blob: 71a46511dfbfe2ef67b67d7ea92a921aec433564 [file] [log] [blame]
#region License
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#endregion
using System;
namespace Gremlin.Net.Process.Traversal
{
internal class StringBasedLambda : ILambda
{
private const int DefaultArgument = -1;
private int _arguments;
public StringBasedLambda(string expression, string language)
{
LambdaExpression = expression;
Language = language;
_arguments = DefaultArgument;
}
public string LambdaExpression { get; }
public string Language { get; }
public int Arguments
{
get => _arguments;
protected set => _arguments = value;
}
}
internal class GroovyStringBasedLambda : StringBasedLambda
{
public GroovyStringBasedLambda(string expression) : base(expression, "gremlin-groovy")
{
// try to detect 1 or 2 argument lambda if possible otherwise go with unknown which is the default
if (!expression.Contains("->")) return;
var args = expression.Substring(0, expression.IndexOf("->", StringComparison.Ordinal));
Arguments = args.Contains(",") ? 2 : 1;
}
}
}