.\" Automatically generated by Pod::Man 4.10 (Pod::Simple 3.35) .\" .\" Standard preamble: .\" ======================================================================== .de Sp \" Vertical space (when we can't use .PP) .if t .sp .5v .if n .sp .. .de Vb \" Begin verbatim text .ft CW .nf .ne \\$1 .. .de Ve \" End verbatim text .ft R .fi .. .\" Set up some character translations and predefined strings. \*(-- will .\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left .\" double quote, and \*(R" will give a right double quote. \*(C+ will .\" give a nicer C++. Capital omega is used to do unbreakable dashes and .\" therefore won't be available. \*(C` and \*(C' expand to `' in nroff, .\" nothing in troff, for use with C<>. .tr \(*W- .ds C+ C\v'-.1v'\h'-1p'\s-2+\h'-1p'+\s0\v'.1v'\h'-1p' .ie n \{\ . ds -- \(*W- . ds PI pi . if (\n(.H=4u)&(1m=24u) .ds -- \(*W\h'-12u'\(*W\h'-12u'-\" diablo 10 pitch . if (\n(.H=4u)&(1m=20u) .ds -- \(*W\h'-12u'\(*W\h'-8u'-\" diablo 12 pitch . ds L" "" . ds R" "" . ds C` "" . ds C' "" 'br\} .el\{\ . ds -- \|\(em\| . ds PI \(*p . ds L" `` . ds R" '' . ds C` . ds C' 'br\} .\" .\" Escape single quotes in literal strings from groff's Unicode transform. .ie \n(.g .ds Aq \(aq .el .ds Aq ' .\" .\" If the F register is >0, we'll generate index entries on stderr for .\" titles (.TH), headers (.SH), subsections (.SS), items (.Ip), and index .\" entries marked with X<> in POD. Of course, you'll have to process the .\" output yourself in some meaningful fashion. .\" .\" Avoid warning from groff about undefined register 'F'. .de IX .. .nr rF 0 .if \n(.g .if rF .nr rF 1 .if (\n(rF:(\n(.g==0)) \{\ . if \nF \{\ . de IX . tm Index:\\$1\t\\n%\t"\\$2" .. . if !\nF==2 \{\ . nr % 0 . nr F 2 . \} . \} .\} .rr rF .\" ======================================================================== .\" .IX Title "Class::MOP::Overload 3pm" .TH Class::MOP::Overload 3pm "2018-11-02" "perl v5.28.0" "User Contributed Perl Documentation" .\" For nroff, turn off justification. Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh .SH "NAME" Class::MOP::Overload \- Overload Meta Object .SH "VERSION" .IX Header "VERSION" version 2.2011 .SH "SYNOPSIS" .IX Header "SYNOPSIS" .Vb 2 \& my $meta = Class\->meta; \& my $overload = $meta\->get_overloaded_operator(\*(Aq+\*(Aq); \& \& if ( $overload\->has_method_name ) { \& print \*(AqMethod for + is \*(Aq, $overload\->method_name, "\en"; \& } \& else { \& print \*(AqOverloading for + is implemented by \*(Aq, \& $overload\->coderef_name, " sub\en"; \& } .Ve .SH "DESCRIPTION" .IX Header "DESCRIPTION" This class provides meta information for overloading in classes and roles. .SH "INHERITANCE" .IX Header "INHERITANCE" \&\f(CW\*(C`Class::MOP::Overload\*(C'\fR is a subclass of Class::MOP::Object. .SH "METHODS" .IX Header "METHODS" .SS "Class::MOP::Overload\->new(%options)" .IX Subsection "Class::MOP::Overload->new(%options)" This method creates a new \f(CW\*(C`Class::MOP::Overload\*(C'\fR object. It accepts a number of options: .IP "\(bu" 4 operator .Sp This is a string that matches an operator known by the overload module, such as \f(CW""\fR or \f(CW\*(C`+\*(C'\fR. This is required. .IP "\(bu" 4 method_name .Sp The name of the method which implements the overloading. Note that this does not need to actually correspond to a real method, since it's okay to declare a not-yet-implemented overloading. .Sp Either this or the \f(CW\*(C`coderef\*(C'\fR option must be passed. .IP "\(bu" 4 method .Sp A Class::MOP::Method object for the method which implements the overloading. .Sp This is optional. .IP "\(bu" 4 coderef .Sp A coderef which implements the overloading. .Sp Either this or the \f(CW\*(C`method_name\*(C'\fR option must be passed. .IP "\(bu" 4 coderef_package .Sp The package where the