line |
stmt |
bran |
cond |
sub |
pod |
time |
code |
1
|
|
|
|
|
|
|
package bigrat; |
2
|
|
|
|
|
|
|
|
3
|
15
|
|
|
15
|
|
425250
|
use strict; |
|
15
|
|
|
|
|
89
|
|
|
15
|
|
|
|
|
363
|
|
4
|
15
|
|
|
15
|
|
60
|
use warnings; |
|
15
|
|
|
|
|
25
|
|
|
15
|
|
|
|
|
423
|
|
5
|
|
|
|
|
|
|
|
6
|
15
|
|
|
15
|
|
70
|
use Carp qw< carp croak >; |
|
15
|
|
|
|
|
30
|
|
|
15
|
|
|
|
|
794
|
|
7
|
|
|
|
|
|
|
|
8
|
|
|
|
|
|
|
our $VERSION = '0.65'; |
9
|
|
|
|
|
|
|
|
10
|
15
|
|
|
15
|
|
72
|
use Exporter; |
|
15
|
|
|
|
|
23
|
|
|
15
|
|
|
|
|
910
|
|
11
|
|
|
|
|
|
|
our @ISA = qw( Exporter ); |
12
|
|
|
|
|
|
|
our @EXPORT_OK = qw( PI e bpi bexp hex oct ); |
13
|
|
|
|
|
|
|
our @EXPORT = qw( inf NaN ); |
14
|
|
|
|
|
|
|
|
15
|
15
|
|
|
15
|
|
7160
|
use overload; |
|
15
|
|
|
|
|
6037
|
|
|
15
|
|
|
|
|
74
|
|
16
|
|
|
|
|
|
|
|
17
|
|
|
|
|
|
|
my $obj_class = "Math::BigRat"; |
18
|
|
|
|
|
|
|
|
19
|
|
|
|
|
|
|
############################################################################## |
20
|
|
|
|
|
|
|
|
21
|
|
|
|
|
|
|
sub accuracy { |
22
|
5
|
|
|
5
|
1
|
11664
|
my $self = shift; |
23
|
5
|
|
|
|
|
20
|
$obj_class -> accuracy(@_); |
24
|
|
|
|
|
|
|
} |
25
|
|
|
|
|
|
|
|
26
|
|
|
|
|
|
|
sub precision { |
27
|
5
|
|
|
5
|
1
|
1742
|
my $self = shift; |
28
|
5
|
|
|
|
|
16
|
$obj_class -> precision(@_); |
29
|
|
|
|
|
|
|
} |
30
|
|
|
|
|
|
|
|
31
|
|
|
|
|
|
|
sub round_mode { |
32
|
5
|
|
|
5
|
1
|
1599
|
my $self = shift; |
33
|
5
|
|
|
|
|
16
|
$obj_class -> round_mode(@_); |
34
|
|
|
|
|
|
|
} |
35
|
|
|
|
|
|
|
|
36
|
|
|
|
|
|
|
sub div_scale { |
37
|
0
|
|
|
0
|
1
|
0
|
my $self = shift; |
38
|
0
|
|
|
|
|
0
|
$obj_class -> div_scale(@_); |
39
|
|
|
|
|
|
|
} |
40
|
|
|
|
|
|
|
|
41
|
|
|
|
|
|
|
sub in_effect { |
42
|
6
|
|
50
|
6
|
1
|
16
|
my $level = shift || 0; |
43
|
6
|
|
|
|
|
33
|
my $hinthash = (caller($level))[10]; |
44
|
6
|
|
|
|
|
22
|
$hinthash->{bigrat}; |
45
|
|
|
|
|
|
|
} |
46
|
|
|
|
|
|
|
|
47
|
|
|
|
|
|
|
sub _float_constant { |
48
|
12
|
|
|
12
|
|
23
|
my $str = shift; |
49
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
|
# See if we can convert the input string to a string using a normalized form |
51
|
|
|
|
|
|
|
# consisting of the significand as a signed integer, the character "e", and |
52
|
|
|
|
|
|
|
# the exponent as a signed integer, e.g., "+0e+0", "+314e-2", and "-1e+3". |
53
|
|
|
|
|
|
|
|
54
|
12
|
|
|
|
|
14
|
my $nstr; |
55
|
|
|
|
|
|
|
|
56
|
12
|
0
|
33
|
|
|
69
|
if ( |
|
|
|
33
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
33
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
