Error(s) Free Programming

1. Error(s) Free Programming Dave Cross @davorg / @perlhacks dave@perlhacks.com

2. We all do it

3. “There was 1 error(s)”

4. “You have 3 message(s) waiting”

5. Good enough

6. Is it?

7. Bad English

8. txtspk

10. “Good enough” isn't good enough

11. Why do we do it?

12. Lazy

13. if ($count == 1) { $word = 'error'; } else { $word = 'errors'; }

14. $word = 'error'; $word .= 's' if $count != 1;

15. Tedious

16. There is a solution

17. Lingua::EN::Inflexion

19. Inflects words for you

20. Nouns

21. Nouns (Things)

22. Verbs

23. Verbs (Actions)

24. Adjectives

25. Adjectives (Descriptions)

26. $word = noun('error'); say $word->singular; # error say $word->plural; # errors

27. $word = verb('was'); say $word->singular; # was say $word->plural; # were

28. $word = adj('our'); say $word->singular; # my say $word->plural; # our

29. Knows grammar

30. noun("uncle")->indef_article(); # "an" noun("union")->indef_article(); # "a" noun("house")->indef_article(); # "a" noun("hours")->indef_article(); # "an"

31. as_regex()

32. $text =~ noun('cow')->as_regex

33. $text =~ noun('cow')

34. say noun('cow')->as_regex # (?^i:kine|cows|cow)

35. say noun('cow')->as_regex # (?^i:kine|cows|cow)

36. Does this help?

37. Not Really!

38. $word = noun('error'); if ($count == 1) { say $word->singular; } else { say $word->plural; }

39. $word = noun('error'); my $method = (count == 1) ? ‘singular’ : ‘plural’; say $word->$method;

40. No Simpler

42. Easier interface

43. inflect()

44. inflect(“<#:$count> <N:error> <V:were> found”);

45. for (0 .. 5) { inflect(“<#:$_> <N:error> <V:were> found”); }

46. 0 errors were found 1 error was found 2 errors were found 3 errors were found 4 errors were found 5 errors were found

51. <#:$count> <N:error> <V:were>

55. <#:$count>

56. <N:error>

57. <V:were>

58. <A:our>

60. Job Done!

62. But

64. 0 errors or no errors

66. <#:$count>

67. <#xx:$count>

68. <#xx:$count>

69. <#n:$count>

70. no errors were found 1 error was found 2 errors were found 3 errors were found 4 errors were found 5 errors were found

71. no errors were found 1 error was found 2 errors were found 3 errors were found 4 errors were found 5 errors were found

73. no errors or no error

74. <#s:$count>

75. no error was found 1 error was found 2 errors were found 3 errors were found 4 errors were found 5 errors were found

76. no error was found 1 error was found 2 errors were found 3 errors were found 4 errors were found 5 errors were found

78. 1 error or an error

79. <#a:$count>

80. 0 errors were found an error was found 2 errors were found 3 errors were found 4 errors were found 5 errors were found

81. 0 errors were found an error was found 2 errors were found 3 errors were found 4 errors were found 5 errors were found

83. <#an:$count>

84. no errors were found an error was found 2 errors were found 3 errors were found 4 errors were found 5 errors were found

85. no errors were found an error was found 2 errors were found 3 errors were found 4 errors were found 5 errors were found

87. Words or Numbers?

88. <#w:$count>

89. zero errors were found one error was found two errors were found three errors were found four errors were found five errors were found

90. zero errors were found one error was found two errors were found three errors were found four errors were found five errors were found

92. Our users can’t count

93. WTF

94. “f*** the users”

95. <#f:$count>

96. no errors were found one error was found a couple of errors were found a few errors were found several errors were found many errors were found

97. no errors were found one error was found a couple of errors were found a few errors were found several errors were found many errors were found

98. for (0, 1, 2, 4, 7, 10) { … }

100. inflect()

101. Lazy

102. “Good enough” isn't good enough

106. Damianware Merchandise perlhacks.com/damian All profits go to The Perl Foundation

107. Error(s) Free Programming Dave Cross @davorg / @perlhacks dave@perlhacks.com

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