private static string Clean(Expression condition)
{
var binary = condition as BinaryExpression;
string str = null;
if (binary?.NodeType == ExpressionType.Equal)
{
var constant = binary.Right as ConstantExpression;
if (constant != null && constant.Type == typeof(bool) && constant.Value.Equals(true))
{
str = ExtensionReducer.Reduce(binary.Left).ToString();
}
}
if (str == null)
{
str = ExtensionReducer.Reduce(condition).ToString();
}
if (str.StartsWith("(") && str.EndsWith(")"))
{
return(str.Substring(1, str.Length - 2));
}
return(str);
}
protected Expression Reduce(Expression source, Expression arg1)
{
if (arg1 == null)
{
return(Call(null, Method.Method, source));
}
return(Call(null, Method.Method, source, ExtensionReducer.Reduce(arg1)));
}
public static Exception MergeMultiParameterLambda(LinqExpression node, LinqExpression innerExpr)
{
return(new NotSupportedException($"Cannot merge method '{node.Method.Method.Name}' in expression '{ExtensionReducer.Reduce(node)}': one or more lambda expressions reference multiple lambda parameters. {localSplit}"));
}
