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Added RandomEnum<TEnum>()

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Xavier Fischer 2015-08-28 22:00:28 +02:00
parent 0f898fa17f
commit d579653036
7 changed files with 125 additions and 110 deletions
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230
Lorem.NET/Lorem.cs
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@ -4,146 +4,156 @@ using System.Linq;
namespace LoremNET namespace LoremNET
{ {
public partial class Lorem public partial class Lorem
{ {
public static bool Chance(int successes, int attempts) public static bool Chance(int successes, int attempts)
{ {
var number = Number(1, attempts); var number = Number(1, attempts);
return number <= successes; return number <= successes;
} }
public static T Random<T>(T[] items) public static T Random<T>(T[] items)
{ {
var index = RandomHelper.Instance.Next(items.Length); var index = RandomHelper.Instance.Next(items.Length);
return items[index]; return items[index];
} }
/* http://stackoverflow.com/a/6651661/234132 */ public static TEnum RandomEnum<TEnum>()
public static long Number(long min, long max) {
{ if (typeof(TEnum).IsEnum)
byte[] buf = new byte[8]; {
RandomHelper.Instance.NextBytes(buf); var v = Enum.GetValues(typeof(TEnum));
long longRand = BitConverter.ToInt64(buf, 0); return (TEnum)v.GetValue(LoremNET.RandomHelper.Instance.Next(v.Length));
}
else throw new ArgumentException("Generic type must be an enum.");
}
return (Math.Abs(longRand % ((max + 1) - min)) + min); /* http://stackoverflow.com/a/6651661/234132 */
} public static long Number(long min, long max)
{
byte[] buf = new byte[8];
RandomHelper.Instance.NextBytes(buf);
long longRand = BitConverter.ToInt64(buf, 0);
#region DateTime return (Math.Abs(longRand % ((max + 1) - min)) + min);
}
public static DateTime DateTime(int startYear = 1950, int startMonth = 1, int startDay = 1) #region DateTime
{
return DateTime(new System.DateTime(startYear, startMonth, startDay), System.DateTime.Now);
}
public static DateTime DateTime(DateTime min) public static DateTime DateTime(int startYear = 1950, int startMonth = 1, int startDay = 1)
{ {
return DateTime(min, System.DateTime.Now); return DateTime(new System.DateTime(startYear, startMonth, startDay), System.DateTime.Now);
} }
/* http://stackoverflow.com/a/1483677/234132 */ public static DateTime DateTime(DateTime min)
public static DateTime DateTime(DateTime min, DateTime max) {
{ return DateTime(min, System.DateTime.Now);
TimeSpan timeSpan = max - min; }
TimeSpan newSpan = new TimeSpan(0, RandomHelper.Instance.Next(0, (int)timeSpan.TotalMinutes), 0);
return min + newSpan;
}
#endregion /* http://stackoverflow.com/a/1483677/234132 */
public static DateTime DateTime(DateTime min, DateTime max)
{
TimeSpan timeSpan = max - min;
TimeSpan newSpan = new TimeSpan(0, RandomHelper.Instance.Next(0, (int)timeSpan.TotalMinutes), 0);
#region Text return min + newSpan;
}
public static string Email() #endregion
{
return string.Format("{0}@{1}.com", Lorem.Words(1, false), Lorem.Words(1, false));
}
public static string Words(int wordCount, bool uppercaseFirstLetter = true, bool includePunctuation = false) #region Text
{
return Words(wordCount, wordCount, uppercaseFirstLetter, includePunctuation);
}
public static string Words(int wordCountMin, int wordCountMax, bool uppercaseFirstLetter = true, bool includePunctuation = false) public static string Email()
{ {
var source = string.Join(" ", Source.WordList(includePunctuation).Take(RandomHelper.Instance.Next(wordCountMin, wordCountMax))); return string.Format("{0}@{1}.com", Lorem.Words(1, false), Lorem.Words(1, false));
}
if (uppercaseFirstLetter) public static string Words(int wordCount, bool uppercaseFirstLetter = true, bool includePunctuation = false)
{ {
source = source.UppercaseFirst(); return Words(wordCount, wordCount, uppercaseFirstLetter, includePunctuation);
} }
return source; public static string Words(int wordCountMin, int wordCountMax, bool uppercaseFirstLetter = true, bool includePunctuation = false)
} {
var source = string.Join(" ", Source.WordList(includePunctuation).Take(RandomHelper.Instance.Next(wordCountMin, wordCountMax)));
public static string Sentence(int wordCount) if (uppercaseFirstLetter)
{ {
return Sentence(wordCount, wordCount); source = source.UppercaseFirst();
} }
public static string Sentence(int wordCountMin, int wordCountMax) return source;
{ }
return string.Format("{0}.", Words(wordCountMin, wordCountMax, true, true)).Replace(",.", ".").Remove("..");
}
public static string Paragraph(int wordCount, int sentenceCount) public static string Sentence(int wordCount)
{ {
return Paragraph(wordCount, wordCount, sentenceCount, sentenceCount); return Sentence(wordCount, wordCount);
} }
public static string Paragraph(int wordCountMin, int wordCountMax, int sentenceCount) public static string Sentence(int wordCountMin, int wordCountMax)
{ {
return Paragraph(wordCountMin, wordCountMax, sentenceCount, sentenceCount); return string.Format("{0}.", Words(wordCountMin, wordCountMax, true, true)).Replace(",.", ".").Remove("..");
} }
public static string Paragraph(int wordCountMin, int wordCountMax, int sentenceCountMin, int sentenceCountMax) public static string Paragraph(int wordCount, int sentenceCount)
{ {
var source = string.Join(" ", Enumerable.Range(0, RandomHelper.Instance.Next(sentenceCountMin, sentenceCountMax)).Select(x => Sentence(wordCountMin, wordCountMax))); return Paragraph(wordCount, wordCount, sentenceCount, sentenceCount);
}
//remove traililng space public static string Paragraph(int wordCountMin, int wordCountMax, int sentenceCount)
return source.Remove(source.Length - 1); {
} return Paragraph(wordCountMin, wordCountMax, sentenceCount, sentenceCount);
}
public static IEnumerable<string> Paragraphs(int wordCount, int sentenceCount, int paragraphCount) public static string Paragraph(int wordCountMin, int wordCountMax, int sentenceCountMin, int sentenceCountMax)
{ {
return Paragraphs(wordCount, wordCount, sentenceCount, sentenceCount, paragraphCount, paragraphCount); var source = string.Join(" ", Enumerable.Range(0, RandomHelper.Instance.Next(sentenceCountMin, sentenceCountMax)).Select(x => Sentence(wordCountMin, wordCountMax)));
}
public static IEnumerable<string> Paragraphs(int wordCountMin, int wordCountMax, int sentenceCount, int paragraphCount) //remove traililng space
{ return source.Remove(source.Length - 1);
return Paragraphs(wordCountMin, wordCountMax, sentenceCount, sentenceCount, paragraphCount, paragraphCount); }
}
public static IEnumerable<string> Paragraphs(int wordCountMin, int wordCountMax, int sentenceCountMin, int sentenceCountMax, int paragraphCount) public static IEnumerable<string> Paragraphs(int wordCount, int sentenceCount, int paragraphCount)
{ {
return Paragraphs(wordCountMin, wordCountMax, sentenceCountMin, sentenceCountMax, paragraphCount, paragraphCount); return Paragraphs(wordCount, wordCount, sentenceCount, sentenceCount, paragraphCount, paragraphCount);
} }
public static IEnumerable<string> Paragraphs(int wordCountMin, int wordCountMax, int sentenceCountMin, int sentenceCountMax, int paragraphCountMin, int paragraphCountMax) public static IEnumerable<string> Paragraphs(int wordCountMin, int wordCountMax, int sentenceCount, int paragraphCount)
{ {
return Enumerable.Range(0, RandomHelper.Instance.Next(paragraphCountMin, paragraphCountMax)).Select(p => Paragraph(wordCountMin, wordCountMax, sentenceCountMin, sentenceCountMax)).ToArray(); return Paragraphs(wordCountMin, wordCountMax, sentenceCount, sentenceCount, paragraphCount, paragraphCount);
} }
#endregion public static IEnumerable<string> Paragraphs(int wordCountMin, int wordCountMax, int sentenceCountMin, int sentenceCountMax, int paragraphCount)
{
return Paragraphs(wordCountMin, wordCountMax, sentenceCountMin, sentenceCountMax, paragraphCount, paragraphCount);
}
#region Color public static IEnumerable<string> Paragraphs(int wordCountMin, int wordCountMax, int sentenceCountMin, int sentenceCountMax, int paragraphCountMin, int paragraphCountMax)
{
return Enumerable.Range(0, RandomHelper.Instance.Next(paragraphCountMin, paragraphCountMax)).Select(p => Paragraph(wordCountMin, wordCountMax, sentenceCountMin, sentenceCountMax)).ToArray();
}
/* http://stackoverflow.com/a/1054087/234132 */ #endregion
public static string HexNumber(int digits)
{
byte[] buffer = new byte[digits / 2];
RandomHelper.Instance.NextBytes(buffer);
string result = String.Concat(buffer.Select(x => x.ToString("X2")).ToArray());
if (digits % 2 == 0) #region Color
{
return result;
}
return result + RandomHelper.Instance.Next(16).ToString("X"); /* http://stackoverflow.com/a/1054087/234132 */
} public static string HexNumber(int digits)
{
byte[] buffer = new byte[digits / 2];
RandomHelper.Instance.NextBytes(buffer);
string result = String.Concat(buffer.Select(x => x.ToString("X2")).ToArray());
#endregion if (digits % 2 == 0)
} {
return result;
}
return result + RandomHelper.Instance.Next(16).ToString("X");
}
#endregion
}
} }

