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Add link support for supported terminals

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Also refactors the code quite a bit, to make it a bit more
easier to add features like this in the future.

Closes #75
This commit is contained in:
Patrik Svensson
2020-09-11 00:34:45 +02:00
committed by Patrik Svensson
parent 1601ef24b3
commit 504746c5dc
33 changed files with 574 additions and 1539 deletions
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147
src/Spectre.Console/Internal/Extensions/AnsiConsoleExtensions.cs
View File

@ -1,147 +0,0 @@
using System;
using System.Diagnostics.CodeAnalysis;
namespace Spectre.Console.Internal
{
internal static class AnsiConsoleExtensions
{
public static IDisposable PushStyle(this IAnsiConsole console, Style style)
{
if (console is null)
{
throw new ArgumentNullException(nameof(console));
}
if (style is null)
{
throw new ArgumentNullException(nameof(style));
}
var current = new Style(console.Foreground, console.Background, console.Decoration);
console.SetColor(style.Foreground, true);
console.SetColor(style.Background, false);
console.Decoration = style.Decoration;
return new StyleScope(console, current);
}
public static IDisposable PushColor(this IAnsiConsole console, Color color, bool foreground)
{
if (console is null)
{
throw new ArgumentNullException(nameof(console));
}
var current = foreground ? console.Foreground : console.Background;
console.SetColor(color, foreground);
return new ColorScope(console, current, foreground);
}
public static IDisposable PushDecoration(this IAnsiConsole console, Decoration decoration)
{
if (console is null)
{
throw new ArgumentNullException(nameof(console));
}
var current = console.Decoration;
console.Decoration = decoration;
return new DecorationScope(console, current);
}
public static void SetColor(this IAnsiConsole console, Color color, bool foreground)
{
if (console is null)
{
throw new ArgumentNullException(nameof(console));
}
if (foreground)
{
console.Foreground = color;
}
else
{
console.Background = color;
}
}
}
internal sealed class StyleScope : IDisposable
{
private readonly IAnsiConsole _console;
private readonly Style _style;
public StyleScope(IAnsiConsole console, Style style)
{
_console = console ?? throw new ArgumentNullException(nameof(console));
_style = style ?? throw new ArgumentNullException(nameof(style));
}
[SuppressMessage("Design", "CA1065:Do not raise exceptions in unexpected locations")]
[SuppressMessage("Performance", "CA1821:Remove empty Finalizers")]
~StyleScope()
{
throw new InvalidOperationException("Style scope was not disposed.");
}
public void Dispose()
{
GC.SuppressFinalize(this);
_console.SetColor(_style.Foreground, true);
_console.SetColor(_style.Background, false);
_console.Decoration = _style.Decoration;
}
}
internal sealed class ColorScope : IDisposable
{
private readonly IAnsiConsole _console;
private readonly Color _color;
private readonly bool _foreground;
public ColorScope(IAnsiConsole console, Color color, bool foreground)
{
_console = console ?? throw new ArgumentNullException(nameof(console));
_color = color;
_foreground = foreground;
}
[SuppressMessage("Design", "CA1065:Do not raise exceptions in unexpected locations")]
[SuppressMessage("Performance", "CA1821:Remove empty Finalizers")]
~ColorScope()
{
throw new InvalidOperationException("Color scope was not disposed.");
}
public void Dispose()
{
GC.SuppressFinalize(this);
_console.SetColor(_color, _foreground);
}
}
internal sealed class DecorationScope : IDisposable
{
private readonly IAnsiConsole _console;
private readonly Decoration _decoration;
public DecorationScope(IAnsiConsole console, Decoration decoration)
{
_console = console ?? throw new ArgumentNullException(nameof(console));
_decoration = decoration;
}
[SuppressMessage("Design", "CA1065:Do not raise exceptions in unexpected locations")]
[SuppressMessage("Performance", "CA1821:Remove empty Finalizers")]
~DecorationScope()
{
throw new InvalidOperationException("Decoration scope was not disposed.");
}
public void Dispose()
{
GC.SuppressFinalize(this);
_console.Decoration = _decoration;
}
}
}

23
src/Spectre.Console/Internal/Extensions/StringExtensions.cs
View File

@ -78,5 +78,28 @@ namespace Spectre.Console.Internal
return result.ToArray();
}
// https://andrewlock.net/why-is-string-gethashcode-different-each-time-i-run-my-program-in-net-core/
public static int GetDeterministicHashCode(this string str)
{
unchecked
{
var hash1 = (5381 << 16) + 5381;
var hash2 = hash1;
for (var i = 0; i < str.Length; i += 2)
{
hash1 = ((hash1 << 5) + hash1) ^ str[i];
if (i == str.Length - 1)
{
break;
}
hash2 = ((hash2 << 5) + hash2) ^ str[i + 1];
}
return hash1 + (hash2 * 1566083941);
}
}
}
}