Class: UnboundMethod

Inherits:
Object
  • Object
show all
Defined in:
mrbgems/mruby-method/src/method.c

Instance Method Summary collapse

Instance Method Details

#== ⇒ Object 



51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
 
# File 'mrbgems/mruby-method/src/method.c', line 51

static mrb_value
method_eql(mrb_state *mrb, mrb_value self)
{
  mrb_value other, receiver, orig_proc, other_proc;
  struct RClass *owner, *klass;
  struct RProc *orig_rproc, *other_rproc;

  mrb_get_args(mrb, "o", &other);
  if (!mrb_obj_is_instance_of(mrb, other, mrb_class(mrb, self)))
    return mrb_false_value();

  if (mrb_class(mrb, self) != mrb_class(mrb, other))
    return mrb_false_value();

  klass = mrb_class_ptr(IV_GET(self, "_klass"));
  if (klass != mrb_class_ptr(IV_GET(other, "_klass")))
    return mrb_false_value();

  owner = mrb_class_ptr(IV_GET(self, "_owner"));
  if (owner != mrb_class_ptr(IV_GET(other, "_owner")))
    return mrb_false_value();

  receiver = IV_GET(self, "_recv");
  if (!mrb_obj_equal(mrb, receiver, IV_GET(other, "_recv")))
    return mrb_false_value();

  orig_proc = IV_GET(self, "_proc");
  other_proc = IV_GET(other, "_proc");
  if (mrb_nil_p(orig_proc) && mrb_nil_p(other_proc)) {
    if (mrb_symbol(IV_GET(self, "_name")) == mrb_symbol(IV_GET(other, "_name")))
      return mrb_true_value();
    else
      return mrb_false_value();
  }

  if (mrb_nil_p(orig_proc))
    return mrb_false_value();
  if (mrb_nil_p(other_proc))
    return mrb_false_value();

  orig_rproc = mrb_proc_ptr(orig_proc);
  other_rproc = mrb_proc_ptr(other_proc);
  if (MRB_PROC_CFUNC_P(orig_rproc)) {
    if (!MRB_PROC_CFUNC_P(other_rproc))
      return mrb_false_value();
    if (orig_rproc->body.func != other_rproc->body.func)
      return mrb_false_value();
  }
  else {
    if (MRB_PROC_CFUNC_P(other_rproc))
      return mrb_false_value();
    if (orig_rproc->body.irep != other_rproc->body.irep)
      return mrb_false_value();
  }

  return mrb_true_value();
}

#arity ⇒ Object 



238
239
240
241
242
243
244
 
# File 'mrbgems/mruby-method/src/method.c', line 238

static mrb_value
method_arity(mrb_state *mrb, mrb_value self)
{
  mrb_value proc = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_proc"));
  mrb_int arity = mrb_nil_p(proc) ? -1 : mrb_proc_arity(mrb_proc_ptr(proc));
  return mrb_fixnum_value(arity);
}

#bind ⇒ Object 



28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
 
# File 'mrbgems/mruby-method/src/method.c', line 28

static mrb_value
unbound_method_bind(mrb_state *mrb, mrb_value self)
{
  struct RObject *me;
  mrb_value owner = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_owner"));
  mrb_value name = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_name"));
  mrb_value proc = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_proc"));
  mrb_value klass = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_klass"));
  mrb_value recv;

  mrb_get_args(mrb, "o", &recv);
  bind_check(mrb, recv, owner);
  me = method_object_alloc(mrb, mrb_class_get(mrb, "Method"));
  mrb_obj_iv_set(mrb, me, mrb_intern_lit(mrb, "_owner"), owner);
  mrb_obj_iv_set(mrb, me, mrb_intern_lit(mrb, "_recv"), recv);
  mrb_obj_iv_set(mrb, me, mrb_intern_lit(mrb, "_name"), name);
  mrb_obj_iv_set(mrb, me, mrb_intern_lit(mrb, "_proc"), proc);
  mrb_obj_iv_set(mrb, me, mrb_intern_lit(mrb, "_klass"), klass);

  return mrb_obj_value(me);
}

#bind_call ⇒ Object 



152
153
154
155
156
157
158
159
160
161
162
163
164
165
 
# File 'mrbgems/mruby-method/src/method.c', line 152

static mrb_value
method_bcall(mrb_state *mrb, mrb_value self)
{
  mrb_value proc = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_proc"));
  mrb_value name = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_name"));
  mrb_value recv = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_recv"));
  mrb_value owner = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_owner"));
  mrb_int argc;
  mrb_value *argv, block;

  mrb_get_args(mrb, "o*&", &recv, &argv, &argc, &block);
  bind_check(mrb, recv, owner);
  return mcall(mrb, recv, proc, name, mrb_class_ptr(owner), argc, argv, block);
}

