public static string BuildText(
LambdaExpression expression,
Func<object, string> createParameterCallback,
CypherCapabilities capabilities = null)
{
capabilities = capabilities ?? CypherCapabilities.Default;
if (expression.NodeType == ExpressionType.Lambda &&
expression.Body.NodeType == ExpressionType.MemberAccess)
throw new NotSupportedException("Member access expressions, like Where(f => f.Foo), are not supported because these become ambiguous between C# and Cypher based on how Neo4j handles null values. Use a comparison instead, like Where(f => f.Foo == true).");
var myVisitor = new CypherWhereExpressionVisitor(createParameterCallback, capabilities);
myVisitor.Visit(expression);
return myVisitor.TextOutput.ToString();
}
public static string BuildText(
LambdaExpression expression,
Func <object, string> createParameterCallback,
CypherCapabilities capabilities = null)
{
capabilities = capabilities ?? CypherCapabilities.Default;
if (expression.NodeType == ExpressionType.Lambda &&
expression.Body.NodeType == ExpressionType.MemberAccess)
{
throw new NotSupportedException("Member access expressions, like Where(f => f.Foo), are not supported because these become ambiguous between C# and Cypher based on how Neo4j handles null values. Use a comparison instead, like Where(f => f.Foo == true).");
}
var myVisitor = new CypherWhereExpressionVisitor(createParameterCallback, capabilities);
myVisitor.Visit(expression);
return(myVisitor.TextOutput.ToString());
}