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[packages/vim.git] / 7.2.374

To: vim-dev@vim.org
Subject: Patch 7.2.374
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
Mime-Version: 1.0
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------------

Patch 7.2.374
Problem:    Ruby eval() doesn't understand Vim types.
Solution:   Add the vim_to_ruby() function.  (George Gensure)
Files:	    src/eval.c, src/if_ruby.c


*** ../vim-7.2.373/src/eval.c	2010-01-19 15:51:29.000000000 +0100
--- src/eval.c	2010-02-24 15:36:40.000000000 +0100
***************
*** 5872,5878 ****
      return item1 == NULL && item2 == NULL;
  }
  
! #if defined(FEAT_PYTHON) || defined(FEAT_MZSCHEME) || defined(PROTO)
  /*
   * Return the dictitem that an entry in a hashtable points to.
   */
--- 5872,5879 ----
      return item1 == NULL && item2 == NULL;
  }
  
! #if defined(FEAT_RUBY) || defined(FEAT_PYTHON) || defined(FEAT_MZSCHEME) \
! 	|| defined(PROTO)
  /*
   * Return the dictitem that an entry in a hashtable points to.
   */
*** ../vim-7.2.373/src/if_ruby.c	2010-02-18 15:51:25.000000000 +0100
--- src/if_ruby.c	2010-02-24 15:45:15.000000000 +0100
***************
*** 660,679 ****
      return Qnil;
  }
  
  static VALUE vim_evaluate(VALUE self UNUSED, VALUE str)
  {
  #ifdef FEAT_EVAL
!     char_u *value = eval_to_string((char_u *)StringValuePtr(str), NULL, TRUE);
  
!     if (value != NULL)
      {
! 	VALUE val = rb_str_new2((char *)value);
! 	vim_free(value);
! 	return val;
      }
!     else
  #endif
- 	return Qnil;
  }
  
  static VALUE buffer_new(buf_T *buf)
--- 660,747 ----
      return Qnil;
  }
  
+ #ifdef FEAT_EVAL
+ static VALUE vim_to_ruby(typval_T *tv)
+ {
+     VALUE result = Qnil;
+ 
+     if (tv->v_type == VAR_STRING)
+     {
+         result = rb_str_new2((char *)tv->vval.v_string);
+     }
+     else if (tv->v_type == VAR_NUMBER)
+     {
+         result = INT2NUM(tv->vval.v_number);
+     }
+ # ifdef FEAT_FLOAT
+     else if (tv->v_type == VAR_FLOAT)
+     {
+         result = rb_float_new(tv->vval.v_float);
+     }
+ # endif
+     else if (tv->v_type == VAR_LIST)
+     {
+         list_T      *list = tv->vval.v_list;
+         listitem_T  *curr;
+ 
+         result = rb_ary_new();
+ 
+         if (list != NULL)
+         {
+             for (curr = list->lv_first; curr != NULL; curr = curr->li_next)
+             {
+                 rb_ary_push(result, vim_to_ruby(&curr->li_tv));
+             }
+         }
+     }
+     else if (tv->v_type == VAR_DICT)
+     {
+         result = rb_hash_new();
+ 
+         if (tv->vval.v_dict != NULL)
+         {
+             hashtab_T   *ht = &tv->vval.v_dict->dv_hashtab;
+             long_u      todo = ht->ht_used;
+             hashitem_T  *hi;
+             dictitem_T  *di;
+ 
+             for (hi = ht->ht_array; todo > 0; ++hi)
+             {
+                 if (!HASHITEM_EMPTY(hi))
+                 {
+                     --todo;
+ 
+                     di = dict_lookup(hi);
+                     rb_hash_aset(result, rb_str_new2((char *)hi->hi_key),
+ 						     vim_to_ruby(&di->di_tv));
+                 }
+             }
+         }
+     } /* else return Qnil; */
+ 
+     return result;
+ }
+ #endif
+ 
  static VALUE vim_evaluate(VALUE self UNUSED, VALUE str)
  {
  #ifdef FEAT_EVAL
!     typval_T    *tv;
!     VALUE       result;
  
!     tv = eval_expr((char_u *)StringValuePtr(str), NULL);
!     if (tv == NULL)
      {
!         return Qnil;
      }
!     result = vim_to_ruby(tv);
! 
!     free_tv(tv);
! 
!     return result;
! #else
!     return Qnil;
  #endif
  }
  
  static VALUE buffer_new(buf_T *buf)
*** ../vim-7.2.373/src/version.c	2010-02-24 15:25:13.000000000 +0100
--- src/version.c	2010-02-24 15:46:57.000000000 +0100
***************
*** 683,684 ****
--- 683,686 ----
  {   /* Add new patch number below this line */
+ /**/
+     374,
  /**/

-- 
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   Midst echoing shouts of "run away" the KNIGHTS retreat to cover with the odd
   cow or goose hitting them still.  The KNIGHTS crouch down under cover.
                 "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD

 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
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