public XPathLocationExpressionEvaluator(ILocationExpression locationExpression, XPathCompiledExpression compiledExpression)
{
_locationExpression = locationExpression;
_compiledExpression = compiledExpression;
if (_locationExpression.Is <XPathLocationExpression>(out var xPathLocationExpression))
{
_assignType = xPathLocationExpression.AssignType;
_attribute = xPathLocationExpression.Attribute;
}
else
{
_assignType = XPathAssignType.ReplaceChildren;
}
}
public EcmaScriptLocationExpressionEvaluator(ILocationExpression locationExpression, Program program, Expression?leftExpression)
{
_locationExpression = locationExpression;
_program = program;
_leftExpression = leftExpression;
switch (leftExpression)
{
case null:
break;
case JintIdentifier identifier:
_name = identifier.Name;
_declare = CreateDeclareStatement(identifier);
break;
case MemberExpression memberExpression:
_name = ((JintIdentifier)memberExpression.Property).Name;
break;
default:
throw Infra.Unexpected <Exception>(leftExpression);
}
}
public void SetLocation(ILocationExpression location) => _location = location ?? throw new ArgumentNullException(nameof(location));
protected override void Visit(ref ILocationExpression expression)
{
expression = new Evaluator(expression.Expression);
}
protected override void Visit(ref ILocationExpression expression) => AddErrorMessage(expression, Resources.ErrorMessage_LocationExpressionNotSupportedForNull);
public LocationExpressionNode(ILocationExpression locationExpression)
{
Infra.NotNull(locationExpression.Expression);
_locationExpression = locationExpression;
}
