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package rba.tool.editor.validation.validators
import org.eclipse.xtext.validation.Check
import org.eclipse.xtext.validation.EValidatorRegistrar
import rba.core.ExpressionType
import rba.core.ObjectCompare
import rba.core.RBACorePackage
import rba.tool.editor.messages.Messages
import rba.tool.editor.validation.AbstractRBAModelValidator
import static rba.tool.editor.validation.validators.ValidatorUtils.*;
import rba.core.Expression
import java.util.List
class ObjectCompareValidator extends AbstractRBAModelValidator {
override register(EValidatorRegistrar registrar) {
// not needed for classes used as ComposedCheck
}
def protected getOperatorName() {
return ObjectCompare.simpleName;
}
@Check(NORMAL)
def checkObjectCompare(ObjectCompare objectCompare) {
doCheck(objectCompare.operand);
}
/** Check points.
* * operand size is 2.
* * type of operands are AREA/CONTENT/ZONE/SOUND.
*/
def protected doCheck(List<Expression> operands) {
if (!operandSizeMustBeTwo(operands, getOperatorName, [ msg | error(msg, RBACorePackage.Literals.OPERATOR__OPERAND, 0)])) {
return;
}
val first = operands.get(0)
switch (first.type) {
case ExpressionType.VALUE: {
val message = String.format(Messages.FIRST_OPERAND_MUST_BE_OBJECT, getOperatorName);
error(message, RBACorePackage.Literals.OPERATOR__OPERAND, 0, null)
return;
}
case AREA,
case CONTENT,
case CONTENT_STATE,
case ZONE,
case SOUND: {
}
default: {
val message = String.format(Messages.OPERANDS_MUST_BE_OBJECT, getOperatorName);
error(message, RBACorePackage.Literals.OPERATOR__OPERAND, 0, null)
return;
}
}
for (var i = 1; i < operands.size; i++) {
var operand = operands.get(i)
if (operand.type !== first.type && ObjectsMustBeAreaOrContent(operand.type, first.type)) {
val message = String.format(Messages.OPERANDS_MUST_BE_OBJECT, getOperatorName);
error(message, RBACorePackage.Literals.OPERATOR__OPERAND, i, null)
return;
}
}
}
def private boolean ObjectsMustBeAreaOrContent(ExpressionType type1, ExpressionType type2) {
return true
}
}
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