Commit | Line | Data |
e7be1784 |
1 | package Devel::Declare::MethodInstaller::Simple; |
2 | |
3 | use base 'Devel::Declare::Context::Simple'; |
4 | |
5 | use Devel::Declare (); |
6 | use Sub::Name; |
7 | use strict; |
8 | use warnings; |
9 | |
31ba1ad7 |
10 | our $VERSION = '0.006017'; |
f42e9bcb |
11 | |
e7be1784 |
12 | sub install_methodhandler { |
5b27c9b2 |
13 | my $class = shift; |
14 | my %args = @_; |
15 | { |
16 | no strict 'refs'; |
17 | *{$args{into}.'::'.$args{name}} = sub (&) {}; |
18 | } |
19 | |
f1b89adc |
20 | my $warnings = warnings::enabled("redefine"); |
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21 | my $ctx = $class->new(%args); |
22 | Devel::Declare->setup_for( |
23 | $args{into}, |
f1b89adc |
24 | { $args{name} => { const => sub { $ctx->parser(@_, $warnings) } } } |
5b27c9b2 |
25 | ); |
e7be1784 |
26 | } |
27 | |
a664754d |
28 | sub code_for { |
29 | my ($self, $name) = @_; |
30 | |
31 | if (defined $name) { |
32 | my $pkg = $self->get_curstash_name; |
33 | $name = join( '::', $pkg, $name ) |
34 | unless( $name =~ /::/ ); |
35 | return sub (&) { |
36 | my $code = shift; |
37 | # So caller() gets the subroutine name |
38 | no strict 'refs'; |
f1b89adc |
39 | my $installer = $self->warning_on_redefine |
40 | ? sub { *{$name} = subname $name => $code; } |
41 | : sub { no warnings 'redefine'; |
42 | *{$name} = subname $name => $code; }; |
43 | $installer->(); |
a664754d |
44 | return; |
45 | }; |
46 | } else { |
47 | return sub (&) { shift }; |
48 | } |
49 | } |
50 | |
51 | sub install { |
52 | my ($self, $name ) = @_; |
53 | |
54 | $self->shadow( $self->code_for($name) ); |
55 | } |
56 | |
e7be1784 |
57 | sub parser { |
5b27c9b2 |
58 | my $self = shift; |
59 | $self->init(@_); |
60 | |
61 | $self->skip_declarator; |
62 | my $name = $self->strip_name; |
63 | my $proto = $self->strip_proto; |
b0a89632 |
64 | my $attrs = $self->strip_attrs; |
5b27c9b2 |
65 | my @decl = $self->parse_proto($proto); |
66 | my $inject = $self->inject_parsed_proto(@decl); |
67 | if (defined $name) { |
68 | $inject = $self->scope_injector_call() . $inject; |
69 | } |
b0a89632 |
70 | $self->inject_if_block($inject, $attrs ? "sub ${attrs} " : ''); |
a664754d |
71 | |
72 | $self->install( $name ); |
73 | |
74 | return; |
e7be1784 |
75 | } |
5b27c9b2 |
76 | |
dc8a74f7 |
77 | sub parse_proto { '' } |
5b27c9b2 |
78 | |
e7be1784 |
79 | sub inject_parsed_proto { |
5b27c9b2 |
80 | return $_[1]; |
e7be1784 |
81 | } |
82 | |
e7be1784 |
83 | 1; |
84 | |