public static bool ParseContextElement(Element element, ExpressionTerm expressionPart)
{
if (expressionPart.IsValidFunctionByName(".TargetElementName") == true)
{
element.TargetElementName = expressionPart.Value;
return(true);
}
else if (expressionPart.IsValidFunctionByName("TargetElementText") == true)
{
element.TargetElementText = expressionPart.Value;
element.TextFunction = expressionPart.FunctionArgument;
element.Equal = expressionPart.ExpressionBooleanCondition;
return(true);
}
else if (expressionPart.IsValidFunctionByRegex("Attribute(.*)\\.Text") == true)
{
element.Attributes.Add(new Model.Attribute(expressionPart.FunctionArgument)
{
Text = expressionPart.Value, ExactMatch = true
});
return(true);
}
else if (expressionPart.IsValidFunctionByRegex("Attribute(.*)\\.Contains") == true)
{
element.Attributes.Add(new Model.Attribute(expressionPart.FunctionArgument)
{
Text = expressionPart.Value, Equal = expressionPart.ExpressionBooleanCondition
});
return(true);
}
return(false);
}
public static bool ParsePosition(Element element, ExpressionTerm expressionPart)
{
if (expressionPart.IsValidFunctionByName(".Position") == true)
{
element.Position = Int32.Parse(expressionPart.Value);
return(true);
}
return(false);
}
public static bool ParseParent(Element element, ExpressionTerm expressionPart)
{
if (expressionPart.IsValidFunctionByName("Parent.Name") == true)
{
EnsureParent(element);
element.Parent.Name = expressionPart.Value;
return(true);
}
else if (expressionPart.IsValidFunctionByName("Parent.Text") == true)
{
EnsureParent(element);
element.Parent.Text = expressionPart.Value;
element.Parent.TextFunction = expressionPart.FunctionArgument;
element.Parent.TextContainsEqual = expressionPart.ExpressionBooleanCondition;
return(true);
}
else if (expressionPart.IsValidFunctionByRegex("Parent.Attribute(.*)\\.Contains") == true)
{
EnsureParent(element);
element.Parent.Attributes.Add(new Model.Attribute(expressionPart.FunctionArgument)
{
Text = expressionPart.Value, Equal = expressionPart.ExpressionBooleanCondition
});
return(true);
}
else if (expressionPart.IsValidFunctionByRegex("Parent.Attribute(.*)\\.Text") == true)
{
EnsureParent(element);
element.Parent.Attributes.Add(new Model.Attribute(expressionPart.FunctionArgument)
{
Text = expressionPart.Value, ExactMatch = true
});
return(true);
}
else if (expressionPart.IsValidFunctionByName("Parent.Position") == true)
{
element.Parent.Position = Int32.Parse(expressionPart.Value);
return(true);
}
return(false);
}
public static bool ParseSiblings(Element element, ExpressionTerm expressionPart)
{
if (expressionPart.IsValidFunctionByName(".FollowingSibling.Name") == true)
{
element.Siblings.Add(new Sibling()
{
Name = expressionPart.Value
});
return(true);
}
else if (expressionPart.IsValidFunctionByName(".PrecedingSibling.Name") == true)
{
element.Siblings.Add(new Sibling()
{
Name = expressionPart.Value, Preceding = true
});
return(true);
}
return(false);
}
public static bool ParseRelatives(Element element, ExpressionTerm expressionPart)
{
if (expressionPart.IsValidFunctionByName(".Descendant") == true)
{
element.Relatives.Add(new Relative()
{
Descendant = true, Name = expressionPart.Value
});
return(true);
}
if (expressionPart.IsValidFunctionByName(".Ancestor") == true)
{
element.Relatives.Add(new Relative()
{
Descendant = false, Name = expressionPart.Value
});
return(true);
}
return(false);
}