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Lorem.NET/obj/Release/Lorem.NET.csproj.FileListAbsolute.txt
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@ -2,3 +2,8 @@ C:\AJ\Personal\GitHub\Lorem.NET\Lorem.NET\bin\Release\LoremNET.dll
C:\AJ\Personal\GitHub\Lorem.NET\Lorem.NET\bin\Release\LoremNET.pdb C:\AJ\Personal\GitHub\Lorem.NET\Lorem.NET\bin\Release\LoremNET.pdb
C:\AJ\Personal\GitHub\Lorem.NET\Lorem.NET\obj\Release\LoremNET.dll C:\AJ\Personal\GitHub\Lorem.NET\Lorem.NET\obj\Release\LoremNET.dll
C:\AJ\Personal\GitHub\Lorem.NET\Lorem.NET\obj\Release\LoremNET.pdb C:\AJ\Personal\GitHub\Lorem.NET\Lorem.NET\obj\Release\LoremNET.pdb
D:\Repositories\Lorem.NET\Lorem.NET\obj\Release\Lorem.NET.csprojResolveAssemblyReference.cache
D:\Repositories\Lorem.NET\Lorem.NET\obj\Release\LoremNET.dll
D:\Repositories\Lorem.NET\Lorem.NET\obj\Release\LoremNET.pdb
D:\Repositories\Lorem.NET\Lorem.NET\bin\Release\LoremNET.dll
D:\Repositories\Lorem.NET\Lorem.NET\bin\Release\LoremNET.pdb

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