diff options
Diffstat (limited to 'rba.tool.editor/src/rba/tool/editor/validation/validators/LowerThanOperatorValidator.xtend')
-rw-r--r-- | rba.tool.editor/src/rba/tool/editor/validation/validators/LowerThanOperatorValidator.xtend | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/rba.tool.editor/src/rba/tool/editor/validation/validators/LowerThanOperatorValidator.xtend b/rba.tool.editor/src/rba/tool/editor/validation/validators/LowerThanOperatorValidator.xtend new file mode 100644 index 0000000..1fde1f0 --- /dev/null +++ b/rba.tool.editor/src/rba/tool/editor/validation/validators/LowerThanOperatorValidator.xtend @@ -0,0 +1,40 @@ +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.LowerThanOperator +import rba.core.RBACorePackage +import rba.tool.editor.messages.Messages +import rba.tool.editor.validation.AbstractRBAModelValidator + +class LowerThanOperatorValidator extends AbstractRBAModelValidator { + + private String LOWERTHAN_OPERAND_SIZE_NULL = Messages.LOWERTHAN_OPERAND_SIZE_NULL; + + private String LOWERTHAN_OPERAND_SIZE = Messages.LOWERTHAN_OPERAND_SIZE; + + private String LOWERTHAN_OPERAND_TYPE = Messages.LOWERTHAN_OPERAND_TYPE; + + override register(EValidatorRegistrar registrar) { + // not needed for classes used as ComposedCheck + } + + @Check(NORMAL) + def checkLowerThanOperator(LowerThanOperator lowerThanOperator) { + if (lowerThanOperator.operand.size == 0) { + error(LOWERTHAN_OPERAND_SIZE_NULL, RBACorePackage.Literals.OPERATOR__OPERAND) + return; + } + if (lowerThanOperator.operand.size != 1) { + error(LOWERTHAN_OPERAND_SIZE, RBACorePackage.Literals.OPERATOR__OPERAND) + return; + } + for (operand : lowerThanOperator.operand) { + if (operand.type != ExpressionType.VALUE) { + error(LOWERTHAN_OPERAND_TYPE, RBACorePackage.Literals.OPERATOR__OPERAND) + return; + } + } + } +} |