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* string.c (rb_str_lines): returns an Enumerator instead of an

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array of lines.

* string.c (rb_str_bytes): a new method.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11067 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2006-10-02 16:39:21 +00:00
parent 27841c008e
commit 4392e94d96
2 changed files with 27 additions and 23 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
Tue Oct 3 01:36:47 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
* string.c (rb_str_lines): returns an Enumerator instead of an
array of lines.
* string.c (rb_str_bytes): a new method.
Mon Oct 2 23:47:55 2006 Nobuyoshi Nakada <nobu@ruby-lang.org>
* lib/test/unit/autorunner.rb (Test::Unit::AutoRunner::COLLECTORS):

43
string.c
View file

@ -3550,37 +3550,33 @@ rb_str_split(VALUE str, const char *sep0)
/*
* call-seq:
* str.lines => anArray
* str.lines => anEnumerator
*
* Divides <i>str</i> into lines terminated by newlines.
* Returns an enumerator that gives each line in the string.
*
* "foo\nbar\n".lines #=> ["foo\n", "bar\n"]
* "foo\nb ar".lines #=> ["foo\n", "b ar"]
* "foo\nbar\n".lines.to_a #=> ["foo\n", "bar\n"]
* "foo\nb ar".lines.sort #=> ["b ar", "foo\n"]
*/
static VALUE
rb_str_lines(VALUE str)
{
VALUE ary = rb_ary_new();
char *p = RSTRING_PTR(str);
char *pend = p + RSTRING_LEN(str);
char *s = p;
VALUE line;
return rb_enumeratorize(str, ID2SYM(rb_intern("each_line")), 0, 0);
}
while (p < pend) {
if (*p == '\n') {
p++;
line = rb_str_new(s, p-s);
rb_ary_push(ary, line);
s = p;
}
p++;
}
if (p == pend && s < p) {
line = rb_str_new(s, p-s);
rb_ary_push(ary, line);
}
return ary;
/*
* call-seq:
* str.bytes => anEnumerator
*
* Returns an enumerator that gives each byte in the string.
*
* "hello".bytes.to_a #=> [104, 101, 108, 108, 111]
*/
static VALUE
rb_str_bytes(VALUE str)
{
return rb_enumeratorize(str, ID2SYM(rb_intern("each_byte")), 0, 0);
}
/*
@ -4889,6 +4885,7 @@ Init_String(void)
rb_define_method(rb_cString, "oct", rb_str_oct, 0);
rb_define_method(rb_cString, "split", rb_str_split_m, -1);
rb_define_method(rb_cString, "lines", rb_str_lines, 0);
rb_define_method(rb_cString, "bytes", rb_str_bytes, 0);
rb_define_method(rb_cString, "reverse", rb_str_reverse, 0);
rb_define_method(rb_cString, "reverse!", rb_str_reverse_bang, 0);
rb_define_method(rb_cString, "concat", rb_str_concat, 1);