forked from rakudo/rakudo
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Exception.pir
125 lines (101 loc) · 2.44 KB
/
Exception.pir
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
=head1 TITLE
Array - Perl 6 Exception class
=head1 DESCRIPTION
A Perl 6 Exception object.
=head2 Methods
=over 4
=cut
.namespace [ 'Perl6Exception' ]
.sub '' :anon :init :load
.local pmc p6meta, exceptionproto
p6meta = get_hll_global ['Mu'], '$!P6META'
exceptionproto = p6meta.'new_class'('Perl6Exception', 'parent'=>'Cool', 'attr'=>'$!exception', 'name'=>'Exception')
p6meta.'register'('Exception', 'protoobject'=>exceptionproto)
.end
# IIUC we shouldn't need this... but Exception.new(:exception(...)) didn't work
.sub 'new' :method
.param pmc ex
x_enter_sublog
.local pmc e, c
c = self.'CREATE'('P6opaque')
e = self.'bless'(c)
setattribute e, '$!exception', ex
.return (e)
.end
.sub exception :method
.param pmc ex :optional
.param int has_ex :opt_flag
x_enter_sublog
unless has_ex goto get_ex
setattribute self, '$!exception', ex
.return (ex)
get_ex:
ex = getattribute self, '$!exception'
.return (ex)
.end
.sub 'resume' :method
x_enter_sublog
.local pmc ex, resume
ex = getattribute self, '$!exception'
resume = ex['resume']
resume()
.end
.sub 'rethrow' :method
x_enter_sublog
.local pmc ex
ex = getattribute self, '$!exception'
rethrow ex
.end
.sub 'throw' :method
x_enter_sublog
.local pmc ex
ex = getattribute self, '$!exception'
throw ex
.end
.sub 'payload' :method
.param pmc payload :optional
.param int has_payload :opt_flag
x_enter_sublog
.local pmc ex
ex = getattribute self, '$!exception'
unless has_payload goto no_payload
setattribute ex, 'payload', payload
.return (payload)
no_payload:
payload = getattribute ex, 'payload'
.return (payload)
.end
.sub 'handled' :method
.param int handled :optional
.param int has_handled :opt_flag
x_enter_sublog
.local pmc ex
ex = getattribute self, '$!exception'
unless has_handled goto no_handled
ex['handled'] = handled
.return (handled)
no_handled:
handled = ex['handled']
.return (handled)
.end
.sub 'perl' :method
x_enter_sublog
.return ('undef')
.end
.sub '' :vtable('get_string') :method
.tailcall self.'Str'()
.end
.sub 'Str' :method
x_enter_sublog
.local pmc exception
exception = getattribute self, '$!exception'
$S0 = exception['message']
.return ($S0)
.end
=back
=cut
# Local Variables:
# mode: pir
# fill-column: 100
# End:
# vim: expandtab shiftwidth=4 ft=pir: