1Class::MethodMaker::OptUEsxetr(3C)ontributed Perl DocumeCnltaastsi:o:nMethodMaker::OptExt(3)
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6 Class::MethodMaker::OptExt - Constants for C::MM's option extension
7 mechanism
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10 This class is internal to Class::MethodMaker and should not be used by
11 any clients. It is not part of the public API.
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14 This class contains the constants used by Class::MethodMaker to
15 determine the names of its methods dependent upon options invoked.
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18 OPTEXT
19 OPTEXT is a map from options that are implemented as method extensions
20 to the option parameters.
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22 Parameter keys are:
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24 encode
25 code number (to allow the option combination to be encoded whilst
26 keeping the length of the subr name no more than 8 chars). encode
27 is required for all opts (for determining method extension), and
28 must be a power of two.
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30 refer
31 Code for referring to storage (default: '$_[0]->{$name}').
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33 decl
34 Code for declaring storage.
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36 postac
37 Code to execute immediately after any assignment check --- for
38 example, to initialize storage if necessary
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40 asgnchk
41 Code for checking assignments.
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43 defchk
44 Code for default checking.
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46 reset
47 Code to execute when resetting an element
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49 read
50 Code to execute each time an value is read
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52 store
53 Code to execute each time a value is stored
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57 encode
58 Take a set of options, return a two-letter code being the extension to
59 add to the method to incorporate the extensions, and a list (arrayref)
60 of the extensions represented.
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62 SYNOPSIS
63 my ($ext, $opt) =
64 Class::MethodMaker::OptExt->encode([qw( static type foobar )]);
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66 ARGUMENTS
67 options
68 The options to encode, as an arrayref of option names
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70 RETURNS
71 ext A code (string) to append to a methodname to represent the
72 options used.
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74 opts
75 The options represented by the ext . This is generally a
76 subset of the of those provided in options, for not all general
77 options are handled by an encoded methodname.
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87 Email the development mailing list
88 "class-mmaker-devel@lists.sourceforge.net".
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91 Martyn J. Pearce
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94 Copyright (c) 2003 Martyn J. Pearce. This program is free software;
95 you can redistribute it and/or modify it under the same terms as Perl
96 itself.
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99perl v5.12.3 2011-02-28 Class::MethodMaker::OptExt(3)