using System;

namespace Ariadne.Generator
{
    /// <summary>
    /// The code-behind files to write for a compilation's arcs, and everything to report about them.
    /// </summary>
    public sealed class ArcComposition : IEquatable<ArcComposition>
    {
        public readonly EquatableArray<ArcFile> Files;
        public readonly EquatableArray<DiagnosticData> Diagnostics;

        public ArcComposition(EquatableArray<ArcFile> files, EquatableArray<DiagnosticData> diagnostics)
        {
            Files = files;
            Diagnostics = diagnostics;
        }

        public bool Equals(ArcComposition other)
        {
            return other != null && Files.Equals(other.Files) && Diagnostics.Equals(other.Diagnostics);
        }

        public override bool Equals(object obj)
        {
            return Equals(obj as ArcComposition);
        }

        public override int GetHashCode()
        {
            return Files.GetHashCode() * 31 + Diagnostics.GetHashCode();
        }
    }
}