coderef was defined. .Sp This is required if \f(CW\*(C`coderef\*(C'\fR is passed. .IP "\(bu" 4 coderef_name .Sp The name of the coderef. This can be \*(L"_\|_ANON_\|_\*(R". .Sp This is required if \f(CW\*(C`coderef\*(C'\fR is passed. .IP "\(bu" 4 associated_metaclass .Sp A Class::MOP::Module object for the associated class or role. .Sp This is optional. .ie n .SS "$overload\->operator" .el .SS "\f(CW$overload\fP\->operator" .IX Subsection "$overload->operator" Returns the operator for this overload object. .ie n .SS "$overload\->method_name" .el .SS "\f(CW$overload\fP\->method_name" .IX Subsection "$overload->method_name" Returns the method name that implements overloading, if it has one. .ie n .SS "$overload\->has_method_name" .el .SS "\f(CW$overload\fP\->has_method_name" .IX Subsection "$overload->has_method_name" Returns true if the object has a method name. .ie n .SS "$overload\->method" .el .SS "\f(CW$overload\fP\->method" .IX Subsection "$overload->method" Returns the Class::MOP::Method that implements overloading, if it has one. .ie n .SS "$overload\->has_method" .el .SS "\f(CW$overload\fP\->has_method" .IX Subsection "$overload->has_method" Returns true if the object has a method. .ie n .SS "$overload\->coderef" .el .SS "\f(CW$overload\fP\->coderef" .IX Subsection "$overload->coderef" Returns the coderef that implements overloading, if it has one. .ie n .SS "$overload\->has_coderef" .el .SS "\f(CW$overload\fP\->has_coderef" .IX Subsection "$overload->has_coderef" Returns true if the object has a coderef. .ie n .SS "$overload\->coderef_package" .el .SS "\f(CW$overload\fP\->coderef_package" .IX Subsection "$overload->coderef_package" Returns the package for the coderef that implements overloading, if it has one. .ie n .SS "$overload\->has_coderef" .el .SS "\f(CW$overload\fP\->has_coderef" .IX Subsection "$overload->has_coderef" Returns true if the object has a coderef package. .ie n .SS "$overload\->coderef_name" .el .SS "\f(CW$overload\fP\->coderef_name" .IX Subsection "$overload->coderef_name" Returns the sub name for the coderef that implements overloading, if it has one. .ie n .SS "$overload\->has_coderef_name" .el .SS "\f(CW$overload\fP\->has_coderef_name" .IX Subsection "$overload->has_coderef_name" Returns true if the object has a coderef name. .ie n .SS "$overload\->is_anonymous" .el .SS "\f(CW$overload\fP\->is_anonymous" .IX Subsection "$overload->is_anonymous" Returns true if the overloading is implemented by an anonymous coderef. .ie n .SS "$overload\->associated_metaclass" .el .SS "\f(CW$overload\fP\->associated_metaclass" .IX Subsection "$overload->associated_metaclass" Returns the Class::MOP::Module (class or role) that is associated with the overload object. .ie n .SS "$overload\->clone" .el .SS "\f(CW$overload\fP\->clone" .IX Subsection "$overload->clone" Clones the overloading object, setting \f(CW\*(C`original_overload\*(C'\fR in the process. .ie n .SS "$overload\->original_overload" .el .SS "\f(CW$overload\fP\->original_overload" .IX Subsection "$overload->original_overload" For cloned objects, this returns the Class::MOP::Overload object from which they were cloned. This can be used to determine the source of an overloading in a class that came from a role, for example. .SH "AUTHORS" .IX Header "AUTHORS" .IP "\(bu" 4 Stevan Little .IP "\(bu" 4 Dave Rolsky .IP "\(bu" 4 Jesse Luehrs .IP "\(bu" 4 Shawn M Moore .IP "\(bu" 4 יובל קוג'מן (Yuval Kogman) .IP "\(bu" 4 Karen Etheridge .IP "\(bu" 4 Florian Ragwitz .IP "\(bu" 4 Hans Dieter Pearcey .IP "\(bu" 4 Chris Prather .IP "\(bu" 4 Matt S Trout .SH "COPYRIGHT AND LICENSE" .IX Header "COPYRIGHT AND LICENSE" This software is copyright (c) 2006 by Infinity Interactive, Inc. .PP This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.