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Specio::Constraint::ObjectIsa(3pm)

Specio::Constraint::ObjectIsa(3) User Contributed Perl Documentation Specio::Constraint::ObjectIsa(3)

    my $type = Specio::Constraint::ObjectIsa->new(...);
    print $type->class;

This is a specialized type constraint class for types which require an object that inherits from a specific class.

This class provides all of the same methods as Specio::Constraint::Simple, with a few differences:

The "parent" parameter is ignored if it passed, as it is always set to the "Defined" type.

The "inline_generator" and "constraint" parameters are also ignored. This class provides its own default inline generator subroutine reference.

This class overrides the "message_generator" default if none is provided.

Finally, this class requires an additional parameter, "class". This must be a single class name.

Returns the class name passed to the constructor.

This class does the Specio::Constraint::Role::IsaType, Specio::Constraint::Role::Interface, and Specio::Role::Inlinable roles.

2026-07-17 perl v5.44.0

perl-specio 0.53-r5 · os · ingested 2026-09-30