i);
compileAsJavaExpression(initExpression, loopAppendable, getLightweightType(initExpression));
}
}
loopAppendable.append(";");
XExpression expression = expr.getExpression();
if (expression != null) {
loopAppendable.append(" ");
internalToJavaExpression(expression, loopAppendable);
}
loopAppendable.append(";");
EList<XExpression> updateExpressions = expr.getUpdateExpressions();
for (int i = 0; i < updateExpressions.size(); i++) {
if (i != 0) {
loopAppendable.append(",");
}
loopAppendable.append(" ");
XExpression updateExpression = updateExpressions.get(i);
internalToJavaExpression(updateExpression, loopAppendable);
}
loopAppendable.append(") {").increaseIndentation();
XExpression eachExpression = expr.getEachExpression();
internalToJavaStatement(eachExpression, loopAppendable, false);
loopAppendable.decreaseIndentation().newLine().append("}");
loopAppendable.closeScope();
}
示例7: toJavaWhileStatement
import org.eclipse.xtext.xbase.XBasicForLoopExpression; //导入方法依赖的package包/类
protected void toJavaWhileStatement(XBasicForLoopExpression expr, ITreeAppendable b, boolean isReferenced) {
ITreeAppendable loopAppendable = b.trace(expr);
boolean needBraces = !bracesAreAddedByOuterStructure(expr);
if (needBraces) {
loopAppendable.newLine().increaseIndentation().append("{");
loopAppendable.openPseudoScope();
}
EList<XExpression> initExpressions = expr.getInitExpressions();
for (int i = 0; i < initExpressions.size(); i++) {
XExpression initExpression = initExpressions.get(i);
if (i < initExpressions.size() - 1) {
internalToJavaStatement(initExpression, loopAppendable, false);
} else {
internalToJavaStatement(initExpression, loopAppendable, isReferenced);
if (isReferenced) {
loopAppendable.newLine().append(getVarName(expr, loopAppendable)).append(" = (");
internalToConvertedExpression(initExpression, loopAppendable, getLightweightType(expr));
loopAppendable.append(");");
}
}
}
final String varName = loopAppendable.declareSyntheticVariable(expr, "_while");
XExpression expression = expr.getExpression();
if (expression != null) {
internalToJavaStatement(expression, loopAppendable, true);
loopAppendable.newLine().append("boolean ").append(varName).append(" = ");
internalToJavaExpression(expression, loopAppendable);
loopAppendable.append(";");
} else {
loopAppendable.newLine().append("boolean ").append(varName).append(" = true;");
}
loopAppendable.newLine();
loopAppendable.append("while (");
loopAppendable.append(varName);
loopAppendable.append(") {").increaseIndentation();
loopAppendable.openPseudoScope();
XExpression eachExpression = expr.getEachExpression();
internalToJavaStatement(eachExpression, loopAppendable, false);
EList<XExpression> updateExpressions = expr.getUpdateExpressions();
if (!updateExpressions.isEmpty()) {
for (XExpression updateExpression : updateExpressions) {
internalToJavaStatement(updateExpression, loopAppendable, false);
}
}
if (!isEarlyExit(eachExpression)) {
if (expression != null) {
internalToJavaStatement(expression, loopAppendable, true);
loopAppendable.newLine().append(varName).append(" = ");
internalToJavaExpression(expression, loopAppendable);
loopAppendable.append(";");
} else {
loopAppendable.newLine().append(varName).append(" = true;");
}
}
loopAppendable.closeScope();
loopAppendable.decreaseIndentation().newLine().append("}");
if (needBraces) {
loopAppendable.closeScope();
loopAppendable.decreaseIndentation().newLine().append("}");
}
}