57
|
|
|
|
|
|
|
# See if it is an octal number. An octal number like '0377' is also |
58
|
|
|
|
|
|
|
# accepted by the functions parsing decimal and hexadecimal numbers, so |
59
|
|
|
|
|
|
|
# handle octal numbers before decimal and hexadecimal numbers. |
60
|
|
|
|
|
|
|
|
61
|
|
|
|
|
|
|
$str =~ /^0(?:[Oo]|_*[0-7])/ and |
62
|
|
|
|
|
|
|
$nstr = Math::BigInt -> oct_str_to_dec_flt_str($str) |
63
|
|
|
|
|
|
|
|
64
|
|
|
|
|
|
|
or |
65
|
|
|
|
|
|
|
|
66
|
|
|
|
|
|
|
# See if it is decimal number. |
67
|
|
|
|
|
|
|
|
68
|
|
|
|
|
|
|
$nstr = Math::BigInt -> dec_str_to_dec_flt_str($str) |
69
|
|
|
|
|
|
|
|
70
|
|
|
|
|
|
|
or |
71
|
|
|
|
|
|
|
|
72
|
|
|
|
|
|
|
# See if it is a hexadecimal number. Every hexadecimal number has a |
73
|
|
|
|
|
|
|
# prefix, but the functions parsing numbers don't require it, so check |
74
|
|
|
|
|
|
|
# to see if it actually is a hexadecimal number. |
75
|
|
|
|
|
|
|
|
76
|
|
|
|
|
|
|
$str =~ /^0[Xx]/ and |
77
|
|
|
|
|
|
|
$nstr = Math::BigInt -> hex_str_to_dec_flt_str($str) |
78
|
|
|
|
|
|
|
|
79
|
|
|
|
|
|
|
or |
80
|
|
|
|
|
|
|
|
81
|
|
|
|
|
|
|
# See if it is a binary numbers. Every binary number has a prefix, but |
82
|
|
|
|
|
|
|
# the functions parsing numbers don't require it, so check to see if it |
83
|
|
|
|
|
|
|
# actually is a binary number. |
84
|
|
|
|
|
|
|
|
85
|
|
|
|
|
|
|
$str =~ /^0[Bb]/ and |
86
|
|
|
|
|
|
|
$nstr = Math::BigInt -> bin_str_to_dec_flt_str($str)) |
87
|
|
|
|
|
|
|
{ |
88
|
12
|
|
|
|
|
1522
|
return $obj_class -> new($nstr); |
89
|
|
|
|
|
|
|
} |
90
|
|
|
|
|
|
|
|
91
|
|
|
|
|
|
|
# If we get here, there is a bug in the code above this point. |
92
|
|
|
|
|
|
|
|
93
|
0
|
|
|
|
|
0
|
warn "Internal error: unable to handle literal constant '$str'.", |
94
|
|
|
|
|
|
|
" This is a bug, so please report this to the module author."; |
95
|
0
|
|
|
|
|
0
|
return $obj_class -> bnan(); |
96
|
|
|
|
|
|
|
} |
97
|
|
|
|
|
|
|
|
98
|
|
|
|
|
|
|
############################################################################# |
99
|
|
|
|
|
|
|
# the following two routines are for "use bigrat qw/hex oct/;": |
100
|
|
|
|
|
|
|
|
101
|
15
|
|
|
15
|
|
4503
|
use constant LEXICAL => $] > 5.009004; |
|
15
|
|
|
|
|
23
|
|
|
15
|
|
|
|
|
8371
|
|
102
|
|
|
|
|
|
|
|
103
|
|
|
|
|
|
|
# Internal function with the same semantics as CORE::hex(). This function is |
104
|
|
|
|
|
|
|
# not used directly, but rather by other front-end functions. |
105
|
|
|
|
|
|
|
|
106
|
|
|
|
|
|
|
sub _hex_core { |
107
|
24
|
|
|
24
|
|
45
|
my $str = shift; |
