* parse.y (primary): allow no "when" case. [ruby-dev:22578]

* ruby.h (rb_class_of): reduce branch. [ruby-dev:22577]

* ruby.h (rb_type): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5457 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,11 @@
+Tue Jan 13 14:48:01 2004  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* parse.y (primary): allow no "when" case. [ruby-dev:22578]
+
+	* ruby.h (rb_class_of): reduce branch. [ruby-dev:22577]
+
+	* ruby.h (rb_type): ditto.
+
 Tue Jan 13 14:26:59 2004  Kazuhiro NISHIYAMA  <zn@mbf.nifty.com>
 
 	* lib/test/unit/ui/testrunnerutilities.rb (TestRunnerUtilities):

lib/pathname.rb

@@ -103,6 +103,7 @@
 # - #owned?
 # - #pipe?
 # - #readable?
+# - #world_readable?
 # - #readable_real?
 # - #setgid?
 # - #setuid?
@@ -112,6 +113,7 @@
 # - #sticky?
 # - #symlink?
 # - #writable?
+# - #world_writable?
 # - #writable_real?
 # - #zero?
 #
@@ -717,6 +719,9 @@ class Pathname    # * FileTest *
   # See <tt>FileTest.readable?</tt>.
   def readable?() FileTest.readable?(@path) end
 
+  # See <tt>FileTest.readable_world?</tt>.
+  def readable_world?() FileTest.readable_world?(@path) end
+
   # See <tt>FileTest.readable_real?</tt>.
   def readable_real?() FileTest.readable_real?(@path) end
 
@@ -741,6 +746,9 @@ class Pathname    # * FileTest *
   # See <tt>FileTest.writable?</tt>.
   def writable?() FileTest.writable?(@path) end
 
+  # See <tt>FileTest.writable_world?</tt>.
+  def writable_world?() FileTest.writable_world?(@path) end
+
   # See <tt>FileTest.writable_real?</tt>.
   def writable_real?() FileTest.writable_real?(@path) end
 

parse.y

@@ -1565,6 +1565,10 @@ primary		: literal
 			$$ = NEW_CASE($2, $4);
 		        fixpos($$, $2);
 		    }
+		| kCASE expr_value opt_terms kELSE compstmt kEND
+		    {
+			$$ = block_append($2, $5);
+		    }
 		| kCASE opt_terms case_body kEND
 		    {
 			$$ = $3;

ruby.h

@@ -629,14 +629,19 @@ rb_class_of(obj)
     VALUE obj;
 #endif
 {
+    if(IMMEDIATE_P(obj)){
 	if (FIXNUM_P(obj)) return rb_cFixnum;
-    if (obj == Qnil) return rb_cNilClass;
-    if (obj == Qfalse) return rb_cFalseClass;
 	if (obj == Qtrue)  return rb_cTrueClass;
 	if (SYMBOL_P(obj)) return rb_cSymbol;
-
+    }
+    else if(!RTEST(obj)){
+	if (obj == Qnil)   return rb_cNilClass;
+	if (obj == Qfalse) return rb_cFalseClass;
+    }
+    else{
 	return RBASIC(obj)->klass;
     }
+}
 
 static inline int
 #if defined(HAVE_PROTOTYPES)
@@ -646,14 +651,20 @@ rb_type(obj)
    VALUE obj;
 #endif
 {
+    if(IMMEDIATE_P(obj)){
 	if (FIXNUM_P(obj)) return T_FIXNUM;
+	if (obj == Qtrue) return T_TRUE;
+	if (SYMBOL_P(obj)) return T_SYMBOL;
+	if (obj == Qundef) return T_UNDEF;
+    }
+    else if(!RTEST(obj)){
 	if (obj == Qnil) return T_NIL;
 	if (obj == Qfalse) return T_FALSE;
-    if (obj == Qtrue) return T_TRUE;
-    if (obj == Qundef) return T_UNDEF;
-    if (SYMBOL_P(obj)) return T_SYMBOL;
+    }
+    else{
 	return BUILTIN_TYPE(obj);
     }
+}
 
 static inline int
 #if defined(HAVE_PROTOTYPES)