Integrate `Fixnum` class into `Integer` class

* The `Fixnum` constant is now an alias for the `Integer` class.
* Remove `struct mrb_state::fixnum_class` member.
  If necessary, use `struct mrb_state::integer_class` instead.

16 files changed, 34 insertions, 34 deletions

diff --git a/mrbgems/mruby-complex/mrblib/complex.rb b/mrbgems/mruby-complex/mrblib/complex.rb
index 74c128a07..67f940865 100644
--- a/mrbgems/mruby-complex/mrblib/complex.rb
+++ b/mrbgems/mruby-complex/mrblib/complex.rb
@@ -104,7 +104,7 @@ class Complex < Numeric
 
   alias_method :imag, :imaginary
 
-  [Fixnum, Float].each do |cls|
+  [Integer, Float].each do |cls|
     [:+, :-, :*, :/, :==].each do |op|
       cls.instance_eval do
         original_operator_name = :"__original_operator_#{op}_complex"
diff --git a/mrbgems/mruby-io/mrblib/file.rb b/mrbgems/mruby-io/mrblib/file.rb
index aa73252e1..9398acef6 100644
--- a/mrbgems/mruby-io/mrblib/file.rb
+++ b/mrbgems/mruby-io/mrblib/file.rb
@@ -2,7 +2,7 @@ class File < IO
   attr_accessor :path
 
   def initialize(fd_or_path, mode = "r", perm = 0666)
-    if fd_or_path.kind_of? Fixnum
+    if fd_or_path.kind_of? Integer
       super(fd_or_path, mode)
     else
       @path = fd_or_path
diff --git a/mrbgems/mruby-io/mrblib/io.rb b/mrbgems/mruby-io/mrblib/io.rb
index e597db886..034f88529 100644
--- a/mrbgems/mruby-io/mrblib/io.rb
+++ b/mrbgems/mruby-io/mrblib/io.rb
@@ -186,7 +186,7 @@ class IO
 
   def read(length = nil, outbuf = "")
     unless length.nil?
-      unless length.is_a? Fixnum
+      unless length.is_a? Integer
         raise TypeError.new "can't convert #{length.class} into Integer"
       end
       if length < 0
@@ -229,7 +229,7 @@ class IO
     case arg
     when String
       rs = arg
-    when Fixnum
+    when Integer
       rs = "\n"
       limit = arg
     else
diff --git a/mrbgems/mruby-io/test/io.rb b/mrbgems/mruby-io/test/io.rb
index 2088a61e3..47c70cc60 100644
--- a/mrbgems/mruby-io/test/io.rb
+++ b/mrbgems/mruby-io/test/io.rb
@@ -7,7 +7,7 @@ $cr, $crlf, $cmd = MRubyIOTestUtil.win? ? [1, "\r\n", "cmd /c "] : [0, "\n", ""]
 def assert_io_open(meth)
   assert "assert_io_open" do
     fd = IO.sysopen($mrbtest_io_rfname)
-    assert_equal Fixnum, fd.class
+    assert_equal Integer, fd.class
     io1 = IO.__send__(meth, fd)
     begin
       assert_equal IO, io1.class
@@ -433,7 +433,7 @@ assert('IO.popen') do
     $? = nil
     io = IO.popen("#{$cmd}echo mruby-io")
     assert_true io.close_on_exec?
-    assert_equal Fixnum, io.pid.class
+    assert_equal Integer, io.pid.class
 