108
|
|
|
|
|
|
|
|
109
|
|
|
|
|
|
|
# Strip off, clean, and parse as much as we can from the beginning. |
110
|
|
|
|
|
|
|
|
111
|
24
|
|
|
|
|
27
|
my $x; |
112
|
24
|
50
|
|
|
|
152
|
if ($str =~ s/ ^ ( 0? [xX] )? ( [0-9a-fA-F]* ( _ [0-9a-fA-F]+ )* ) //x) { |
113
|
24
|
|
|
|
|
177
|
my $chrs = $2; |
114
|
24
|
|
|
|
|
34
|
$chrs =~ tr/_//d; |
115
|
24
|
50
|
|
|
|
58
|
$chrs = '0' unless CORE::length $chrs; |
116
|
24
|
|
|
|
|
90
|
$x = $obj_class -> from_hex($chrs); |
117
|
|
|
|
|
|
|
} else { |
118
|
0
|
|
|
|
|
0
|
$x = $obj_class -> bzero(); |
119
|
|
|
|
|
|
|
} |
120
|
|
|
|
|
|
|
|
121
|
|
|
|
|
|
|
# Warn about trailing garbage. |
122
|
|
|
|
|
|
|
|
123
|
24
|
50
|
|
|
|
15820
|
if (CORE::length($str)) { |
124
|
0
|
|
|
|
|
0
|
require Carp; |
125
|
0
|
|
|
|
|
0
|
Carp::carp(sprintf("Illegal hexadecimal digit '%s' ignored", |
126
|
|
|
|
|
|
|
substr($str, 0, 1))); |
127
|
|
|
|
|
|
|
} |
128
|
|
|
|
|
|
|
|
129
|
24
|
|
|
|
|
111
|
return $x; |
130
|
|
|
|
|
|
|
} |
131
|
|
|
|
|
|
|
|
132
|
|
|
|
|
|
|
# Internal function with the same semantics as CORE::oct(). This function is |
133
|
|
|
|
|
|
|
# not used directly, but rather by other front-end functions. |
134
|
|
|
|
|
|
|
|
135
|
|
|
|
|
|
|
sub _oct_core { |
136
|
24
|
|
|
24
|
|
37
|
my $str = shift; |
137
|
|
|
|
|
|
|
|
138
|
24
|
|
|
|
|
67
|
$str =~ s/^\s*//; |
139
|
|
|
|
|
|
|
|
140
|
|
|
|
|
|
|
# Hexadecimal input. |
141
|
|
|
|
|
|
|
|
142
|
24
|
50
|
|
|
|
148
|
return _hex_core($str) if $str =~ /^0?[xX]/; |
143
|
|
|
|
|
|
|
|
144
|
24
|
|
|
|
|
31
|
my $x; |
145
|
|
|
|
|
|
|
|
146
|
|
|
|
|
|
|
# Binary input. |
147
|
|
|
|
|
|
|
|
148
|
24
|
50
|
|
|
|
52
|
if ($str =~ /^0?[bB]/) { |
149
|
|
|
|
|
|
|
|
150
|
|
|
|
|
|
|
# Strip off, clean, and parse as much as we can from the beginning. |
151
|
|
|
|
|
|
|
|
152
|
0
|
0
|
|
|
|
0
|
if ($str =~ s/ ^ ( 0? [bB] )? ( [01]* ( _ [01]+ )* ) //x) { |
153
|
0
|
|
|
|
|
0
|
my $chrs = $2; |
154
|
0
|
|
|
|
|
0
|
$chrs =~ tr/_//d; |
155
|
0
|
0
|
|
|
|
0
|
$chrs = '0' unless CORE::length $chrs; |
156
|
0
|
|
|
|
|
0
|
$x = $obj_class -> from_bin($chrs); |
157
|
|
|
|
|
|
|
} |
158
|
|
|
|
|
|
|
|
159
|
|
|
|
|
|
|
# Warn about trailing garbage. |
160
|
|
|
|
|
|
|
|
161
|
0
|
0
|
|
|
|
0
|
if (CORE::length($str)) { |
162
|
0
|
|
|
|
|
0
|
require Carp; |
163
|
0
|
|
|
|
|
0
|
Carp::carp(sprintf("Illegal binary digit '%s' ignored", |
164
|
|
|
|
|
|
|
substr($str, 0, 1))); |
165
|
|
|
|
|
|
|
} |
166
|
|
|
|
|
|
|
|
167
|
0
|
|
|
|
|
0
|
return $x; |
168
|
|
|
|
|
|
|
} |
169
|
|
|
|
|
|
|
|
170
|
|
|
|
|
|
|
