checkpoint

This commit is contained in:
2020-04-30 20:40:52 -04:00
parent 9aa367e9f5
commit abba062f4f
28 changed files with 615 additions and 544 deletions

View File

@@ -1,122 +1,128 @@
using System;
using System.Collections.Generic;
using System.Collections.Immutable;
using System.Linq;
using System.Reflection;
using System.Runtime.CompilerServices;
using Foodsoft.Alpm;
// ReSharper disable once UnusedType.Global
namespace Samples
{
[Example("installed")]
internal class Installed : IExample
{
private static string ModToStr(Depend.ModType modType)
{
return modType switch
{
Depend.ModType.Any => "",
Depend.ModType.Equal => "==",
Depend.ModType.GreaterThanOrEqual => ">=",
Depend.ModType.LessThanOrEqual => "<=",
Depend.ModType.GreaterThan => ">",
Depend.ModType.LessThan => "<",
_ => throw new ArgumentOutOfRangeException(nameof(modType), modType, null)
};
}
public int Run(string[] args)
{
using var h = new Handle("/", "/var/lib/pacman");
using var db = h.LocalDB;
foreach (var pkg in db.PackageCache)
using (pkg)
{
Console.WriteLine($"Size: {pkg.DownloadSize}");
foreach (var d in pkg.OptDepends)
{
if (d.Description.Length == 0) continue;
Console.WriteLine("dep({0}): {1} {2} {3} {4}", pkg.Name, d.Name, ModToStr(d.Mod), d.Version,
d.Description);
foreach (var f in pkg.Backup)
Console.WriteLine($"{f.Name} {f.Hash}");
}
}
return 0;
}
}
[Example("search")]
internal class Search : IExample
{
public int Run(string[] args)
{
using var h = new Handle("/", "/var/lib/pacman");
using var db = h.RegisterSyncDB("core");
db.Servers = new[] {"http://www.google.com"};
using var pkg = db.PackageCache.FindSatisfier("gcc=9.3.0-1");
Console.WriteLine($"{pkg?.Name} {pkg?.Version}");
return 0;
}
}
}
namespace Samples
{
internal static class Program
{
private static int Main(string[] args)
{
var examples = (from t in Assembly.GetExecutingAssembly().GetTypes()
let attribute = (Example?) t.GetCustomAttribute(typeof(Example))
where attribute != null
select new {Name = attribute.Name, Type = t}).ToImmutableDictionary((e) => e.Name);
if (args.Length < 1)
{
Console.Error.WriteLine("Sample");
foreach (var example in examples.Values)
{
Console.Error.WriteLine("{0}", example.Name);
}
return 1;
}
int ret;
try
{
ret = ((IExample) Activator.CreateInstance(examples[args[0]].Type)!).Run(args);
}
catch (AlpmException e)
{
Console.Error.WriteLine("{0}", e.Message);
return 1;
}
return ret;
}
}
[AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct, AllowMultiple = false)]
public class Example : Attribute
{
public string Name { get; }
public Example(string name)
{
Name = name;
}
}
public interface IExample
{
public int Run(string[] args);
}
using System;
using System.Collections.Generic;
using System.Collections.Immutable;
using System.Linq;
using System.Reflection;
using System.Runtime.CompilerServices;
using Foodsoft.Alpm;
// ReSharper disable once UnusedType.Global
namespace Samples
{
[Example("installed")]
internal class Installed : IExample
{
private static string ModToStr(Depend.ModType modType)
{
return modType switch
{
Depend.ModType.Any => "",
Depend.ModType.Equal => "==",
Depend.ModType.GreaterThanOrEqual => ">=",
Depend.ModType.LessThanOrEqual => "<=",
Depend.ModType.GreaterThan => ">",
Depend.ModType.LessThan => "<",
_ => throw new ArgumentOutOfRangeException(nameof(modType), modType, null)
};
}
public int Run(string[] args)
{
using var h = new Handle("/", "/var/lib/pacman");
using var db = h.LocalDB;
foreach (var pkg in db.PackageCache)
using (pkg)
{
Console.WriteLine($"Size: {pkg.DownloadSize}");
foreach (var d in pkg.OptDepends)
{
if (d.Description.Length == 0) continue;
Console.WriteLine("dep({0}): {1} {2} {3} {4}", pkg.Name, d.Name, ModToStr(d.Mod), d.Version,
d.Description);
foreach (var f in pkg.Backup)
Console.WriteLine($"{f.Name} {f.Hash}");
}
}
return 0;
}
}
[Example("search")]
internal class Search : IExample
{
public int Run(string[] args)
{
using var h = new Handle("/", "/var/lib/pacman");
using var db = h.RegisterSyncDB("core");
db.Servers = new[] {"http://www.google.com"};
//using var pkg = db.PackageCache.FindSatisfier("gcc=9.3.0-1");
var result = db.Search(new string[] {"gcc", "objc"});
foreach (var pkg in result)
using (pkg)
{
Console.WriteLine($"{pkg?.Name} {pkg?.Version}");
}
return 0;
}
}
}
namespace Samples
{
internal static class Program
{
private static int Main(string[] args)
{
var examples = (from t in Assembly.GetExecutingAssembly().GetTypes()
let attribute = (Example?) t.GetCustomAttribute(typeof(Example))
where attribute != null
select new {Name = attribute.Name, Type = t}).ToImmutableDictionary((e) => e.Name);
if (args.Length < 1)
{
Console.Error.WriteLine("Sample");
foreach (var example in examples.Values)
{
Console.Error.WriteLine("{0}", example.Name);
}
return 1;
}
int ret;
try
{
ret = ((IExample) Activator.CreateInstance(examples[args[0]].Type)!).Run(args);
}
catch (AlpmException e)
{
Console.Error.WriteLine("{0}", e.Message);
return 1;
}
return ret;
}
}
[AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct, AllowMultiple = false)]
public class Example : Attribute
{
public string Name { get; }
public Example(string name)
{
Name = name;
}
}
public interface IExample
{
public int Run(string[] args);
}
}