Merge branch 'master' of github.com:mruby/mruby

5 files changed, 136 insertions, 0 deletions

diff --git a/mrbgems/mruby-numeric-ext/mrbgem.rake b/mrbgems/mruby-numeric-ext/mrbgem.rake
new file mode 100644
index 000000000..69c4fde4c
--- /dev/null
+++ b/mrbgems/mruby-numeric-ext/mrbgem.rake
@@ -0,0 +1,4 @@
+MRuby::Gem::Specification.new('mruby-numeric-ext') do |spec|
+  spec.license = 'MIT'
+  spec.authors = 'mruby developers'
+end
diff --git a/mrbgems/mruby-numeric-ext/src/numeric_ext.c b/mrbgems/mruby-numeric-ext/src/numeric_ext.c
new file mode 100644
index 000000000..b2c0e7986
--- /dev/null
+++ b/mrbgems/mruby-numeric-ext/src/numeric_ext.c
@@ -0,0 +1,30 @@
+#include "mruby.h"
+#include "mruby/numeric.h"
+
+static mrb_value
+mrb_int_chr(mrb_state *mrb, mrb_value x)
+{
+  mrb_int chr;
+  char c;
+
+  chr = mrb_fixnum(x);
+  if (chr >= (1 << CHAR_BIT)) {
+    mrb_raisef(mrb, E_RANGE_ERROR, "%ld out of char range", chr);
+  }
+  c = (char)chr;
+
+  return mrb_str_new(mrb, &c, 1);
+}
+
+void
+mrb_mruby_numeric_ext_gem_init(mrb_state* mrb)
+{
+  struct RClass *i = mrb_class_get(mrb, "Integer");
+
+  mrb_define_method(mrb, i, "chr",    mrb_int_chr,            ARGS_NONE());
+}
+
+void
+mrb_mruby_numeric_ext_gem_final(mrb_state* mrb)
+{
+}
diff --git a/mrbgems/mruby-numeric-ext/test/numeric.rb b/mrbgems/mruby-numeric-ext/test/numeric.rb
new file mode 100644
index 000000000..6c1cf0fce
--- /dev/null
+++ b/mrbgems/mruby-numeric-ext/test/numeric.rb
@@ -0,0 +1,10 @@
+##
+# Numeric(Ext) Test
+
+assert('Integer#chr') do
+  assert_equal(65.chr, "A")
+  assert_equal(0x42.chr, "B")
+
+  # multibyte encoding (not support yet)
+  assert_raise(RangeError) { 12345.chr }
+end
diff --git a/mrbgems/mruby-string-ext/mrblib/string.rb b/mrbgems/mruby-string-ext/mrblib/string.rb
new file mode 100644
index 000000000..142a63882
--- /dev/null
+++ b/mrbgems/mruby-string-ext/mrblib/string.rb
@@ -0,0 +1,38 @@
+class String
+  def lstrip
+    a = 0
+    z = self.size - 1
+    a += 1 while " \f\n\r\t\v".include?(self[a]) and a <= z
+    (z >= 0) ? self[a..z] : ""
+  end
+
+  def rstrip
+    a = 0
+    z = self.size - 1
+    z -= 1 while " \f\n\r\t\v\0".include?(self[z]) and a <= z
+    (z >= 0) ? self[a..z] : ""
+  end
+
+  def strip
+    a = 0
+    z = self.size - 1
+    a += 1 while " \f\n\r\t\v".include?(self[a]) and a <= z
+    z -= 1 while " \f\n\r\t\v\0".include?(self[z]) and a <= z
+    (z >= 0) ? self[a..z] : ""
+  end
+
+  def lstrip!
+    s = self.lstrip
+    (s == self) ? nil : self.replace(s)
+  end
+
+  def rstrip!
+    s = self.rstrip
+    (s == self) ? nil : self.replace(s)
+  end
+
+  def strip!
+    s = self.strip
+    (s == self) ? nil : self.replace(s)
+  end
+end
diff --git a/mrbgems/mruby-string-ext/test/string.rb b/mrbgems/mruby-string-ext/test/string.rb
index d61ece351..eaff81890 100644
--- a/mrbgems/mruby-string-ext/test/string.rb
+++ b/mrbgems/mruby-string-ext/test/string.rb
@@ -16,3 +16,57 @@ end
 assert('String#dump') do
   "foo".dump == "\"foo\""
 end
+
+assert('String#strip') do
+  s = "  abc  " 
+  s.strip
+  "".strip == "" and " \t\r\n\f\v".strip == "" and
+  "\0a\0".strip == "\0a" and
+  "abc".strip     == "abc" and
+  "  abc".strip   == "abc" and
+  "abc  ".strip   == "abc" and
+  "  abc  ".strip == "abc" and
+  s == "  abc  "
+end
+
+assert('String#lstrip') do
+  s = "  abc  " 
+  s.lstrip
+  "".lstrip == "" and " \t\r\n\f\v".lstrip == "" and
+  "\0a\0".lstrip == "\0a\0" and
+  "abc".lstrip     == "abc"   and
+  "  abc".lstrip   == "abc"   and
+  "abc  ".lstrip   == "abc  " and
+  "  abc  ".lstrip == "abc  " and
+  s == "  abc  "
+end
+
+assert('String#rstrip') do
+  s = "  abc  " 
+  s.rstrip
+  "".rstrip == "" and " \t\r\n\f\v".rstrip == "" and
+  "\0a\0".rstrip == "\0a" and
+  "abc".rstrip     == "abc"   and
+  "  abc".rstrip   == "  abc" and
+  "abc  ".rstrip   == "abc"   and
+  "  abc  ".rstrip == "  abc" and
+  s == "  abc  "
+end
+
+assert('String#strip!') do
+  s = "  abc  "
+  t = "abc"
+  s.strip! == "abc" and s == "abc" and t.strip! == nil
+end
+
+assert('String#lstrip!') do
+  s = "  abc  "
+  t = "abc  "
+  s.lstrip! == "abc  " and s == "abc  " and t.lstrip! == nil
+end
+
+assert('String#rstrip!') do
+  s = "  abc  "
+  t = "  abc"
+  s.rstrip! == "  abc" and s == "  abc" and t.rstrip! == nil
+end