#eql? ⇒ Boolean

Returns:

  • (Boolean) 


51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
 
# File 'mrbgems/mruby-method/src/method.c', line 51

static mrb_value
method_eql(mrb_state *mrb, mrb_value self)
{
  mrb_value other, receiver, orig_proc, other_proc;
  struct RClass *owner, *klass;
  struct RProc *orig_rproc, *other_rproc;

  mrb_get_args(mrb, "o", &other);
  if (!mrb_obj_is_instance_of(mrb, other, mrb_class(mrb, self)))
    return mrb_false_value();

  if (mrb_class(mrb, self) != mrb_class(mrb, other))
    return mrb_false_value();

  klass = mrb_class_ptr(IV_GET(self, "_klass"));
  if (klass != mrb_class_ptr(IV_GET(other, "_klass")))
    return mrb_false_value();

  owner = mrb_class_ptr(IV_GET(self, "_owner"));
  if (owner != mrb_class_ptr(IV_GET(other, "_owner")))
    return mrb_false_value();

  receiver = IV_GET(self, "_recv");
  if (!mrb_obj_equal(mrb, receiver, IV_GET(other, "_recv")))
    return mrb_false_value();

  orig_proc = IV_GET(self, "_proc");
  other_proc = IV_GET(other, "_proc");
  if (mrb_nil_p(orig_proc) && mrb_nil_p(other_proc)) {
    if (mrb_symbol(IV_GET(self, "_name")) == mrb_symbol(IV_GET(other, "_name")))
      return mrb_true_value();
    else
      return mrb_false_value();
  }

  if (mrb_nil_p(orig_proc))
    return mrb_false_value();
  if (mrb_nil_p(other_proc))
    return mrb_false_value();

  orig_rproc = mrb_proc_ptr(orig_proc);
  other_rproc = mrb_proc_ptr(other_proc);
  if (MRB_PROC_CFUNC_P(orig_rproc)) {
    if (!MRB_PROC_CFUNC_P(other_rproc))
      return mrb_false_value();
    if (orig_rproc->body.func != other_rproc->body.func)
      return mrb_false_value();
  }
  else {
    if (MRB_PROC_CFUNC_P(other_rproc))
      return mrb_false_value();
    if (orig_rproc->body.irep != other_rproc->body.irep)
      return mrb_false_value();
  }

  return mrb_true_value();
}

#inspect ⇒ Object 



287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
 
# File 'mrbgems/mruby-method/src/method.c', line 287

static mrb_value
method_to_s(mrb_state *mrb, mrb_value self)
{
  mrb_value owner = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_owner"));
  mrb_value klass = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_klass"));
  mrb_value name = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_name"));
  mrb_value str = mrb_str_new_lit(mrb, "#<");
  struct RClass *rklass;

  mrb_str_cat_cstr(mrb, str, mrb_obj_classname(mrb, self));
  mrb_str_cat_lit(mrb, str, ": ");
  rklass = mrb_class_ptr(klass);
  if (mrb_class_ptr(owner) == rklass) {
    mrb_str_concat(mrb, str, owner);
    mrb_str_cat_lit(mrb, str, "#");
    mrb_str_concat(mrb, str, name);
  }
  else {
    mrb_str_cat_cstr(mrb, str, mrb_class_name(mrb, rklass));
    mrb_str_cat_lit(mrb, str, "(");
    mrb_str_concat(mrb, str, owner);
    mrb_str_cat_lit(mrb, str, ")#");
    mrb_str_concat(mrb, str, name);
  }
  mrb_str_cat_lit(mrb, str, ">");
  return str;
}

#name ⇒ Object 



401
402
403
404
405
 
# File 'mrbgems/mruby-method/src/method.c', line 401

static mrb_value
method_name(mrb_state *mrb, mrb_value self)
{
  return mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_name"));
}

#owner ⇒ Object 



389
390
391
392
393
 
# File 'mrbgems/mruby-method/src/method.c', line 389

static mrb_value
method_owner(mrb_state *mrb, mrb_value self)
{
  return mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_owner"));
}