# Octal input. Strip off, clean, and parse as much as we can from the |
171
|
|
|
|
|
|
|
# beginning. |
172
|
|
|
|
|
|
|
|
173
|
24
|
50
|
|
|
|
94
|
if ($str =~ s/ ^ ( 0? [oO] )? ( [0-7]* ( _ [0-7]+ )* ) //x) { |
174
|
24
|
|
|
|
|
41
|
my $chrs = $2; |
175
|
24
|
|
|
|
|
35
|
$chrs =~ tr/_//d; |
176
|
24
|
50
|
|
|
|
52
|
$chrs = '0' unless CORE::length $chrs; |
177
|
24
|
|
|
|
|
66
|
$x = $obj_class -> from_oct($chrs); |
178
|
|
|
|
|
|
|
} |
179
|
|
|
|
|
|
|
|
180
|
|
|
|
|
|
|
# Warn about trailing garbage. CORE::oct() only warns about 8 and 9, but it |
181
|
|
|
|
|
|
|
# is more helpful to warn about all invalid digits. |
182
|
|
|
|
|
|
|
|
183
|
24
|
50
|
|
|
|
6905
|
if (CORE::length($str)) { |
184
|
0
|
|
|
|
|
0
|
require Carp; |
185
|
0
|
|
|
|
|
0
|
Carp::carp(sprintf("Illegal octal digit '%s' ignored", |
186
|
|
|
|
|
|
|
substr($str, 0, 1))); |
187
|
|
|
|
|
|
|
} |
188
|
|
|
|
|
|
|
|
189
|
24
|
|
|
|
|
108
|
return $x; |
190
|
|
|
|
|
|
|
} |
191
|
|
|
|
|
|
|
|
192
|
|
|
|
|
|
|
{ |
193
|
|
|
|
|
|
|
my $proto = LEXICAL ? '_' : ';$'; |
194
|
0
|
0
|
|
0
|
1
|
0
|
eval ' |
|
0
|
|
|
|
|
0
|
|
195
|
|
|
|
|
|
|
sub hex(' . $proto . ') {' . <<'.'; |
196
|
|
|
|
|
|
|
my $str = @_ ? $_[0] : $_; |
197
|
|
|
|
|
|
|
_hex_core($str); |
198
|
|
|
|
|
|
|
} |
199
|
|
|
|
|
|
|
. |
200
|
|
|
|
|
|
|
|
201
|
0
|
0
|
|
0
|
1
|
0
|
eval ' |
|
0
|
|
|
|
|
0
|
|
202
|
|
|
|
|
|
|
sub oct(' . $proto . ') {' . <<'.'; |
203
|
|
|
|
|
|
|
my $str = @_ ? $_[0] : $_; |
204
|
|
|
|
|
|
|
_oct_core($str); |
205
|
|
|
|
|
|
|
} |
206
|
|
|
|
|
|
|
. |
207
|
|
|
|
|
|
|
} |
208
|
|
|
|
|
|
|
|
209
|
|
|
|
|
|
|
############################################################################# |
210
|
|
|
|
|
|
|
# the following two routines are for Perl 5.9.4 or later and are lexical |
211
|
|
|
|
|
|
|
|
212
|
|
|
|
|
|
|
my ($prev_oct, $prev_hex, $overridden); |
213
|
|
|
|
|
|
|
|
214
|
109
|
100
|
|
109
|
|
26940
|
if (LEXICAL) { eval <<'.' } |
|
109
|
100
|
|
109
|
|
941
|
|
|
109
|
100
|
|
|
|
1624
|
|
|
109
|
100
|
|
|
|
913
|
|
|
|
100
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
215
|
|
|
|
|
|
|
sub _hex(_) { |
216
|
|
|
|
|
|
|
my $hh = (caller 0)[10]; |
217
|
|
|
|
|
|
|
return $$hh{bigrat} ? bigrat::_hex_core($_[0]) |
218
|
|
|
|
|
|
|
: $$hh{bigfloat} ? bigfloat::_hex_core($_[0]) |
219
|
|
|
|
|
|
|
: $$hh{bigint} ? bigint::_hex_core($_[0]) |
220
|
|
|
|
|
|
|
: $prev_hex ? &$prev_hex($_[0]) |
221
|
|
|
|
|
|
|
: CORE::hex($_[0]); |
222
|
|
|
|
|
|
|
} |
223
|
|
|
|
|
|
|
|
224
|
|
|
|
|
|
|
sub _oct(_) { |
225
|
|
|
|
|
|
|