     out = io.read
     assert_equal out.class, String
diff --git a/mrbgems/mruby-kernel-ext/src/kernel.c b/mrbgems/mruby-kernel-ext/src/kernel.c
index eaf8c6eb0..e738287db 100644
--- a/mrbgems/mruby-kernel-ext/src/kernel.c
+++ b/mrbgems/mruby-kernel-ext/src/kernel.c
@@ -84,7 +84,7 @@ mrb_f_method(mrb_state *mrb, mrb_value self)
  *  call-seq:
  *     Integer(arg,base=0)    -> integer
  *
- *  Converts <i>arg</i> to a <code>Fixnum</code>.
+ *  Converts <i>arg</i> to a <code>Integer</code>.
  *  Numeric types are converted directly (with floating point numbers
  *  being truncated).    <i>base</i> (0, or between 2 and 36) is a base for
  *  integer string representation.  If <i>arg</i> is a <code>String</code>,
diff --git a/mrbgems/mruby-math/src/math.c b/mrbgems/mruby-math/src/math.c
index fcde7e700..f2622109d 100644
--- a/mrbgems/mruby-math/src/math.c
+++ b/mrbgems/mruby-math/src/math.c
@@ -629,7 +629,7 @@ math_cbrt(mrb_state *mrb, mrb_value obj)
  *     Math.frexp(numeric)    -> [ fraction, exponent ]
  *
  *  Returns a two-element array containing the normalized fraction (a
- *  <code>Float</code>) and exponent (a <code>Fixnum</code>) of
+ *  <code>Float</code>) and exponent (a <code>Integer</code>) of
  *  <i>numeric</i>.
  *
  *     fraction, exponent = Math.frexp(1234)   #=> [0.6025390625, 11]
diff --git a/mrbgems/mruby-metaprog/test/metaprog.rb b/mrbgems/mruby-metaprog/test/metaprog.rb
index 82ba0a3a5..84f4e00a0 100644
--- a/mrbgems/mruby-metaprog/test/metaprog.rb
+++ b/mrbgems/mruby-metaprog/test/metaprog.rb
@@ -395,15 +395,15 @@ end
 
 assert('alias_method and remove_method') do
   begin
-    Fixnum.alias_method :to_s_, :to_s
-    Fixnum.remove_method :to_s
+    Integer.alias_method :to_s_, :to_s
+    Integer.remove_method :to_s
 
     assert_nothing_raised do
       # segfaults if mrb_cptr is used
       1.to_s
     end
   ensure
-    Fixnum.alias_method :to_s, :to_s_
-    Fixnum.remove_method :to_s_
+    Integer.alias_method :to_s, :to_s_
+    Integer.remove_method :to_s_
   end
 end
diff --git a/mrbgems/mruby-method/test/method.rb b/mrbgems/mruby-method/test/method.rb
index 641979d71..123ae34be 100644
--- a/mrbgems/mruby-method/test/method.rb
+++ b/mrbgems/mruby-method/test/method.rb
@@ -77,7 +77,7 @@ end
 
 assert 'instance' do
   assert_kind_of Method, 1.method(:+)
-  assert_kind_of UnboundMethod, Fixnum.instance_method(:+)
+  assert_kind_of UnboundMethod, Integer.instance_method(:+)
 end
 
 assert 'Method#call' do
@@ -404,9 +404,9 @@ assert 'UnboundMethod#arity' do
 end
 
 assert 'UnboundMethod#==' do
-  assert_false(Fixnum.instance_method(:+) == Fixnum.instance_method(:-))
-  assert_true(Fixnum.instance_method(:+) == Fixnum.instance_method(:+))
-  assert_false(Fixnum.instance_method(:+) == Float.instance_method(:+))
+  assert_false(Integer.instance_method(:+) == Integer.instance_method(:-))
+  assert_true(Integer.instance_method(:+) == Integer.instance_method(:+))
+  assert_false(Integer.instance_method(:+) == Float.instance_method(:+))
   assert_true(UnboundMethod.instance_method(:==) == UnboundMethod.instance_method(:eql?))
 end
 
