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{Fixnum,Bignum}#size is unified into Integer.

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* numeric.c (int_size): {Fixnum,Bignum}#size is unified into Integer.

* bignum.c (rb_big_size_m): Don't define Bignum#size.

* internal.h (rb_big_size_m): Declared.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54780 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2016-04-26 11:47:14 +00:00
parent 05bd6f8369
commit 8f045eddb2
4 changed files with 29 additions and 18 deletions
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8
ChangeLog
View file

@ -1,3 +1,11 @@
Tue Apr 26 20:46:16 2016 Tanaka Akira <akr@fsij.org>
* numeric.c (int_size): {Fixnum,Bignum}#size is unified into Integer.
* bignum.c (rb_big_size_m): Don't define Bignum#size.
* internal.h (rb_big_size_m): Declared.
Tue Apr 26 20:09:08 2016 Tanaka Akira <akr@fsij.org>
* numeric.c (rb_int_bit_length): {Fixnum,Bignum}#bit_length is

15
bignum.c
View file

@ -6902,19 +6902,7 @@ rb_big_size(VALUE big)
return BIGSIZE(big);
}
/*
* call-seq:
* big.size -> integer
*
* Returns the number of bytes in the machine representation of
* <i>big</i>.
*
* (256**10 - 1).size #=> 12
* (256**20 - 1).size #=> 20
* (256**40 - 1).size #=> 40
*/
static VALUE
VALUE
rb_big_size_m(VALUE big)
{
return SIZET2NUM(rb_big_size(big));
@ -7043,7 +7031,6 @@ Init_Bignum(void)
rb_define_method(rb_cBignum, "<", big_lt, 1);
rb_define_method(rb_cBignum, "<=", big_le, 1);
rb_define_method(rb_cBignum, "===", rb_big_eq, 1);
rb_define_method(rb_cBignum, "size", rb_big_size_m, 0);
#ifdef USE_GMP
/* The version of loaded GMP. */

1
internal.h
View file

@ -779,6 +779,7 @@ VALUE rb_integer_float_cmp(VALUE x, VALUE y);
VALUE rb_integer_float_eq(VALUE x, VALUE y);
VALUE rb_cstr_parse_inum(const char *str, ssize_t len, char **endp, int base);
VALUE rb_big_abs(VALUE x);
VALUE rb_big_size_m(VALUE big);
VALUE rb_big_bit_length(VALUE big);
/* class.c */

23
numeric.c
View file

@ -4104,21 +4104,36 @@ int_abs(VALUE num)
return Qnil;
}
static VALUE
fix_size(VALUE fix)
{
return INT2FIX(sizeof(long));
}
/*
* call-seq:
* fix.size -> fixnum
* int.size -> int
*
* Returns the number of bytes in the machine representation of +fix+.
*
* 1.size #=> 4
* -1.size #=> 4
* 2147483647.size #=> 4
* (256**10 - 1).size #=> 12
* (256**20 - 1).size #=> 20
* (256**40 - 1).size #=> 40
*/
static VALUE
fix_size(VALUE fix)
int_size(VALUE num)
{
return INT2FIX(sizeof(long));
if (FIXNUM_P(num)) {
return fix_size(num);
}
else if (RB_TYPE_P(num, T_BIGNUM)) {
return rb_big_size_m(num);
}
return Qnil;
}
static VALUE
@ -4669,7 +4684,7 @@ Init_Numeric(void)
rb_define_method(rb_cFixnum, "<<", rb_fix_lshift, 1);
rb_define_method(rb_cFixnum, ">>", rb_fix_rshift, 1);
rb_define_method(rb_cFixnum, "size", fix_size, 0);
rb_define_method(rb_cInteger, "size", int_size, 0);
rb_define_method(rb_cInteger, "bit_length", rb_int_bit_length, 0);
rb_define_method(rb_cFixnum, "succ", fix_succ, 0);