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using System;
using System.Diagnostics;
using System.Globalization;
using LibGit2Sharp.Core;
using LibGit2Sharp.Core.Handles;
namespace LibGit2Sharp
{
/// <summary>
/// A reference to a <see cref = "Blob" /> known by the <see cref = "Index" />.
/// </summary>
[DebuggerDisplayAttribute("{DebuggerDisplay,nq}")]
public class IndexEntry : IEquatable<IndexEntry>
{
private static readonly LambdaEqualityHelper<IndexEntry> equalityHelper =
new LambdaEqualityHelper<IndexEntry>(x => x.Path, x => x.Id, x => x.Mode, x => x.StageLevel);
/// <summary>
/// Gets the relative path to the file within the working directory.
/// </summary>
public virtual string Path { get; private set; }
/// <summary>
/// Gets the file mode.
/// </summary>
public virtual Mode Mode { get; private set; }
/// <summary>
/// Gets the stage number.
/// </summary>
public virtual StageLevel StageLevel { get; private set; }
/// <summary>
/// Gets the id of the <see cref = "Blob" /> pointed at by this index entry.
/// </summary>
public virtual ObjectId Id { get; private set; }
internal static IndexEntry BuildFromPtr(Repository repo, IndexEntrySafeHandle handle)
{
if (handle == null || handle.IsZero)
{
return null;
}
GitIndexEntry entry = handle.MarshalAsGitIndexEntry();
var path = FilePathMarshaler.FromNative(entry.Path);
return new IndexEntry
{
Path = path.Native,
Id = entry.oid,
StageLevel = Proxy.git_index_entry_stage(handle),
Mode = (Mode)entry.Mode
};
}
/// <summary>
/// Determines whether the specified <see cref = "Object" /> is equal to the current <see cref = "IndexEntry" />.
/// </summary>
/// <param name = "obj">The <see cref = "Object" /> to compare with the current <see cref = "IndexEntry" />.</param>
/// <returns>True if the specified <see cref = "Object" /> is equal to the current <see cref = "IndexEntry" />; otherwise, false.</returns>
public override bool Equals(object obj)
{
return Equals(obj as IndexEntry);
}
/// <summary>
/// Determines whether the specified <see cref = "IndexEntry" /> is equal to the current <see cref = "IndexEntry" />.
/// </summary>
/// <param name = "other">The <see cref = "IndexEntry" /> to compare with the current <see cref = "IndexEntry" />.</param>
/// <returns>True if the specified <see cref = "IndexEntry" /> is equal to the current <see cref = "IndexEntry" />; otherwise, false.</returns>
public bool Equals(IndexEntry other)
{
return equalityHelper.Equals(this, other);
}
/// <summary>
/// Returns the hash code for this instance.
/// </summary>
/// <returns>A 32-bit signed integer hash code.</returns>
public override int GetHashCode()
{
return equalityHelper.GetHashCode(this);
}
/// <summary>
/// Tests if two <see cref = "IndexEntry" /> are equal.
/// </summary>
/// <param name = "left">First <see cref = "IndexEntry" /> to compare.</param>
/// <param name = "right">Second <see cref = "IndexEntry" /> to compare.</param>
/// <returns>True if the two objects are equal; false otherwise.</returns>
public static bool operator ==(IndexEntry left, IndexEntry right)
{
return Equals(left, right);
}
/// <summary>
/// Tests if two <see cref = "IndexEntry" /> are different.
/// </summary>
/// <param name = "left">First <see cref = "IndexEntry" /> to compare.</param>
/// <param name = "right">Second <see cref = "IndexEntry" /> to compare.</param>
/// <returns>True if the two objects are different; false otherwise.</returns>
public static bool operator !=(IndexEntry left, IndexEntry right)
{
return !Equals(left, right);
}
private string DebuggerDisplay
{
get
{
return string.Format(CultureInfo.InvariantCulture,
"{0} ({1}) => \"{2}\"", Path, StageLevel, Id.ToString(7));
}
}
}
}
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