#parameters ⇒ Object 



265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
 
# File 'mrbgems/mruby-method/src/method.c', line 265

static mrb_value
method_parameters(mrb_state *mrb, mrb_value self)
{
  mrb_value proc = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_proc"));
  struct RProc *rproc;
  struct RClass *orig;
  mrb_value ret;

  if (mrb_nil_p(proc)) {
    mrb_value rest = mrb_symbol_value(mrb_intern_lit(mrb, "rest"));
    mrb_value arest = mrb_ary_new_from_values(mrb, 1, &rest);
    return mrb_ary_new_from_values(mrb, 1, &arest);
  }

  rproc = mrb_proc_ptr(proc);
  orig = rproc->c;
  rproc->c = mrb->proc_class;
  ret = mrb_funcall(mrb, proc, "parameters", 0);
  rproc->c = orig;
  return ret;
}

#source_location ⇒ Object 



246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
 
# File 'mrbgems/mruby-method/src/method.c', line 246

static mrb_value
method_source_location(mrb_state *mrb, mrb_value self)
{
  mrb_value proc = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_proc"));
  struct RProc *rproc;
  struct RClass *orig;
  mrb_value ret;

  if (mrb_nil_p(proc))
    return mrb_nil_value();

  rproc = mrb_proc_ptr(proc);
  orig = rproc->c;
  rproc->c = mrb->proc_class;
  ret = mrb_funcall(mrb, proc, "source_location", 0);
  rproc->c = orig;
  return ret;
}

#super_method ⇒ Object 



197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
 
# File 'mrbgems/mruby-method/src/method.c', line 197

static mrb_value
method_super_method(mrb_state *mrb, mrb_value self)
{
  mrb_value recv = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_recv"));
  mrb_value klass = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_klass"));
  mrb_value owner = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_owner"));
  mrb_value name = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_name"));
  struct RClass *super, *rklass;
  struct RProc *proc;
  struct RObject *me;

  switch (mrb_type(klass)) {
    case MRB_TT_SCLASS:
      super = mrb_class_ptr(klass)->super->super;
      break;
    case MRB_TT_ICLASS:
      super = mrb_class_ptr(klass)->super;
      break;
    default:
      super = mrb_class_ptr(owner)->super;
      break;
  }

  proc = method_search_vm(mrb, &super, mrb_symbol(name));
  if (!proc)
    return mrb_nil_value();

  rklass = super;
  while (super->tt == MRB_TT_ICLASS)
    super = super->c;

  me = method_object_alloc(mrb, mrb_obj_class(mrb, self));
  mrb_obj_iv_set(mrb, me, mrb_intern_lit(mrb, "_owner"), mrb_obj_value(super));
  mrb_obj_iv_set(mrb, me, mrb_intern_lit(mrb, "_recv"), recv);
  mrb_obj_iv_set(mrb, me, mrb_intern_lit(mrb, "_name"), name);
  mrb_obj_iv_set(mrb, me, mrb_intern_lit(mrb, "_proc"), mrb_obj_value(proc));
  mrb_obj_iv_set(mrb, me, mrb_intern_lit(mrb, "_klass"), mrb_obj_value(rklass));

  return mrb_obj_value(me);
}

#to_s ⇒ Object 



287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
 
# File 'mrbgems/mruby-method/src/method.c', line 287

static mrb_value
method_to_s(mrb_state *mrb, mrb_value self)
{
  mrb_value owner = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_owner"));
  mrb_value klass = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_klass"));
  mrb_value name = mrb_iv_get(mrb, self, mrb_intern_lit(mrb, "_name"));
  mrb_value str = mrb_str_new_lit(mrb, "#<");
  struct RClass *rklass;

  mrb_str_cat_cstr(mrb, str, mrb_obj_classname(mrb, self));
  mrb_str_cat_lit(mrb, str, ": ");
  rklass = mrb_class_ptr(klass);
  if (mrb_class_ptr(owner) == rklass) {
    mrb_str_concat(mrb, str, owner);
    mrb_str_cat_lit(mrb, str, "#");
    mrb_str_concat(mrb, str, name);
  }
  else {
    mrb_str_cat_cstr(mrb, str, mrb_class_name(mrb, rklass));
    mrb_str_cat_lit(mrb, str, "(");
    mrb_str_concat(mrb, str, owner);
    mrb_str_cat_lit(mrb, str, ")#");
    mrb_str_concat(mrb, str, name);
  }
  mrb_str_cat_lit(mrb, str, ">");
  return str;
}