diff options
Diffstat (limited to 'rba.tool.editor/src/rba/tool/editor/validation/validators/IsChangedValidator.xtend')
-rw-r--r-- | rba.tool.editor/src/rba/tool/editor/validation/validators/IsChangedValidator.xtend | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/rba.tool.editor/src/rba/tool/editor/validation/validators/IsChangedValidator.xtend b/rba.tool.editor/src/rba/tool/editor/validation/validators/IsChangedValidator.xtend new file mode 100644 index 0000000..d807fcc --- /dev/null +++ b/rba.tool.editor/src/rba/tool/editor/validation/validators/IsChangedValidator.xtend @@ -0,0 +1,31 @@ +package rba.tool.editor.validation.validators + +import org.eclipse.xtext.validation.Check +import org.eclipse.xtext.validation.EValidatorRegistrar +import rba.core.IsChanged +import rba.core.RBACorePackage +import rba.tool.editor.messages.Messages +import rba.tool.editor.validation.AbstractRBAModelValidator +import rba.core.ExpressionType + +class IsChangedValidator extends AbstractRBAModelValidator { + private static final String OperatorName = IsChanged.simpleName + + override register(EValidatorRegistrar registrar) { + // not needed for classes used as ComposedCheck + } + + @Check(NORMAL) + def checkIsChanged(IsChanged isChanged) { + if (isChanged.operand.size > 1) { + error(String.format(Messages.OPERAND_SIZE_ONE, OperatorName), RBACorePackage.Literals.OPERATOR__OPERAND, 0) + } + + var firstOperand = isChanged.operand.get(0) + if (firstOperand.type != ExpressionType::AREA && firstOperand.type != ExpressionType::ZONE) { + error(String.format(Messages.FIRST_OPERAND_MUST_ALLOCATABLE, OperatorName), + RBACorePackage.Literals.OPERATOR__OPERAND, 0) + return; + } + } +} |