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  1. import alg = std.algorithm;
  2. import std.stdio;
  3. import std.string;
  4. import std.conv;
  5. import std.random;
  6.  
  7. void main() {
  8. 	auto name = Name(6); 
  9.  
  10. 	auto names = new string[25];
  11.  
  12. 	alg.fill(names[], name);
  13.  
  14. 	foreach(n; names)
  15. 		writeln(n);
  16. }
  17.  
  18.  
  19. struct Name {
  20. 	string current;
  21. 	uint wordSize;
  22. 	typeof(Random(unpredictableSeed)) rnd;
  23.  
  24. 	this(uint size) {
  25. 		wordSize = size;
  26. 		rnd = Random(unpredictableSeed);
  27.  
  28. 		popFront();
  29. 	}
  30.  
  31. 	// We never run out of names
  32. 	@property enum bool empty = false;
  33.  
  34. 	// Obtain the current name
  35. 	@property string front() {
  36. 		return current;
  37. 	}
  38.  
  39. 	// Build the next name which we get with front
  40. 	void popFront() {
  41. 		auto newWord = new dchar[wordSize];
  42.  
  43. 		// Fill the array with random lowercase letters
  44. 		alg.fill(newWord[], randomCover(lowercase[], rnd));
  45. 		// I think there is a bug here, since rnd ends up being a
  46. 		// copied Random, calling popFront randomly generates the
  47. 		// same random word.
  48. 		rnd = Random(unpredictableSeed);
  49.  
  50. 		// Store it as a string
  51. 		current = to!string(newWord);
  52. 	}
  53.  
  54. 	auto save() { return this; }
  55. }
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https://ideone.com/jtbtn
language:
D (dmd 2.085.0)
created:
13 years ago
visibility:
public

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