my $hh = (caller 0)[10]; |
226
|
|
|
|
|
|
|
return $$hh{bigrat} ? bigrat::_oct_core($_[0]) |
227
|
|
|
|
|
|
|
: $$hh{bigfloat} ? bigfloat::_oct_core($_[0]) |
228
|
|
|
|
|
|
|
: $$hh{bigint} ? bigint::_oct_core($_[0]) |
229
|
|
|
|
|
|
|
: $prev_oct ? &$prev_oct($_[0]) |
230
|
|
|
|
|
|
|
: CORE::oct($_[0]); |
231
|
|
|
|
|
|
|
} |
232
|
|
|
|
|
|
|
. |
233
|
|
|
|
|
|
|
|
234
|
|
|
|
|
|
|
sub _override { |
235
|
58
|
100
|
|
58
|
|
135
|
return if $overridden; |
236
|
15
|
|
|
|
|
32
|
$prev_oct = *CORE::GLOBAL::oct{CODE}; |
237
|
15
|
|
|
|
|
24
|
$prev_hex = *CORE::GLOBAL::hex{CODE}; |
238
|
15
|
|
|
15
|
|
107
|
no warnings 'redefine'; |
|
15
|
|
|
|
|
35
|
|
|
15
|
|
|
|
|
11865
|
|
239
|
15
|
|
|
|
|
41
|
*CORE::GLOBAL::oct = \&_oct; |
240
|
15
|
|
|
|
|
30
|
*CORE::GLOBAL::hex = \&_hex; |
241
|
15
|
|
|
|
|
25
|
$overridden = 1; |
242
|
|
|
|
|
|
|
} |
243
|
|
|
|
|
|
|
|
244
|
|
|
|
|
|
|
sub unimport { |
245
|
14
|
|
|
14
|
|
1775
|
$^H{bigrat} = undef; # no longer in effect |
246
|
14
|
|
|
|
|
50
|
overload::remove_constant('binary', '', 'float', '', 'integer'); |
247
|
|
|
|
|
|
|
} |
248
|
|
|
|
|
|
|
|
249
|
|
|
|
|
|
|
sub import { |
250
|
58
|
|
|
58
|
|
71737
|
my $class = shift; |
251
|
|
|
|
|
|
|
|
252
|
58
|
|
|
|
|
184
|
$^H{bigrat} = 1; # we are in effect |
253
|
58
|
|
|
|
|
140
|
$^H{bigint} = undef; |
254
|
58
|
|
|
|
|
106
|
$^H{bigfloat} = undef; |
255
|
|
|
|
|
|
|
|
256
|
|
|
|
|
|
|
# for newer Perls always override hex() and oct() with a lexical version: |
257
|
58
|
|
|
|
|
67
|
if (LEXICAL) { |
258
|
58
|
|
|
|
|
114
|
_override(); |
259
|
|
|
|
|
|
|
} |
260
|
|
|
|
|
|
|
|
261
|
58
|
|
|
|
|
108
|
my @import = (); |
262
|
58
|
|
|
|
|
68
|
my @a = (); # unrecognized arguments |
263
|
58
|
|
|
|
|
62
|
my $ver; # version? |
264
|
|
|
|
|
|
|
|
265
|
58
|
|
|
|
|
140
|
while (@_) { |
266
|
41
|
|
|
|
|
55
|
my $param = shift; |
267
|
|
|
|
|
|
|
|
268
|
|
|
|
|
|
|
# Accuracy. |
269
|
|
|
|
|
|
|
|
270
|
41
|
100
|
|
|
|
110
|
if ($param =~ /^a(ccuracy)?$/) { |
271
|
4
|
|
|
|
|
8
|
push @import, 'accuracy', shift(); |
272
|
4
|
|
|
|
|
10
|
next; |
273
|
|
|
|
|
|
|
} |
274
|
|
|
|
|
|
|
|
275
|
|
|
|
|
|
|
# Precision. |
276
|
|
|
|
|
|
|
|
277
|
37
|
100
|
|
|
|
83
|
if ($param =~ /^p(recision)?$/) { |
278
|
2
|
|
|
|
|
4
|
push @import, 'precision', shift(); |
279
|
2
|
|
|
|
|
18
|
next; |
280
|
|
|
|
|
|
|
} |
281
|
|
|
|
|
|
|
|
282
|
|
|
|
|
|
|
# Rounding mode. |
283
|
|
|
|
|
|
|
|
284
|
35
|
50
|
|
|
|
64
|
if ($param eq 'round_mode') { |
285
|
0
|
|
|
|
|
0
|
push @import, 'round_mode', shift(); |
286
|
