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  1. using System;
  2. using System.Text;
  3. using System.Text.RegularExpressions;
  4.  
  5. public class Test
  6. {
  7. 	public static void Main()
  8. 	{
  9. 		new Test1().Main();
  10. 	}
  11. }
  12.  
  13. public class Test1
  14. {
  15. 	void Show(string res) {
  16. 		var resWrapped = "\"" + res.Replace("\n", "⏎\n").Replace(" ", "·").Replace("\t", "↹") + "\"";
  17. 		Console.WriteLine(resWrapped);
  18. 		Console.WriteLine();
  19. 	}
  20.  
  21. 	public void Main()
  22. 	{
  23. 		var indentAmount = 4;
  24. 		Show(Indent("", indentAmount));
  25. 		Show(Indent(@"
  26. ", indentAmount));
  27. 		Show(Indent(@"line1
  28. line2
  29.  
  30. line4hasATrailingSpace (line3wasEmpty) 
  31.   line5beginsWithExtraIndenation
  32.  
  33.  
  34. line8isHere (line6wasEmpty and line7hadOnlySpaces)
  35. line9hasEndOfString", indentAmount));
  36. 	}
  37.  
  38. 	string IndentWhoIsRich(string textToIndent, int indentAmount = 1, char indentChar = ' ')
  39. 	{
  40. 		var indent = new string(indentChar, indentAmount);
  41. 		return indent + textToIndent.Replace("\n", "\n" + indent);
  42. 	}
  43.  
  44. 	string IndentStakx(string str, int count = 1, char indentChar = ' ')
  45. 	{
  46. 	    var indented = new StringBuilder();
  47. 	    var i = 0;
  48. 	    while (i < str.Length)
  49. 	    {
  50. 	        indented.Append(indentChar, count);
  51. 	        var j = str.IndexOf('\n', i + 1);
  52. 	        if (j > i)
  53. 	        {
  54. 	            indented.Append(str, i, j - i + 1);
  55. 	            i = j + 1;
  56. 	        }
  57. 	        else
  58. 	        {
  59. 	            break;
  60. 	        }
  61. 	    }
  62. 	    indented.Append(str, i, str.Length - i);
  63. 	    return indented.ToString();
  64. 	}
  65.  
  66. 	string IndentMD1(string textToIndent, int indentAmount = 1, char indentChar = ' ')
  67. 	{
  68. 	    var splittedText = textToIndent.Split(new string[] {Environment.NewLine}, StringSplitOptions.None);
  69. 		var indent = new string(indentChar, indentAmount);
  70. 		var sb = new StringBuilder();
  71. 		foreach (var line in splittedText) {
  72. 		    sb.Append(indent);
  73. 		    sb.AppendLine(line);
  74. 		}
  75. 		return sb.ToString();
  76. 	}
  77.  
  78. 	Regex regexForReplace = new Regex(@"(\n)(?!([\r\n]|$))");
  79. 	Regex regexForFirst = new Regex(@"^([\r\n]|$)");
  80.  
  81. 	string Indent(string textToIndent, int indentAmount = 1, char indentChar = ' ')
  82. 	{
  83. 		var indent = new string(indentChar, indentAmount);
  84. 		string firstIndent = regexForFirst.IsMatch(textToIndent) ? "" : indent;
  85. 	    return firstIndent + regexForReplace.Replace(textToIndent, @"$1" + indent);
  86. 	}
  87.  
  88. }
Success #stdin #stdout 0.03s 134592KB
comments (?)
stdin
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Standard input is empty
stdout
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""

"⏎
"

"····line1⏎
····line2⏎
⏎
····line4hasATrailingSpace·(line3wasEmpty)·⏎
······line5beginsWithExtraIndenation⏎
⏎
······⏎
····line8isHere·(line6wasEmpty·and·line7hadOnlySpaces)⏎
····line9hasEndOfString"
https://ideone.com/9yu5Ih
language:
C# (gmcs 5.20.1)
created:
5 years ago
visibility:
public

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