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* hash.c (rb_hash_lookup): added. this function is similar to

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rb_hash_aref(), but doesn't call Hash#default when no entry
  exists.
* include/ruby/intern.h: ditto.
* insnhelper.ci (lfp_svar_get): use rb_hash_lookup().



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12734 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ko1 2007-07-10 10:39:39 +00:00
parent bc1e2ab306
commit 302c311199
4 changed files with 23 additions and 1 deletions
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10
ChangeLog
View file

@ -1,3 +1,13 @@
Tue Jul 10 19:34:45 2007 Koichi Sasada <ko1@atdot.net>
* hash.c (rb_hash_lookup): added. this function is similar to
rb_hash_aref(), but doesn't call Hash#default when no entry
exists.
* include/ruby/intern.h: ditto.
* insnhelper.ci (lfp_svar_get): use rb_hash_lookup().
Tue Jul 10 19:16:28 2007 Koichi Sasada <ko1@atdot.net>
* eval.c, insnhelper.ci, vm.c: change cref index (-1 -> 2).

11
hash.c
View file

@ -401,6 +401,17 @@ rb_hash_aref(VALUE hash, VALUE key)
return val;
}
VALUE
rb_hash_lookup(VALUE hash, VALUE key)
{
VALUE val;
if (!st_lookup(RHASH(hash)->tbl, key, &val)) {
return Qnil; /* without Hash#default */
}
return val;
}
/*
* call-seq:
* hsh.fetch(key [, default] ) => obj

1
include/ruby/intern.h
View file

@ -329,6 +329,7 @@ VALUE rb_hash(VALUE);
VALUE rb_hash_new(void);
VALUE rb_hash_freeze(VALUE);
VALUE rb_hash_aref(VALUE, VALUE);
VALUE rb_hash_lookup(VALUE, VALUE);
VALUE rb_hash_aset(VALUE, VALUE, VALUE);
VALUE rb_hash_delete_if(VALUE);
VALUE rb_hash_delete(VALUE,VALUE);

2
insnhelper.ci
View file

@ -788,7 +788,7 @@ lfp_svar_get(rb_thread_t *th, VALUE *lfp, VALUE key)
return Qnil;
}
else {
return rb_hash_aref(hash, key);
return rb_hash_lookup(hash, key);
}
}
}