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parse.y: parse_rational

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* parse.y (parse_rational): extract from parse_numeric().

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46844 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2014-07-17 04:30:21 +00:00
parent f180814e9d
commit 9e09b370c1
1 changed files with 12 additions and 5 deletions
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17
parse.y
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@ -6938,6 +6938,17 @@ parser_prepare(struct parser_params *parser)
space_seen && !ISSPACE(c) && \ space_seen && !ISSPACE(c) && \
(ambiguous_operator(op, syn), 0))) (ambiguous_operator(op, syn), 0)))
static VALUE
parse_rational(struct parser_params *parser, char *str, int len, int seen_point)
{
VALUE v;
char *point = &str[seen_point];
size_t fraclen = len-seen_point-1;
memmove(point, point+1, fraclen+1);
v = rb_cstr_to_inum(str, 10, FALSE);
return rb_rational_new(v, rb_int_positive_pow(10, fraclen));
}
static int static int
parse_numeric(struct parser_params *parser, int c) parse_numeric(struct parser_params *parser, int c)
{ {
@ -7156,12 +7167,8 @@ parse_numeric(struct parser_params *parser, int c)
suffix = number_literal_suffix(seen_e ? NUM_SUFFIX_I : NUM_SUFFIX_ALL); suffix = number_literal_suffix(seen_e ? NUM_SUFFIX_I : NUM_SUFFIX_ALL);
if (suffix & NUM_SUFFIX_R) { if (suffix & NUM_SUFFIX_R) {
char *point = &tok()[seen_point];
size_t fraclen = toklen()-seen_point-1;
type = tRATIONAL; type = tRATIONAL;
memmove(point, point+1, fraclen+1); v = parse_rational(parser, tok(), toklen(), seen_point);
v = rb_cstr_to_inum(tok(), 10, FALSE);
v = rb_rational_new(v, rb_int_positive_pow(10, fraclen));
} }
else { else {
double d = strtod(tok(), 0); double d = strtod(tok(), 0);