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* object.c (Init_Object): move symbol related code to string.c

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* string.c (Init_String): Symbol as subclass of String.

* parse.y (rb_intern2): handle symbol as strings.

* string.c (str_new): substring of symbols are mere strings, not
  symbols.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10834 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2006-09-02 15:05:27 +00:00
parent 2156870525
commit ccf5372b25
7 changed files with 301 additions and 219 deletions
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10
ruby.h
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@ -195,10 +195,11 @@ VALUE rb_ull2inum(unsigned LONG_LONG);
#define IMMEDIATE_MASK 0x03
#define IMMEDIATE_P(x) ((VALUE)(x) & IMMEDIATE_MASK)
#define SYMBOL_FLAG 0x0e
#define SYMBOL_P(x) (((VALUE)(x)&0xff)==SYMBOL_FLAG)
#define ID2SYM(x) ((VALUE)(((long)(x))<<8|SYMBOL_FLAG))
#define SYM2ID(x) RSHIFT((VALUE)x,8)
#define SYMBOL_P(x) (!IMMEDIATE_P(x) && RBASIC(x)->klass == rb_cSymbol)
VALUE rb_id2sym(ID);
ID rb_sym2id(VALUE);
#define ID2SYM(x) rb_id2sym(x)
#define SYM2ID(x) rb_sym2id(x)
/* special contants - i.e. non-zero and non-fixnum constants */
#define Qfalse ((VALUE)0)
@ -596,6 +597,7 @@ void rb_gc_register_address(VALUE*);
void rb_gc_unregister_address(VALUE*);
ID rb_intern(const char*);
ID rb_intern2(const char*, long);
const char *rb_id2name(ID);
ID rb_to_id(VALUE);