module ArrayFields
Constants
- VERSION
Public Class Methods
[](*pairs)
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# File lib/arrayfields.rb, line 286 def self.[] *pairs new(*pairs) end
new(*pairs)
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# File lib/arrayfields.rb, line 276 def self.new *pairs pairs = pairs.map{|pair| Enumerable === pair ? pair.to_a : pair}.flatten raise ArgumentError, "pairs must be evenly sized" unless(pairs.size % 2 == 0) (( array = [] )).fields = [] 0.step(pairs.size - 2, 2) do |a| b = a + 1 array[ pairs[a] ] = pairs[b] end array end
version()
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# File lib/arrayfields.rb, line 9 def self.version() Arrayfields::VERSION end
Public Instance Methods
[](idx, *args)
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methods redefined to work with fields as well as numeric indexes
Calls superclass method
# File lib/arrayfields.rb, line 54 def [] idx, *args if @fieldset and (String === idx or Symbol === idx) pos = @fieldset.pos idx return nil unless pos super(pos, *args) else super end end
[]=(idx, *args)
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Calls superclass method
# File lib/arrayfields.rb, line 73 def []=(idx, *args) if @fieldset and (String === idx or Symbol === idx) pos = @fieldset.pos idx unless pos @fieldset.fields << idx @fieldset.fieldpos[idx] = pos = size end super(pos, *args) else super end end
at(idx)
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Calls superclass method
# File lib/arrayfields.rb, line 85 def at idx if @fieldset and (String === idx or Symbol === idx) pos = @fieldset.pos idx return nil unless pos super pos else super end end
clone()
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Calls superclass method
# File lib/arrayfields.rb, line 255 def clone clone = super ensure clone.fields = fields.clone end
deepcopy()
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# File lib/arrayfields.rb, line 267 def deepcopy cp = Marshal.load(Marshal.dump(self)) cp.fields = Marshal.load(Marshal.dump(self.fields)) cp end
delete_at(idx)
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Calls superclass method
# File lib/arrayfields.rb, line 94 def delete_at idx if @fieldset and (String === idx or Symbol === idx) pos = @fieldset.pos idx return nil unless pos new_fields = fields.dup new_fields.delete_at(pos) self.fields = new_fields super pos else super end end
dup()
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Calls superclass method
# File lib/arrayfields.rb, line 261 def dup dup = super ensure dup.fields = fields.dup end
each_key() { |field| ... }
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# File lib/arrayfields.rb, line 157 def each_key @fieldset.each{|field| yield field} end
each_pair() { |fields, elem| ... }
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methods which give a hash-like interface
# File lib/arrayfields.rb, line 152 def each_pair each_with_index do |elem, i| yield @fieldset.fields[i], elem end end
each_value(*args, &block)
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# File lib/arrayfields.rb, line 160 def each_value *args, &block each(*args, &block) end
each_with_field() { |elem, fields| ... }
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# File lib/arrayfields.rb, line 144 def each_with_field each_with_index do |elem, i| yield elem, @fieldset.fields[i] end end
fetch(key)
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# File lib/arrayfields.rb, line 163 def fetch key self[key] or raise IndexError, 'key not found' end
fill(obj, *args)
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Calls superclass method
# File lib/arrayfields.rb, line 106 def fill(obj, *args) idx = args.first if idx and @fieldset and (String === idx or Symbol === idx) idx = args.shift pos = @fieldset.pos idx super(obj, pos, *args) else super end end
has_key?(key)
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# File lib/arrayfields.rb, line 167 def has_key? key @fieldset.fields.include? key end
has_value?(value)
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# File lib/arrayfields.rb, line 177 def has_value? value if respond_to? 'include?' self.include? value else a = [] each{|val| a << val} a.include? value end end
indexes(*idxs)
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Calls superclass method
# File lib/arrayfields.rb, line 131 def indexes(*idxs) idxs.flatten! if @fieldset idxs.map!{|i| (String === i or Symbol === i) ? @fieldset.pos(i) : i} end super(*idxs) end
indices(*idxs)
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Calls superclass method
# File lib/arrayfields.rb, line 124 def indices(*idxs) idxs.flatten! if @fieldset idxs.map!{|i| (String === i or Symbol === i) ? @fieldset.pos(i) : i} end super(*idxs) end
invert()
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# File lib/arrayfields.rb, line 246 def invert to_hash.invert end
key?(key)
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# File lib/arrayfields.rb, line 173 def key? key @fieldset.fields.include? key end
keys()
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# File lib/arrayfields.rb, line 196 def keys fields end
member?(key)
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# File lib/arrayfields.rb, line 170 def member? key @fieldset.fields.include? key end
replace(other)
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Calls superclass method
# File lib/arrayfields.rb, line 243 def replace other Hash === other ? update(other) : super end
slice(idx, *args)
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Calls superclass method
# File lib/arrayfields.rb, line 63 def slice idx, *args if @fieldset and (String === idx or Symbol === idx) pos = @fieldset.pos idx return nil unless pos super(pos, *args) else super end end
slice!(*args)
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# File lib/arrayfields.rb, line 139 def slice!(*args) ret = self[*args] self[*args] = nil ret end
store(key, value)
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# File lib/arrayfields.rb, line 199 def store key, value self[key] = value end
to_h()
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# File lib/arrayfields.rb, line 225 def to_h if respond_to? 'to_ary' h = {} @fieldset.fields.zip(to_ary){|f,e| h[f] = e} h else a = [] each{|val| a << val} h = {} @fieldset.fields.zip(a){|f,e| h[f] = e} h end end
to_hash()
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# File lib/arrayfields.rb, line 212 def to_hash if respond_to? 'to_ary' h = {} @fieldset.fields.zip(to_ary){|f,e| h[f] = e} h else a = [] each{|val| a << val} h = {} @fieldset.fields.zip(a){|f,e| h[f] = e} h end end
to_pairs()
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# File lib/arrayfields.rb, line 250 def to_pairs fields.zip values end
update(other)
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# File lib/arrayfields.rb, line 239 def update other other.each{|k,v| self[k] = v} to_hash end
value?(value)
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# File lib/arrayfields.rb, line 186 def value? value if respond_to? 'include?' self.include? value else a = [] each{|val| a << val} a.include? value end end
values()
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# File lib/arrayfields.rb, line 202 def values if respond_to? 'to_ary' self.to_ary else a = [] each{|val| a << val} a end end
values_at(*idxs)
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Calls superclass method
# File lib/arrayfields.rb, line 117 def values_at(*idxs) idxs.flatten! if @fieldset idxs.map!{|i| (String === i or Symbol === i) ? @fieldset.pos(i) : i} end super(*idxs) end