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authorknu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-04-14 04:44:01 +0000
committerknu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-04-14 04:44:01 +0000
commit9fb81662b52391aa7e4b44f529b6b2c717a81d15 (patch)
treed54e10b3c73e3685694c6ff79bf34330df5e38c0 /string.c
parent80361e2c47fa79880e04df2f344b48fb607e144f (diff)
* string.c (rb_str_each_line, rb_str_each_byte): Reflect
enumerator integration. #lines and #bytes are now aliases to #each_line and #each_byte, respectively. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@16000 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'string.c')
-rw-r--r--string.c125
1 files changed, 30 insertions, 95 deletions
diff --git a/string.c b/string.c
index cd7e779c1b..c7841e5ba3 100644
--- a/string.c
+++ b/string.c
@@ -3671,6 +3671,19 @@ rb_f_split(argc, argv)
}
/*
+ * Document-method: lines
+ * call-seq:
+ * str.lines(separator=$/) => anEnumerator
+ * str.lines(separator=$/) {|substr| block } => str
+ *
+ * Returns an enumerator that gives each line in the string. If a block is
+ * given, it iterates over each line in the string.
+ *
+ * "foo\nbar\n".lines.to_a #=> ["foo\n", "bar\n"]
+ * "foo\nb ar".lines.sort #=> ["b ar", "foo\n"]
+ */
+
+/*
* call-seq:
* str.each(separator=$/) {|substr| block } => str
* str.each_line(separator=$/) {|substr| block } => str
@@ -3719,7 +3732,7 @@ rb_str_each_line(argc, argv, str)
if (rb_scan_args(argc, argv, "01", &rs) == 0) {
rs = rb_rs;
}
-
+ RETURN_ENUMERATOR(str, argc, argv);
if (NIL_P(rs)) {
rb_yield(str);
return str;
@@ -3761,6 +3774,18 @@ rb_str_each_line(argc, argv, str)
/*
+ * Document-method: bytes
+ * call-seq:
+ * str.bytes => anEnumerator
+ * str.bytes {|fixnum| block } => str
+ *
+ * Returns an enumerator that gives each byte in the string. If a block is
+ * given, it iterates over each byte in the string.
+ *
+ * "hello".bytes.to_a #=> [104, 101, 108, 108, 111]
+ */
+
+/*
* call-seq:
* str.each_byte {|fixnum| block } => str
*
@@ -3779,6 +3804,7 @@ rb_str_each_byte(str)
{
long i;
+ RETURN_ENUMERATOR(str, 0, 0);
for (i=0; i<RSTRING(str)->len; i++) {
rb_yield(INT2FIX(RSTRING(str)->ptr[i] & 0xff));
}
@@ -3786,97 +3812,6 @@ rb_str_each_byte(str)
}
-static VALUE str_enumerator _((VALUE, VALUE, int, VALUE *));
-static VALUE
-str_enumerator(str, sym, argc, argv)
- VALUE str, sym;
- int argc;
- VALUE *argv;
-{
- static VALUE enumerator;
- static ID new;
- int nargc;
- VALUE *nargv, result;
- volatile VALUE args;
-
- if (!enumerator) {
- rb_require("enumerator");
- enumerator = rb_path2class("Enumerable::Enumerator");
- new = rb_intern("new");
- }
- args = rb_ary_new2(nargc = argc + 2);
- RBASIC(args)->klass = 0;
- nargv = RARRAY_PTR(args);
- nargv[0] = str;
- nargv[1] = sym;
- MEMCPY(nargv + 2, argv, VALUE, argc);
- result = rb_funcall2(enumerator, new, nargc, nargv);
- rb_ary_clear(args);
- return result;
-}
-
-
-/*
- * Document-method: lines
- * call-seq:
- * str.lines(separator=$/) => anEnumerator
- * str.lines(separator=$/) {|substr| block } => str
- *
- * Returns an enumerator that gives each line in the string. If a block is
- * given, it iterates over each line in the string.
- *
- * "foo\nbar\n".lines.to_a #=> ["foo\n", "bar\n"]
- * "foo\nb ar".lines.sort #=> ["b ar", "foo\n"]
- */
-
-static VALUE
-rb_str_lines(argc, argv, str)
- int argc;
- VALUE *argv;
- VALUE str;
-{
- if (rb_block_given_p()) {
- return rb_str_each_line(argc, argv, str);
- }
- else {
- static VALUE each_line;
-
- if (!each_line) each_line = ID2SYM(rb_intern("each_line"));
- return str_enumerator(str, each_line, argc, argv);
- }
-}
-
-
-/*
- * Document-method: bytes
- * call-seq:
- * str.bytes => anEnumerator
- * str.bytes {|fixnum| block } => str
- *
- * Returns an enumerator that gives each byte in the string. If a block is
- * given, it iterates over each byte in the string.
- *
- * "hello".bytes.to_a #=> [104, 101, 108, 108, 111]
- */
-
-static VALUE
-rb_str_bytes(argc, argv, str)
- int argc;
- VALUE *argv;
- VALUE str;
-{
- if (rb_block_given_p()) {
- return rb_str_each_byte(argc, argv, str);
- }
- else {
- static VALUE each_byte;
-
- if (!each_byte) each_byte = ID2SYM(rb_intern("each_byte"));
- return str_enumerator(str, each_byte, argc, argv);
- }
-}
-
-
/*
* call-seq:
* str.chop! => str or nil
@@ -5013,11 +4948,11 @@ Init_String()
rb_define_method(rb_cString, "squeeze!", rb_str_squeeze_bang, -1);
rb_define_method(rb_cString, "each_line", rb_str_each_line, -1);
- rb_define_method(rb_cString, "each", rb_str_each_line, -1);
+ rb_define_method(rb_cString, "each", rb_str_each_line, -1);
rb_define_method(rb_cString, "each_byte", rb_str_each_byte, 0);
- rb_define_method(rb_cString, "lines", rb_str_lines, -1);
- rb_define_method(rb_cString, "bytes", rb_str_bytes, -1);
+ rb_define_method(rb_cString, "lines", rb_str_each_line, -1);
+ rb_define_method(rb_cString, "bytes", rb_str_each_byte, 0);
rb_define_method(rb_cString, "sum", rb_str_sum, -1);