Class: Object

Inherits:
BasicObject
Defined in:
lib/generators.rb,
lib/betterobject.rb

Overview

::TODO

String.find_method(:new) [:new, Class] or [] if none found “”.find_method(:to_s) # finds instance methods or signleton [:to_s, Comparable] [:wow, Singleton]

String.local_methods  might also be cool!
String.inherited_methods as well

Constant Summary collapse

@@better_installed_methods = 
{}
@@better_object_valid_methods = 
{}

Class Method Summary collapse

Class Method Details

.better_be_defined(sym) ⇒ Object 



13
14
15
 
# File 'lib/betterobject.rb', line 13

def self.better_be_defined(sym)
  raise "unknown generator #{sym.inspect}" unless  @@better_object_valid_methods.include? sym
end

.better_be_different(old_sym, new_sym) ⇒ Object 



17
18
19
20
 
# File 'lib/betterobject.rb', line 17

def self.better_be_different(old_sym, new_sym)
  raise "unrecognize #{old_sym.inspect}" unless @@better_object_valid_methods.include? old_sym
  raise "new name must be differenct that existing generator" if @@better_object_valid_methods.include? new_sym 
end

.better_be_object ⇒ Object

The following are standard class methods



9
10
11
 
# File 'lib/betterobject.rb', line 9

def self.better_be_object
  raise "must call from Object" unless self==Object
end

.better_define(meth_name, code, type, doc = "*Undocumented*", rm = nil) ⇒ Object 



182
183
184
185
186
187
188
189
190
 
# File 'lib/betterobject.rb', line 182

def self.better_define(meth_name, code, type, doc="*Undocumented*", rm=nil)
  better_be_object
  hash = {}
  hash[:code] = code
  hash[:explain] = doc
  hash[:type] = type
  hash[:rm] = rm unless rm.nil?
  @@better_object_valid_methods[meth_name] = hash
end

.better_explain(sym = nil, pts = true) ⇒ Object 



90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
 
# File 'lib/betterobject.rb', line 90

def self.better_explain(sym=nil, pts=true)
  better_be_object
  if @@better_object_valid_methods.include? sym
    str = @@better_object_valid_methods[sym][:explain]
  else
    if sym.nil?
      str = "valid parameters to the method are:\n:"
      meths = better_list.join ", :"
      str += meths.to_s
      str += "\n\nUsage:\n\nObject.better_explain(:one_of_the_above)\n"
    else
      str = "Undefined parameter #{sym.inspect}"
    end
  end
  return str unless pts
  puts str
  sym
end

.better_get_definition(sym) ⇒ Object

redo this with hash= way



196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
 
# File 'lib/betterobject.rb', line 196

def self.better_get_definition(sym)  # redo this with hash= way
  better_be_object
  better_be_defined(sym)
  rec = @@better_object_valid_methods[sym]
  puts " {  :type => :" + rec[:type].to_s + ","
  puts "    :explain => " + '"' + rec[:explain] + '",'
  puts "    :code =>"
  puts "<<'CODE'"
  term = rec[:rm].nil? ? "" :  ","
  puts rec[:code]
  puts "CODE" + term
  unless rec[:rm].nil?
    puts "    :rm =>"
    puts "<<'CODE'"
    puts rec[:rm]
    puts "CODE"
  end
  puts "}"
end

.better_install(*sym) ⇒ Object 



216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
 
# File 'lib/betterobject.rb', line 216

def self.better_install(*sym)
  if sym.first.class == Array
    sym = sym.first
    sym.each { |m| better_install m }
    return true
  else
    if sym.count==1
      sym = sym.first
    else
      sym.each { |m| better_install m }
      return true  # todo ... they may all be false ...
    end 
  end
  better_be_object
  better_be_defined(sym)    
  return false if @@better_installed_methods.include? sym
  return false if @@better_object_valid_methods[sym][:skip]
  @@better_installed_methods[sym]=true    
  code = @@better_object_valid_methods[sym][:code].gsub(/BO_METH_NAME/,sym.to_s)    
  class_eval code
  true
end

.better_install_all ⇒ Object 



192
193
194
 
# File 'lib/betterobject.rb', line 192

def self.better_install_all
   @@better_object_valid_methods.keys.each {|m| better_install m}
end

.better_install_as!(old_sym, new_sym) ⇒ Object 



239
240
241
242
243
244
245
246
 
# File 'lib/betterobject.rb', line 239

def self.better_install_as!(old_sym, new_sym)  
  better_be_object
  better_be_defined(old_sym)
  better_be_different(old_sym, new_sym)   
  code = @@better_object_valid_methods[old_sym][:code].gsub(/BO_METH_NAME/,new_sym.to_s)    
  class_eval code
  true
end

.better_installed ⇒ Object 



109
110
111
112
 
# File 'lib/betterobject.rb', line 109

def self.better_installed
  better_be_object
  @@better_installed_methods.keys.sort
end

.better_installed_class_methods ⇒ Object 



115
116
117
118
119
120
121
122
123
 
# File 'lib/betterobject.rb', line 115

def self.better_installed_class_methods
  better_be_object
  rtn = []
  @@better_installed_methods.keys.each do |key|
    rtn.push key if @@better_object_valid_methods[key][:type]==:class
    rtn.push key if @@better_object_valid_methods[key][:type]==:both
  end
  return rtn.sort
end