diff --git a/mrbgems/mruby-pack/src/pack.c b/mrbgems/mruby-pack/src/pack.c
index 45427afa0..f797b599b 100644
--- a/mrbgems/mruby-pack/src/pack.c
+++ b/mrbgems/mruby-pack/src/pack.c
@@ -290,7 +290,7 @@ unpack_l(mrb_state *mrb, const unsigned char *src, int srclen, mrb_value ary, un
 #ifndef MRB_INT64
     if (!FIXABLE(sl)) {
       i32tostr(msg, sizeof(msg), sl);
-      mrb_raisef(mrb, E_RANGE_ERROR, "cannot unpack to Fixnum: %s", msg);
+      mrb_raisef(mrb, E_RANGE_ERROR, "cannot unpack to Integer: %s", msg);
     }
 #endif
     n = sl;
@@ -298,7 +298,7 @@ unpack_l(mrb_state *mrb, const unsigned char *src, int srclen, mrb_value ary, un
 #ifndef MRB_INT64
     if (!POSFIXABLE(ul)) {
       u32tostr(msg, sizeof(msg), ul);
-      mrb_raisef(mrb, E_RANGE_ERROR, "cannot unpack to Fixnum: %s", msg);
+      mrb_raisef(mrb, E_RANGE_ERROR, "cannot unpack to Integer: %s", msg);
     }
 #endif
     n = ul;
@@ -411,13 +411,13 @@ unpack_q(mrb_state *mrb, const unsigned char *src, int srclen, mrb_value ary, un
     int64_t sll = ull;
     if (!FIXABLE(sll)) {
       i64tostr(msg, sizeof(msg), sll);
-      mrb_raisef(mrb, E_RANGE_ERROR, "cannot unpack to Fixnum: %s", msg);
+      mrb_raisef(mrb, E_RANGE_ERROR, "cannot unpack to Integer: %s", msg);
     }
     n = (mrb_int)sll;
   } else {
     if (!POSFIXABLE(ull)) {
       u64tostr(msg, sizeof(msg), ull);
-      mrb_raisef(mrb, E_RANGE_ERROR, "cannot unpack to Fixnum: %s", msg);
+      mrb_raisef(mrb, E_RANGE_ERROR, "cannot unpack to Integer: %s", msg);
     }
     n = (mrb_int)ull;
   }
diff --git a/mrbgems/mruby-random/test/random.rb b/mrbgems/mruby-random/test/random.rb
index cf4a55141..f3067748b 100644
--- a/mrbgems/mruby-random/test/random.rb
+++ b/mrbgems/mruby-random/test/random.rb
@@ -32,8 +32,8 @@ assert("Random.srand") do
 end
 
 assert("return class of Kernel.rand") do
-  assert_kind_of(Fixnum, rand(3))
-  assert_kind_of(Fixnum, rand(1.5))
+  assert_kind_of(Integer, rand(3))
+  assert_kind_of(Integer, rand(1.5))
   assert_kind_of(Float, rand)
   assert_kind_of(Float, rand(0.5))
 end
diff --git a/mrbgems/mruby-range-ext/mrblib/range.rb b/mrbgems/mruby-range-ext/mrblib/range.rb
index a213beb57..fadddc343 100644
--- a/mrbgems/mruby-range-ext/mrblib/range.rb
+++ b/mrbgems/mruby-range-ext/mrblib/range.rb
@@ -33,7 +33,7 @@ class Range
 
     # fast path for numerics
     if val.kind_of?(Numeric) && last.kind_of?(Numeric)
-      raise TypeError if exclude_end? && !last.kind_of?(Fixnum)
+      raise TypeError if exclude_end? && !last.kind_of?(Integer)
       return nil if val > last
       return nil if val == last && exclude_end?
 
diff --git a/mrbgems/mruby-rational/mrblib/rational.rb b/mrbgems/mruby-rational/mrblib/rational.rb
index b65f77e2f..489d89ebd 100644
--- a/mrbgems/mruby-rational/mrblib/rational.rb
+++ b/mrbgems/mruby-rational/mrblib/rational.rb
@@ -92,7 +92,7 @@ module Kernel
 
   [:+, :-, :*, :/, :<=>, :==, :<, :<=, :>, :>=].each do |op|
     original_operator_name = :"__original_operator_#{op}_rational"
-    Fixnum.instance_eval do
+    Integer.instance_eval do
       alias_method original_operator_name, op
       define_method op do |rhs|
         if rhs.is_a? Rational
diff --git a/mrbgems/mruby-rational/src/rational.c b/mrbgems/mruby-rational/src/rational.c
index f9470de86..fcaba3df5 100644
--- a/mrbgems/mruby-rational/src/rational.c
+++ b/mrbgems/mruby-rational/src/rational.c
@@ -200,7 +200,7 @@ void mrb_mruby_rational_gem_init(mrb_state *mrb)
   mrb_define_method(mrb, rat, "to_i", rational_to_i, MRB_ARGS_NONE());
   mrb_define_method(mrb, rat, "to_r", rational_to_r, MRB_ARGS_NONE());
   mrb_define_method(mrb, rat, "negative?", rational_negative_p, MRB_ARGS_NONE());
-  mrb_define_method(mrb, mrb->fixnum_class, "to_r", fix_to_r, MRB_ARGS_NONE());
+  mrb_define_method(mrb, mrb->integer_class, "to_r", fix_to_r, MRB_ARGS_NONE());
 }
 
 void
diff --git a/mrbgems/mruby-rational/test/rational.rb b/mrbgems/mruby-rational/test/rational.rb
index a8ebb8ea2..3fb4e4e82 100644
--- a/mrbgems/mruby-rational/test/rational.rb
+++ b/mrbgems/mruby-rational/test/rational.rb
@@ -143,7 +143,7 @@ assert 'Rational#==, Rational#!=' do
   assert_equal_rational(false, 1r, ComplexLikeNumeric.new(2))
 end
 