0
|
|
|
|
|
0
|
next; |
287
|
|
|
|
|
|
|
} |
288
|
|
|
|
|
|
|
|
289
|
|
|
|
|
|
|
# Backend library. |
290
|
|
|
|
|
|
|
|
291
|
35
|
100
|
|
|
|
361
|
if ($param =~ /^(l|lib|try|only)$/) { |
292
|
9
|
100
|
|
|
|
27
|
push @import, $param eq 'l' ? 'lib' : $param; |
293
|
9
|
50
|
|
|
|
23
|
push @import, shift() if @_; |
294
|
9
|
|
|
|
|
21
|
next; |
295
|
|
|
|
|
|
|
} |
296
|
|
|
|
|
|
|
|
297
|
26
|
50
|
|
|
|
74
|
if ($param =~ /^(v|version)$/) { |
298
|
0
|
|
|
|
|
0
|
$ver = 1; |
299
|
0
|
|
|
|
|
0
|
next; |
300
|
|
|
|
|
|
|
} |
301
|
|
|
|
|
|
|
|
302
|
26
|
50
|
|
|
|
43
|
if ($param =~ /^(t|trace)$/) { |
303
|
0
|
|
|
|
|
0
|
$obj_class .= "::Trace"; |
304
|
0
|
|
|
|
|
0
|
eval "require $obj_class"; |
305
|
0
|
0
|
|
|
|
0
|
die $@ if $@; |
306
|
0
|
|
|
|
|
0
|
next; |
307
|
|
|
|
|
|
|
} |
308
|
|
|
|
|
|
|
|
309
|
26
|
100
|
|
|
|
70
|
if ($param =~ /^(PI|e|bexp|bpi|hex|oct)\z/) { |
310
|
6
|
|
|
|
|
8
|
push @a, $param; |
311
|
6
|
|
|
|
|
11
|
next; |
312
|
|
|
|
|
|
|
} |
313
|
|
|
|
|
|
|
|
314
|
20
|
|
|
|
|
2184
|
croak("Unknown option '$param'"); |
315
|
|
|
|
|
|
|
} |
316
|
|
|
|
|
|
|
|
317
|
38
|
|
|
|
|
1999
|
eval "require $obj_class"; |
318
|
38
|
50
|
|
|
|
561167
|
die $@ if $@; |
319
|
38
|
|
|
|
|
172
|
$obj_class -> import(@import); |
320
|
|
|
|
|
|
|
|
321
|
38
|
50
|
|
|
|
168639
|
if ($ver) { |
322
|
0
|
|
|
|
|
0
|
printf "%-31s v%s\n", $class, $class -> VERSION(); |
323
|
0
|
|
|
|
|
0
|
printf " lib => %-23s v%s\n", |
324
|
|
|
|
|
|
|
$obj_class -> config("lib"), $obj_class -> config("lib_version"); |
325
|
0
|
|
|
|
|
0
|
printf "%-31s v%s\n", $obj_class, $obj_class -> VERSION(); |
326
|
0
|
|
|
|
|
0
|
exit; |
327
|
|
|
|
|
|
|
} |
328
|
|
|
|
|
|
|
|
329
|
38
|
|
|
|
|
1239
|
$class -> export_to_level(1, $class, @a); # export inf, NaN, etc. |
330
|
|
|
|
|
|
|
|
331
|
|
|
|
|
|
|
overload::constant |
332
|
|
|
|
|
|
|
|
333
|
|
|
|
|
|
|
# This takes care each number written as decimal integer and within the |
334
|
|
|
|
|
|
|
# range of what perl can represent as an integer, e.g., "314", but not |
335
|
|
|
|
|
|
|
# "3141592653589793238462643383279502884197169399375105820974944592307". |
336
|
|
|
|
|
|
|
|
337
|
|
|
|
|
|
|
integer => sub { |
338
|
|
|
|
|
|
|
#printf "Value '%s' handled by the 'integer' sub.\n", $_[0]; |
339
|
91
|
|
|
91
|
|
52390
|
my $str = shift; |
340
|
91
|
|
|
|
|
249
|
return $obj_class -> new($str); |
341
|
|
|
|
|
|
|
}, |
342
|
|
|
|
|
|
|
|
343
|
|
|
|
|
|
|
# This takes care of each number written with a decimal point and/or |
344
|
|
|
|
|
|
|
