From d4b775fe45120af2bbc7e52a6cd4187460ee3bcc Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 26 Oct 2006 06:24:32 +0000
Subject: * enumerator.c: remove by_slice and by_cons.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11228 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 enumerator.c | 73 +++++-------------------------------------------------------
 1 file changed, 6 insertions(+), 67 deletions(-)

(limited to 'enumerator.c')

diff --git a/enumerator.c b/enumerator.c
index 988f7bc615..fc156bf96e 100644
--- a/enumerator.c
+++ b/enumerator.c
@@ -105,16 +105,17 @@ static VALUE
 each_slice_i(VALUE val, VALUE *memo)
 {
     VALUE ary = memo[0];
+    VALUE v = Qnil;
     long size = (long)memo[1];
 
     rb_ary_push(ary, val);
 
     if (RARRAY_LEN(ary) == size) {
-	rb_yield(ary);
+	v = rb_yield(ary);
 	memo[0] = rb_ary_new2(size);
     }
 
-    return Qnil;
+    return v;
 }
 
 /*
@@ -155,6 +156,7 @@ static VALUE
 each_cons_i(VALUE val, VALUE *memo)
 {
     VALUE ary = memo[0];
+    VALUE v = Qnil;
     long size = (long)memo[1];
 
     if (RARRAY_LEN(ary) == size) {
@@ -162,9 +164,9 @@ each_cons_i(VALUE val, VALUE *memo)
     }
     rb_ary_push(ary, val);
     if (RARRAY_LEN(ary) == size) {
-	rb_yield(rb_ary_dup(ary));
+	v = rb_yield(rb_ary_dup(ary));
     }
-    return Qnil;
+    return v;
 }
 
 /*
@@ -322,67 +324,6 @@ enumerator_with_index(VALUE obj)
 			 enumerator_with_index_i, (VALUE)&memo);
 }
 
-/*
- *  call-seq:
- *    e.by_slice {...}
- *
- *  Iterates the given block for each slice of <n> elements.
- *
- */
-static VALUE
-enumerator_by_slice(VALUE obj, VALUE n)
-{
-    struct enumerator *e = enumerator_ptr(obj);
-    int argc = 0;
-    VALUE *argv = 0;
-    long size = NUM2LONG(n);
-    VALUE args[2], ary;
-
-    if (size <= 0) rb_raise(rb_eArgError, "invalid slice size");
-    RETURN_ENUMERATOR(obj, 1, &n);
-    args[0] = rb_ary_new2(size);
-    args[1] = (VALUE)size;
-    if (e->args) {
-	argc = RARRAY_LEN(e->args);
-	argv = RARRAY_PTR(e->args);
-    }
-
-    return rb_block_call(e->method, rb_intern("call"), argc, argv,
-			 each_slice_i, (VALUE)&args);
-    return Qnil;
-}
-
-/*
- *  call-seq:
- *    e.by_cons {...}
- *
- *  Iterates the given block for each array of consecutive <n>
- *  elements.
- *
- */
-static VALUE
-enumerator_by_cons(VALUE obj, VALUE n)
-{
-    struct enumerator *e = enumerator_ptr(obj);
-    int argc = 0;
-    VALUE *argv = 0;
-    long size = NUM2LONG(n);
-    VALUE args[2], ary;
-
-    if (size <= 0) rb_raise(rb_eArgError, "invalid slice size");
-    RETURN_ENUMERATOR(obj, 1, &n);
-    args[0] = rb_ary_new2(size);
-    args[1] = (VALUE)size;
-    if (e->args) {
-	argc = RARRAY_LEN(e->args);
-	argv = RARRAY_PTR(e->args);
-    }
-
-    return rb_block_call(e->method, rb_intern("call"), argc, argv,
-			 each_cons_i, (VALUE)&args);
-    return Qnil;
-}
-
 /*
  * call-seq:
  *   e.to_splat   => array
@@ -412,8 +353,6 @@ Init_Enumerator(void)
     rb_define_method(rb_cEnumerator, "initialize", enumerator_initialize, -1);
     rb_define_method(rb_cEnumerator, "each", enumerator_each, 0);
     rb_define_method(rb_cEnumerator, "with_index", enumerator_with_index, 0);
-    rb_define_method(rb_cEnumerator, "by_slice", enumerator_by_slice, 1);
-    rb_define_method(rb_cEnumerator, "by_cons", enumerator_by_cons, 1);
     rb_define_method(rb_cEnumerator, "to_splat", enumerator_to_splat, 0);
 
     sym_each		= ID2SYM(rb_intern("each"));
-- 
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