Java XIfExpression.getThen方法代码示例

import org.eclipse.xtext.xbase.XIfExpression; //导入方法依赖的package包/类
@Test
public void testReassignedType_01() {
  try {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("{ var it = new Object() if (it instanceof String) {} }");
    XExpression _expression = this.expression(_builder, false);
    XExpression _last = IterableExtensions.<XExpression>last(((XBlockExpression) _expression).getExpressions());
    final XIfExpression ifExpr = ((XIfExpression) _last);
    XExpression _then = ifExpr.getThen();
    final XBlockExpression block = ((XBlockExpression) _then);
    final IExpressionScope expressionScope = this._iBatchTypeResolver.resolveTypes(block).getExpressionScope(block, IExpressionScope.Anchor.BEFORE);
    this.contains(expressionScope, "charAt");
    this.contains(expressionScope, "it");
    this.contains(expressionScope, "operator_lessThan");
  } catch (Throwable _e) {
    throw Exceptions.sneakyThrow(_e);
  }
}
 

import org.eclipse.xtext.xbase.XIfExpression; //导入方法依赖的package包/类
@Test
public void testReassignedType_02() {
  try {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("{ var it = new Object() if (it instanceof String) { it = new Object() } }");
    XExpression _expression = this.expression(_builder, false);
    XExpression _last = IterableExtensions.<XExpression>last(((XBlockExpression) _expression).getExpressions());
    final XIfExpression ifExpr = ((XIfExpression) _last);
    XExpression _then = ifExpr.getThen();
    final XBlockExpression block = ((XBlockExpression) _then);
    final IExpressionScope expressionScope = this._iBatchTypeResolver.resolveTypes(block).getExpressionScope(block, IExpressionScope.Anchor.BEFORE);
    this.contains(expressionScope, "charAt");
    this.contains(expressionScope, "it");
    this.contains(expressionScope, "operator_lessThan");
  } catch (Throwable _e) {
    throw Exceptions.sneakyThrow(_e);
  }
}
 

import org.eclipse.xtext.xbase.XIfExpression; //导入方法依赖的package包/类
@Test
public void testReassignedType_03() {
  try {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("{ var it = new Object() if (it instanceof String) { it = new Object() } }");
    XExpression _expression = this.expression(_builder, false);
    XExpression _last = IterableExtensions.<XExpression>last(((XBlockExpression) _expression).getExpressions());
    final XIfExpression ifExpr = ((XIfExpression) _last);
    XExpression _then = ifExpr.getThen();
    final XBlockExpression block = ((XBlockExpression) _then);
    final XExpression assignment = IterableExtensions.<XExpression>head(block.getExpressions());
    final IExpressionScope expressionScope = this._iBatchTypeResolver.resolveTypes(assignment).getExpressionScope(assignment, IExpressionScope.Anchor.AFTER);
    this.containsNot(expressionScope, "charAt");
    this.contains(expressionScope, "it");
    this.containsNot(expressionScope, "operator_lessThan");
  } catch (Throwable _e) {
    throw Exceptions.sneakyThrow(_e);
  }
}
 

import org.eclipse.xtext.xbase.XIfExpression; //导入方法依赖的package包/类
@Test public void testIf_3() throws Exception {
	XIfExpression ie = (XIfExpression) expression("if (foo) bar else if (baz) if (apa) bpa else cpa");
	XIfExpression nestedIf = (XIfExpression) ie.getElse();
	XIfExpression secondNested = (XIfExpression) nestedIf.getThen();
	XFeatureCall cpa = (XFeatureCall) secondNested.getElse();
	assertEquals("cpa",cpa.getConcreteSyntaxFeatureName());
}
 

import org.eclipse.xtext.xbase.XIfExpression; //导入方法依赖的package包/类
@Override
protected boolean isVariableDeclarationRequired(XExpression expr, ITreeAppendable b, boolean recursive) {
	if (expr instanceof XAnnotation) {
		return false;
	}
	if (expr instanceof XListLiteral) {
		return false;
	}
	if (expr instanceof XSetLiteral) {
		return false;
	}
	if (expr instanceof XCastedExpression) {
		return false;
	}
	if (expr instanceof XInstanceOfExpression) {
		return false;
	}
	if (expr instanceof XMemberFeatureCall && isVariableDeclarationRequired((XMemberFeatureCall) expr, b))
		return true;
	EObject container = expr.eContainer();
	if ((container instanceof XVariableDeclaration)
		|| (container instanceof XReturnExpression) 
		|| (container instanceof XThrowExpression)) {
		return false;
	}
	if (container instanceof XIfExpression) {
		XIfExpression ifExpression = (XIfExpression) container;
		if (ifExpression.getThen() == expr || ifExpression.getElse() == expr) {
			return false;
		}
	}
	if (container instanceof XCasePart) {
		XCasePart casePart = (XCasePart) container;
		if (casePart.getThen() == expr) {
			return false;
		}
	}
	if (container instanceof XSwitchExpression) {
		XSwitchExpression switchExpression = (XSwitchExpression) container;
		if (switchExpression.getDefault() == expr) {
			return false;
		}
	}
	if (container instanceof XBlockExpression) {
		List<XExpression> siblings = ((XBlockExpression) container).getExpressions();
		if (siblings.get(siblings.size() - 1) == expr) {
			return isVariableDeclarationRequired(getFeatureCall(expr), expr, b);
		}
	}
	if (container instanceof XClosure) {
		if (((XClosure) container).getExpression() == expr) {
			return false;
		}
	}
	if (expr instanceof XAssignment) {
		XAssignment a = (XAssignment) expr;
		for (XExpression arg : getActualArguments(a)) {
			if (isVariableDeclarationRequired(arg, b, recursive)) {
				return true;
			}
		}
	}
	return super.isVariableDeclarationRequired(expr, b, recursive);
}
 

import org.eclipse.xtext.xbase.XIfExpression; //导入方法依赖的package包/类
@Override
protected XExpression getElse(XIfExpression ifExpression) {
	if (ifExpression.getElse() != null)
		return ifExpression.getThen();
	return super.getElse(ifExpression);
}
 

import org.eclipse.xtext.xbase.XIfExpression; //导入方法依赖的package包/类
/**
 * Only for testing purpose.
 * @nooverride This method is not intended to be re-implemented or extended by clients.
 * @noreference This method is not intended to be referenced by clients.
 */
/* @Nullable */
protected XExpression getThen(XIfExpression ifExpression) {
	return ifExpression.getThen();
}