adas-core/adas-core.Domain/Utils/StringEx.cs

namespace adas_core.Domain.Utils;

public static class StringEx
{
    public static bool IsEmpty(this string source)
    {
        return string.IsNullOrEmpty(source);
    }

    public static bool IsEmptyOrWhiteSpace(this string source)
    {
        return string.IsNullOrWhiteSpace(source);
    }

    public static string SubstringAfter(this string source, string value)
    {
        if (string.IsNullOrEmpty(source) || string.IsNullOrEmpty(value)) return source;

        var index = source.IndexOf(value, StringComparison.Ordinal);
        return index >= 0
            ? source.Substring(index + value.Length)
            : source;
    }

    public static string SubstringBefore(this string source, string value)
    {
        if (string.IsNullOrEmpty(source) || string.IsNullOrEmpty(value)) return source;

        var index = source.IndexOf(value, StringComparison.Ordinal);
        return index >= 0
            ? source.Substring(0, index)
            : source;
    }
}