# using floating point notation, e.g., "3.", "3.0", "3.14e+2" (decimal), |
345
|
|
|
|
|
|
|
# "0b1.101p+2" (binary), "03.14p+2" and "0o3.14p+2" (octal), and |
346
|
|
|
|
|
|
|
# "0x3.14p+2" (hexadecimal). |
347
|
|
|
|
|
|
|
|
348
|
|
|
|
|
|
|
float => sub { |
349
|
|
|
|
|
|
|
#printf "# Value '%s' handled by the 'float' sub.\n", $_[0]; |
350
|
12
|
|
|
12
|
|
7790
|
_float_constant(shift); |
351
|
|
|
|
|
|
|
}, |
352
|
|
|
|
|
|
|
|
353
|
|
|
|
|
|
|
# Take care of each number written as an integer (no decimal point or |
354
|
|
|
|
|
|
|
# exponent) using binary, octal, or hexadecimal notation, e.g., "0b101" |
355
|
|
|
|
|
|
|
# (binary), "0314" and "0o314" (octal), and "0x314" (hexadecimal). |
356
|
|
|
|
|
|
|
|
357
|
|
|
|
|
|
|
binary => sub { |
358
|
|
|
|
|
|
|
#printf "# Value '%s' handled by the 'binary' sub.\n", $_[0]; |
359
|
10
|
|
|
10
|
|
12967
|
my $str = shift; |
360
|
10
|
100
|
|
|
|
61
|
return $obj_class -> new($str) if $str =~ /^0[XxBb]/; |
361
|
3
|
|
|
|
|
12
|
$obj_class -> from_oct($str); |
362
|
38
|
|
|
|
|
291
|
}; |
363
|
|
|
|
|
|
|
} |
364
|
|
|
|
|
|
|
|
365
|
11
|
|
|
11
|
1
|
6784
|
sub inf () { $obj_class -> binf(); } |
366
|
10
|
|
|
10
|
1
|
7751
|
sub NaN () { $obj_class -> bnan(); } |
367
|
|
|
|
|
|
|
|
368
|
|
|
|
|
|
|
# This should depend on the current accuracy/precision. Fixme! |
369
|
1
|
|
|
1
|
1
|
7442
|
sub PI () { $obj_class -> new('3.141592653589793238462643383279502884197'); } |
370
|
1
|
|
|
1
|
1
|
76
|
sub e () { $obj_class -> new('2.718281828459045235360287471352662497757'); } |
371
|
|
|
|
|
|
|
|
372
|
|
|
|
|
|
|
sub bpi ($) { |
373
|
1
|
|
|
1
|
1
|
1317
|
my $up = Math::BigFloat -> upgrade(); # get current upgrading, if any ... |
374
|
1
|
|
|
|
|
10
|
Math::BigFloat -> upgrade(undef); # ... and disable |
375
|
1
|
|
|
|
|
9
|
my $x = Math::BigFloat -> bpi(@_); |
376
|
1
|
|
|
|
|
279
|
Math::BigFloat -> upgrade($up); # reset the upgrading |
377
|
1
|
|
|
|
|
8
|
return $obj_class -> new($x); |
378
|
|
|
|
|
|
|
} |
379
|
|
|
|
|
|
|
|
380
|
|
|
|
|
|
|
sub bexp ($$) { |
381
|
1
|
|
|
1
|
1
|
6393
|
my $up = Math::BigFloat -> upgrade(); # get current upgrading, if any ... |
382
|
1
|
|
|
|
|
14
|
Math::BigFloat -> upgrade(undef); # ... and disable |
383
|
1
|
|
|
|
|
8
|
my $x = Math::BigFloat -> new(shift); |
384
|
1
|
|
|
|
|
149
|
$x -> bexp(@_); |
385
|
1
|
|
|
|
|
493
|
Math::BigFloat -> upgrade($up); # reset the upgrading |
386
|
1
|
|
|
|
|
8
|
return $obj_class -> new($x); |
387
|
|
|
|
|
|
|
} |
388
|
|
|
|
|
|
|
|
389
|
|
|
|
|
|
|
1; |
390
|
|
|
|
|
|
|
|
391
|
|
|
|
|
|
|
__END__ |