Safe.cs
190 lines
| 6.2 KiB
| text/x-csharp
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CSharpLexer
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r289 | using System; | ||
using System.Collections.Generic; | ||||
using System.Text.RegularExpressions; | ||||
using System.Diagnostics; | ||||
using System.Collections; | ||||
using System.Runtime.CompilerServices; | ||||
using System.Threading.Tasks; | ||||
using System.Threading; | ||||
#if NET_4_5 | ||||
using System.Threading.Tasks; | ||||
#endif | ||||
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r295 | namespace Implab { | ||
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r289 | public static class Safe | ||
{ | ||||
[MethodImpl(MethodImplOptions.AggressiveInlining)] | ||||
public static void ArgumentAssert(bool condition, string paramName) { | ||||
if (!condition) | ||||
throw new ArgumentException("The parameter is invalid", paramName); | ||||
} | ||||
[MethodImpl(MethodImplOptions.AggressiveInlining)] | ||||
public static void ArgumentMatch(string value, string paramName, Regex rx) { | ||||
if (rx == null) | ||||
throw new ArgumentNullException("rx"); | ||||
if (!rx.IsMatch(value)) | ||||
throw new ArgumentException(String.Format("The prameter value must match {0}", rx), paramName); | ||||
} | ||||
[MethodImpl(MethodImplOptions.AggressiveInlining)] | ||||
public static void ArgumentNotEmpty(string value, string paramName) { | ||||
if (String.IsNullOrEmpty(value)) | ||||
throw new ArgumentException("The parameter can't be empty", paramName); | ||||
} | ||||
[MethodImpl(MethodImplOptions.AggressiveInlining)] | ||||
public static void ArgumentNotEmpty<T>(T[] value, string paramName) { | ||||
if (value == null || value.Length == 0) | ||||
throw new ArgumentException("The array must be not emty", paramName); | ||||
} | ||||
[MethodImpl(MethodImplOptions.AggressiveInlining)] | ||||
public static void ArgumentNotNull(object value, string paramName) { | ||||
if (value == null) | ||||
throw new ArgumentNullException(paramName); | ||||
} | ||||
[MethodImpl(MethodImplOptions.AggressiveInlining)] | ||||
internal static void ArgumentGreaterEqThan(int value, int min, string paramName) { | ||||
if (value < min) | ||||
throw new ArgumentOutOfRangeException(paramName); | ||||
} | ||||
public static object CreateDefaultValue(Type type) { | ||||
if (type.IsValueType) | ||||
return Activator.CreateInstance(type); | ||||
return null; | ||||
} | ||||
[MethodImpl(MethodImplOptions.AggressiveInlining)] | ||||
public static void ArgumentInRange(bool condition, string paramName) { | ||||
if (!condition) | ||||
throw new ArgumentOutOfRangeException(paramName); | ||||
} | ||||
[MethodImpl(MethodImplOptions.AggressiveInlining)] | ||||
public static void ArgumentOfType(object value, Type type, string paramName) { | ||||
if (!type.IsInstanceOfType(value)) | ||||
throw new ArgumentException(String.Format("The parameter must be of type {0}", type), paramName); | ||||
} | ||||
public static void Dispose(params IDisposable[] objects) { | ||||
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r292 | if (objects != null) | ||
foreach (var d in objects) | ||||
if (d != null) | ||||
d.Dispose(); | ||||
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r289 | } | ||
public static void Dispose(params object[] objects) { | ||||
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r292 | if (objects != null) | ||
foreach (var obj in objects) { | ||||
var d = obj as IDisposable; | ||||
if (d != null) | ||||
d.Dispose(); | ||||
} | ||||
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r289 | } | ||
public static void DisposeCollection(IEnumerable<IDisposable> objects) { | ||||
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r292 | if (objects != null) | ||
foreach (var d in objects) | ||||
Dispose(d); | ||||
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r289 | } | ||
public static void DisposeCollection(IEnumerable objects) { | ||||
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r292 | if (objects != null) | ||
foreach (var d in objects) | ||||
Dispose(d); | ||||
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r289 | } | ||
public static void Dispose(object obj) { | ||||
if (obj is IDisposable) | ||||
Dispose((IDisposable)obj); | ||||
} | ||||
[DebuggerStepThrough] | ||||
public static void DispatchEvent<T>(this EventHandler<T> handler, object sender, T args) { | ||||
if (handler != null) | ||||
handler(sender, args); | ||||
} | ||||
[DebuggerStepThrough] | ||||
public static void DispatchEvent(this EventHandler handler, object sender, EventArgs args) { | ||||
if (handler != null) | ||||
handler(sender, args); | ||||
} | ||||
[DebuggerStepThrough] | ||||
public static IPromise<T> Run<T>(Func<T> action) { | ||||
ArgumentNotNull(action, "action"); | ||||
try { | ||||
return Promise.Resolve(action()); | ||||
} catch (Exception err) { | ||||
return Promise.Reject<T>(err); | ||||
} | ||||
} | ||||
[DebuggerStepThrough] | ||||
public static IPromise Run(Action action) { | ||||
ArgumentNotNull(action, "action"); | ||||
try { | ||||
action(); | ||||
return Promise.Resolve(); | ||||
} catch (Exception err) { | ||||
return Promise.Reject(err); | ||||
} | ||||
} | ||||
[DebuggerStepThrough] | ||||
public static IPromise Run(Func<IPromise> action) { | ||||
ArgumentNotNull(action, "action"); | ||||
try { | ||||
return action() ?? Promise.Reject(new Exception("The action returned null")); | ||||
} catch (Exception err) { | ||||
return Promise.Reject(err); | ||||
} | ||||
} | ||||
public static void NoWait(IPromise promise) { | ||||
} | ||||
public static void NoWait(Task promise) { | ||||
} | ||||
public static void NoWait<T>(Task<T> promise) { | ||||
} | ||||
public static void Noop() { | ||||
} | ||||
public static void Noop(CancellationToken ct) { | ||||
ct.ThrowIfCancellationRequested(); | ||||
} | ||||
public static Task CreateTask() { | ||||
return new Task(Noop); | ||||
} | ||||
public static Task CreateTask(CancellationToken ct) { | ||||
return new Task(Noop, ct); | ||||
} | ||||
[DebuggerStepThrough] | ||||
public static IPromise<T> Run<T>(Func<IPromise<T>> action) { | ||||
ArgumentNotNull(action, "action"); | ||||
try { | ||||
return action() ?? Promise.Reject<T>(new Exception("The action returned null")); | ||||
} catch (Exception err) { | ||||
return Promise.Reject<T>(err); | ||||
} | ||||
} | ||||
} | ||||
} | ||||