Class: ComplexConfig::Settings

Inherits:
BasicObject
Extended by:
Tins::ThreadLocal
Includes:
Kernel, Tins::AskAndSend
Defined in:
lib/complex_config/settings.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hash = nil) ⇒ Settings

Returns a new instance of Settings.



43
44
45
46
47
48
49
50
51
52
 
# File 'lib/complex_config/settings.rb', line 43

def initialize(hash = nil)
  self.name_prefix = self.class.name_prefix
  @table = {}
  if hash
    hash.each_pair do |k, v|
      k = k.to_sym
      @table[k] = v
    end
  end
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(id, *a, &b) ⇒ Object (private) 



179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
 
# File 'lib/complex_config/settings.rb', line 179

def method_missing(id, *a, &b)
  case
  when id =~ /\?\z/
    begin
      public_send $`.to_sym, *a, &b
    rescue ::ComplexConfig::AttributeMissing
      nil
    end
  when id =~ /=\z/
    @table[$`.to_sym] = a.first
  when value = ::ComplexConfig::Provider.apply_plugins(self, id)
    value
  else
    if attribute_set?(id)
      @table[id]
    else
      raise ::ComplexConfig::AttributeMissing, "no attribute named #{id.inspect}"
    end
  end
end

Instance Attribute Details

#name_prefix ⇒ Object

Returns the value of attribute name_prefix.



41
42
43
 
# File 'lib/complex_config/settings.rb', line 41

def name_prefix
  @name_prefix
end

Class Method Details

.[](*a) ⇒ Object 



10
11
12
 
# File 'lib/complex_config/settings.rb', line 10

def [](*a)
  from_hash(*a)
end

.build(name, hash) ⇒ Object 



29
30
31
32
33
34
 
# File 'lib/complex_config/settings.rb', line 29

def build(name, hash)
  name.nil? or self.name_prefix = name.to_sym
  from_hash(hash)
ensure
  self.name_prefix = nil
end

.from_hash(object) ⇒ Object 



14
15
16
17
18
19
20
21
22
23
24
25
26
27
 
# File 'lib/complex_config/settings.rb', line 14

def from_hash(object)
  case
  when object.respond_to?(:to_hash)
    result = new
    object.to_hash.each do |key, value|
      result[key] = from_hash(value)
    end
    result
  when object.respond_to?(:to_ary)
    object.to_ary.map { |a| from_hash(a) }
  else
    object
  end
end

Instance Method Details

#[](name) ⇒ Object 



145
146
147
148
149
150
151
152
153
 
# File 'lib/complex_config/settings.rb', line 145

def [](name)
  if !attribute_set?(name) and
    value = ::ComplexConfig::Provider.apply_plugins(self, name)
  then
    value
  else
    @table[name.to_sym]
  end
end

#[]=(name, value) ⇒ Object 



155
156
157
 
# File 'lib/complex_config/settings.rb', line 155

def []=(name, value)
  @table[name.to_sym] = value
end

#attribute_names ⇒ Object 



64
65
66
 
# File 'lib/complex_config/settings.rb', line 64

def attribute_names
  @table.keys
end

#attribute_set?(name) ⇒ Boolean

Returns:

  • (Boolean) 


60
61
62
 
# File 'lib/complex_config/settings.rb', line 60

def attribute_set?(name)
  @table.key?(name.to_sym)
end

#attribute_values ⇒ Object 



68
69
70
 
# File 'lib/complex_config/settings.rb', line 68

def attribute_values
  @table.values
end

#deep_freeze ⇒ Object 



138
139
140
141
142
143
 
# File 'lib/complex_config/settings.rb', line 138

def deep_freeze
  table_enumerator.each do |_, v|
    v.ask_and_send(:deep_freeze) || (v.freeze rescue v)
  end
  freeze
end

#each(&block) ⇒ Object 



159
160
161
 
# File 'lib/complex_config/settings.rb', line 159

def each(&block)
  table_enumerator.each(&block)
end

#freeze ⇒ Object 



133
134
135
136
 
# File 'lib/complex_config/settings.rb', line 133

def freeze
  @table.freeze
  super
end

#initialize_copy(orig) ⇒ Object 



54
55
56
57
58
 
# File 'lib/complex_config/settings.rb', line 54

def initialize_copy(orig)
  super
  @table = @table.dup
  self
end

#pathes(hash = table, path_sep: ?., prefix: name_prefix.to_s, result: {}) ⇒ Object 



95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
 
# File 'lib/complex_config/settings.rb', line 95

def pathes(hash = table, path_sep: ?., prefix: name_prefix.to_s, result: {})
  hash.each do |key, value|
    path = prefix.empty? ? key.to_s : "#{prefix}#{path_sep}#{key}"
    case value
    when ::ComplexConfig::Settings
      pathes(
        value,
        path_sep: path_sep,
        prefix:   path,
        result:   result
      )
    when ::Array
      value.each_with_index do |v, i|
        sub_path = path + "[#{i}]"
        if ::ComplexConfig::Settings === v
          pathes(
            v,
            path_sep: path_sep,
            prefix:   sub_path,
            result:   result
          )
        else
          result[sub_path] = v
        end
      end
    else
      result[path] = value
    end
  end
  result
end

#pretty_print(q) ⇒ Object 



129
130
131
 
# File 'lib/complex_config/settings.rb', line 129

def pretty_print(q)
  q.text inspect
end

#size ⇒ Object 



85
86
87
 
# File 'lib/complex_config/settings.rb', line 85

def size
  each.count
end

#to_h ⇒ Object 



72
73
74
75
76
77
78
79
80
81
82
83
 
# File 'lib/complex_config/settings.rb', line 72

def to_h
  table_enumerator.each_with_object({}) do |(k, v), h|
    h[k] =
      if ::Array === v
        v.to_ary.map { |x| (x.ask_and_send(:to_h) rescue x) || x }
      elsif v.respond_to?(:to_h)
        v.ask_and_send(:to_h) rescue v
      else
        v
      end
  end
end

#to_s(pair_sep: ' = ', path_sep: ?.) ⇒ Object Also known as: inspect 



89
90
91
92
93
 
# File 'lib/complex_config/settings.rb', line 89

def to_s(pair_sep: ' = ', path_sep: ?.)
  pathes(path_sep: path_sep).inject('') do |result, (path, value)|
    result << "#{path}#{pair_sep}#{value.inspect}\n"
  end
end