.better_installed_instance_methods ⇒ Object 



125
126
127
128
129
130
131
132
133
 
# File 'lib/betterobject.rb', line 125

def self.better_installed_instance_methods
  better_be_object
  rtn = []
  @@better_installed_methods.keys.each do |key|
    rtn.push key if @@better_object_valid_methods[key][:type]==:instance
    rtn.push key if @@better_object_valid_methods[key][:type]==:both
  end
  return rtn.sort
end

.better_list(include_skip = false) ⇒ Object 



22
23
24
25
26
27
28
29
30
 
# File 'lib/betterobject.rb', line 22

def self.better_list(include_skip=false)
  better_be_object
  rtn = []
  # @@better_object_valid_methods.keys.sort
  @@better_object_valid_methods.each_pair do |key,rec|
    rtn.push key unless rec[:skip]
  end
  return rtn.sort
end

.better_rename(old_sym, new_sym) ⇒ Object 



248
249
250
251
252
253
254
255
256
 
# File 'lib/betterobject.rb', line 248

def self.better_rename(old_sym, new_sym)
  better_be_object
  better_be_defined(old_sym)
  better_be_different(old_sym, new_sym)   
  raise "cannot rename installed generator" if @@better_installed_methods.keys.include? old_sym
  rec = @@better_object_valid_methods[old_sym]
  @@better_object_valid_methods[new_sym] = rec
  @@better_object_valid_methods.delete old_sym    
end

.better_skip(*sym) ⇒ Object 



32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
 
# File 'lib/betterobject.rb', line 32

def self.better_skip(*sym)
  if sym.first.class == Array
    sym = sym.first
    sym.each { |m| better_skip m }
    return true
  else
    if sym.count==1
      sym = sym.first
    else
      sym.each { |m| better_skip m }
      return true
    end
  end
  better_be_object    
  raise "unknown generator #{sym.inspect}" unless  @@better_object_valid_methods.include? sym
  @@better_object_valid_methods[sym][:skip]=true
end

.better_skipped ⇒ Object 



63
64
65
66
67
68
69
70
71
72
 
# File 'lib/betterobject.rb', line 63

def self.better_skipped()
  better_be_object
  rtn = []
  @@better_object_valid_methods.each_pair do |key,val|
    if val[:skip]
      rtn.push key
    end
  end
  return rtn.sort
end

.better_source_code(sym, return_string = false, inner_only = false, kind = :code) ⇒ Object 



74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
 
# File 'lib/betterobject.rb', line 74

def self.better_source_code(sym, return_string=false, inner_only = false, kind = :code)
  better_be_object
  better_be_defined(sym)
  raise "expecting (:code, :rm) 4th parameter and got #{kind.inspect}" unless (kind==:code || kind==:rm)
  return nil unless @@better_object_valid_methods[sym][kind]
  str = "\n"
  str += "class Object\n" unless inner_only
  str += @@better_object_valid_methods[sym][kind]
  str += "\n" unless str[-1]=="\n"
  str += "end\n" unless inner_only
  str = str.gsub(/BO_METH_NAME/,sym.to_s)
  return str if return_string
  puts str
  sym
end

.better_uninstall(*sym) ⇒ Object 



139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
 
# File 'lib/betterobject.rb', line 139

def self.better_uninstall(*sym)
  if sym.first.class == Array
    sym = sym.first
    sym.each { |m| better_uninstall m }
    return true
  else
    if sym.count==1
      sym = sym.first
    else
      sym.each { |m| better_uninstall m }
      return true
    end 
  end
  better_be_object
  better_be_defined(sym)
  return false unless @@better_installed_methods.include? sym
  return false if @@better_object_valid_methods[sym][:skip]
  obj = @@better_object_valid_methods[sym]
  if obj[:rm]
    code = obj[:rm].gsub(/BO_METH_NAME/,sym.to_s)    
    class_eval code
    @@better_installed_methods.delete sym
    return true
  end
  cmd = "undef #{sym}" 
  tp = obj[:type]  
  if tp==:instance || tp==:both
    eval cmd rescue :never_mind  # don't care if already undefined
  end
  if tp==:class || tp==:both
    # This loses the local variable `cmd`
    # class << self
    #   eval cmd
    # end
    # this sould do the trick ...
    singleton_class.class_eval do
      eval cmd rescue :never_mind  # don't care if already undefined
    end
  end
  @@better_installed_methods.delete sym
  true
end

.better_uninstall_all ⇒ Object 



135
136
137
 
# File 'lib/betterobject.rb', line 135

def self.better_uninstall_all
   @@better_installed_methods.keys.each {|m| better_uninstall m}
end

.better_unskip(*sym) ⇒ Object 



50
51
52
53
54
55
56
57
58
59
60
61
 
# File 'lib/betterobject.rb', line 50

def self.better_unskip(*sym)
  if sym.first.class == Array
    sym = sym.first
    sym.each { |m| better_unskip m }
    return true
  else
    sym = sym.first  
  end
  better_be_object
  better_be_defined(sym)
  @@better_object_valid_methods[sym][:skip]=false
end