Safe.cs
118 lines
| 3.7 KiB
| text/x-csharp
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CSharpLexer
/ Implab / Safe.cs
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r1 | using System; | ||
using System.Collections.Generic; | ||||
using System.Linq; | ||||
using System.Text; | ||||
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r51 | using System.Text.RegularExpressions; | ||
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r66 | using System.Diagnostics; | ||
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r1 | |||
namespace Implab | ||||
{ | ||||
public static class Safe | ||||
{ | ||||
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r121 | public static void ArgumentMatch(string value, string paramName, Regex rx) { | ||
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r51 | if (rx == null) | ||
throw new ArgumentNullException("rx"); | ||||
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r121 | if (!rx.IsMatch(value)) | ||
throw new ArgumentException(String.Format("The prameter value must match {0}", rx), paramName); | ||||
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r51 | } | ||
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r121 | public static void ArgumentNotEmpty(string value, string paramName) { | ||
if (String.IsNullOrEmpty(value)) | ||||
throw new ArgumentException("The parameter can't be empty", paramName); | ||||
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r90 | } | ||
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r121 | 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); | ||||
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r51 | } | ||
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r121 | public static void ArgumentNotNull(object value, string paramName) { | ||
if (value == null) | ||||
throw new ArgumentNullException(paramName); | ||||
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r51 | } | ||
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r121 | public static void ArgumentInRange(int value, int min, int max, string paramName) { | ||
if (value < min || value > max) | ||||
throw new ArgumentOutOfRangeException(paramName); | ||||
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r55 | } | ||
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r128 | public static void Dispose(params IDisposable[] objects) { | ||
foreach (var d in objects) | ||||
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r126 | if (d != null) | ||
d.Dispose(); | ||||
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r1 | } | ||
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r66 | |||
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r128 | public static void Dispose(params object[] objects) { | ||
foreach (var obj in objects) { | ||||
var d = obj as IDisposable; | ||||
if (d != null) | ||||
d.Dispose(); | ||||
} | ||||
} | ||||
public static void Dispose(object obj) { | ||||
var d = obj as IDisposable; | ||||
if (d != null) | ||||
d.Dispose(); | ||||
} | ||||
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r66 | [DebuggerStepThrough] | ||
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r132 | public static IPromise<T> WrapPromise<T>(Func<T> action) { | ||
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r66 | ArgumentNotNull(action, "action"); | ||
var p = new Promise<T>(); | ||||
try { | ||||
p.Resolve(action()); | ||||
} catch (Exception err) { | ||||
p.Reject(err); | ||||
} | ||||
return p; | ||||
} | ||||
[DebuggerStepThrough] | ||||
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r132 | public static IPromise WrapPromise(Action action) { | ||
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r95 | ArgumentNotNull(action, "action"); | ||
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r119 | var p = new Promise(); | ||
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r95 | try { | ||
action(); | ||||
p.Resolve(); | ||||
} catch (Exception err) { | ||||
p.Reject(err); | ||||
} | ||||
return p; | ||||
} | ||||
[DebuggerStepThrough] | ||||
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r131 | public static IPromise InvokePromise(Func<IPromise> action) { | ||
ArgumentNotNull(action, "action"); | ||||
try { | ||||
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r133 | var p = action(); | ||
if (p == null) { | ||||
var d = new Promise(); | ||||
d.Reject(new Exception("The action returned null")); | ||||
p = d; | ||||
} | ||||
return p; | ||||
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r131 | } catch (Exception err) { | ||
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r133 | var p = new Promise(); | ||
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r131 | p.Reject(err); | ||
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r133 | return p; | ||
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r131 | } | ||
} | ||||
[DebuggerStepThrough] | ||||
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r94 | public static IPromise<T> InvokePromise<T>(Func<IPromise<T>> action) { | ||
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r66 | ArgumentNotNull(action, "action"); | ||
try { | ||||
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r94 | return action() ?? Promise<T>.ExceptionToPromise(new Exception("The action returned null")); | ||
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r66 | } catch (Exception err) { | ||
return Promise<T>.ExceptionToPromise(err); | ||||
} | ||||
} | ||||
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r1 | } | ||
} | ||||