-assert 'Fixnum#==(Rational), Fixnum#!=(Rational)' do
+assert 'Integer#==(Rational), Integer#!=(Rational)' do
   assert_equal_rational(true, 2, Rational(4,2))
   assert_equal_rational(true, -2, Rational(-4,2))
   assert_equal_rational(true, -2, Rational(4,-2))
@@ -186,7 +186,7 @@ assert 'Rational#<=>' do
   assert_raise(NoMethodError) { 1r <=> ComplexLikeNumeric.new(2) }
 end
 
-assert 'Fixnum#<=>(Rational)' do
+assert 'Integer#<=>(Rational)' do
   assert_cmp(-1, -2, Rational(-9,5))
   assert_cmp(0, 5, 5r)
   assert_cmp(1, 3, Rational(8,3))
@@ -210,7 +210,7 @@ assert 'Rational#<' do
   assert_raise(ArgumentError) { 1r < "2" }
 end
 
-assert 'Fixnum#<(Rational)' do
+assert 'Integer#<(Rational)' do
   assert_not_operator(1, :<, Rational(2,3))
   assert_not_operator(2, :<, 2r)
   assert_operator(-3, :<, Rational(2,3))
@@ -234,7 +234,7 @@ assert 'Rational#<=' do
   assert_raise(ArgumentError) { 1r <= "2" }
 end
 
-assert 'Fixnum#<=(Rational)' do
+assert 'Integer#<=(Rational)' do
   assert_not_operator(1, :<=, Rational(2,3))
   assert_operator(2, :<=, 2r)
   assert_operator(-3, :<=, Rational(2,3))
@@ -258,7 +258,7 @@ assert 'Rational#>' do
   assert_raise(ArgumentError) { 1r > "2" }
 end
 
-assert 'Fixnum#>(Rational)' do
+assert 'Integer#>(Rational)' do
   assert_operator(1, :>, Rational(2,3))
   assert_not_operator(2, :>, 2r)
   assert_not_operator(-3, :>, Rational(2,3))
@@ -282,7 +282,7 @@ assert 'Rational#>=' do
   assert_raise(ArgumentError) { 1r >= "2" }
 end
 
-assert 'Fixnum#>=(Rational)' do
+assert 'Integer#>=(Rational)' do
   assert_operator(1, :>=, Rational(2,3))
   assert_operator(2, :>=, 2r)
   assert_not_operator(-3, :>=, Rational(2,3))
diff --git a/mrbgems/mruby-socket/src/socket.c b/mrbgems/mruby-socket/src/socket.c
index 001021b81..6542c1603 100644
--- a/mrbgems/mruby-socket/src/socket.c
+++ b/mrbgems/mruby-socket/src/socket.c
@@ -145,7 +145,7 @@ mrb_addrinfo_getaddrinfo(mrb_state *mrb, mrb_value klass)
   } else if (mrb_nil_p(service)) {
     servname = NULL;
   } else {
-    mrb_raise(mrb, E_TYPE_ERROR, "service must be String, Fixnum, or nil");
+    mrb_raise(mrb, E_TYPE_ERROR, "service must be String, Integer, or nil");
   }
 
   memset(&hints, 0, sizeof(hints));
diff --git a/mrbgems/mruby-struct/src/struct.c b/mrbgems/mruby-struct/src/struct.c
index 4f50fe5dd..423cf99a5 100644
--- a/mrbgems/mruby-struct/src/struct.c
+++ b/mrbgems/mruby-struct/src/struct.c
@@ -604,8 +604,8 @@ mrb_struct_eql(mrb_state *mrb, mrb_value s)
 
 /*
  * call-seq:
- *    struct.length   -> Fixnum
- *    struct.size     -> Fixnum
+ *    struct.length   -> Integer
+ *    struct.size     -> Integer
  *
  * Returns number of struct members.
  */