Move Integer.{floor,ceil,round,truncate} to mrblib/. For maintainability.

mrblib/numeric.rb

@@ -4,6 +4,14 @@
 # ISO 15.2.8
 class Integer
 
+  ##
+  # Returns the receiver simply.
+  #
+  # ISO 15.2.8.3.14
+  def ceil
+    self
+  end
+
   ##
   # Calls the given block once for each Integer
   # from +self+ downto +num+.
@@ -18,6 +26,14 @@ class Integer
     self
   end
 
+  ##
+  # Returns the receiver simply.
+  #
+  # ISO 15.2.8.3.17
+  def floor
+    self
+  end
+
   ##
   # Calls the given block +self+ times.
   #
@@ -31,6 +47,22 @@ class Integer
     self
   end
 
+  ##
+  # Returns the receiver simply.
+  #
+  # ISO 15.2.8.3.24
+  def round
+    self
+  end
+
+  ##
+  # Returns the receiver simply.
+  #
+  # ISO 15.2.8.3.26
+  def truncate
+    self
+  end
+
   ##
   # Calls the given block once for each Integer
   # from +self+ upto +num+.

src/numeric.c

@@ -716,17 +716,10 @@ num_round(mrb_state *mrb, mrb_value num)
  */
 
 
-/* 15.2.8.3.14 */
-/* 15.2.8.3.24 */
-/* 15.2.8.3.26 */
 /*
  *  call-seq:
  *     int.to_i      ->  integer
  *     int.to_int    ->  integer
- *     int.floor     ->  integer
- *     int.ceil      ->  integer
- *     int.round     ->  integer
- *     int.truncate  ->  integer
  *
  *  As <i>int</i> is already an <code>Integer</code>, all these
  *  methods simply return the receiver.
@@ -1430,17 +1423,13 @@ mrb_init_numeric(mrb_state *mrb)
   mrb_define_method(mrb, fixnum,  "^",        fix_xor,           ARGS_REQ(1)); /* 15.2.8.3.11 */
   mrb_define_method(mrb, fixnum,  "<<",       fix_lshift,        ARGS_REQ(1)); /* 15.2.8.3.12 */
   mrb_define_method(mrb, fixnum,  ">>",       fix_rshift,        ARGS_REQ(1)); /* 15.2.8.3.13 */
-  mrb_define_method(mrb, fixnum,  "ceil",     int_to_i,          ARGS_NONE()); /* 15.2.8.3.14 */
   mrb_define_method(mrb, fixnum,  "eql?",     num_eql,           ARGS_REQ(1)); /* 15.2.8.3.16 */
-  mrb_define_method(mrb, fixnum,  "floor",    num_floor,         ARGS_NONE()); /* 15.2.8.3.17 */
   mrb_define_method(mrb, fixnum,  "hash",     flo_hash,          ARGS_NONE()); /* 15.2.8.3.18 */
   mrb_define_method(mrb, fixnum,  "next",     int_succ,          ARGS_NONE()); /* 15.2.8.3.19 */
-  mrb_define_method(mrb, fixnum,  "round",    num_round,         ARGS_ANY());  /* 15.2.8.3.20 */
   mrb_define_method(mrb, fixnum,  "succ",     fix_succ,          ARGS_NONE()); /* 15.2.8.3.21 */
   mrb_define_method(mrb, fixnum,  "to_f",     fix_to_f,          ARGS_NONE()); /* 15.2.8.3.23 */
   mrb_define_method(mrb, fixnum,  "to_s",     fix_to_s,          ARGS_NONE()); /* 15.2.8.3.25 */
   mrb_define_method(mrb, fixnum,  "inspect",  fix_to_s,          ARGS_NONE());
-  mrb_define_method(mrb, fixnum,  "truncate", int_to_i,          ARGS_NONE()); /* 15.2.8.3.26 */
   mrb_define_method(mrb, fixnum,  "divmod",   fix_divmod,        ARGS_REQ(1)); /* 15.2.8.3.30 (x) */
 
   /* Float Class */