class Alder::Mapping
Public Class Methods
down(fragment = {}, &transform)
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# File lib/alder/mapping.rb, line 22 def self.down(fragment = {}, &transform) rule = Rule.new(fragment, &transform) self.down_rules << rule end
inherited(subclass)
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# File lib/alder/mapping.rb, line 12 def self.inherited(subclass) subclass.up_rules += self.up_rules subclass.down_rules += self.down_rules end
mapping(mapping)
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# File lib/alder/mapping.rb, line 27 def self.mapping(mapping) self.up_rules += mapping.up_rules self.down_rules += mapping.down_rules end
new(up_t = up_transform, down_t = down_transform)
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# File lib/alder/mapping.rb, line 32 def initialize(up_t = up_transform, down_t = down_transform) @up = up_t @down = down_t end
up(fragment = {}, &transform)
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# File lib/alder/mapping.rb, line 17 def self.up(fragment = {}, &transform) rule = Rule.new(fragment, &transform) self.up_rules << rule end
Public Instance Methods
down(hash)
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# File lib/alder/mapping.rb, line 41 def down(hash) @down.apply(hash) end
up(hash)
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# File lib/alder/mapping.rb, line 37 def up(hash) @up.apply(hash) end
Private Instance Methods
down_transform()
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# File lib/alder/mapping.rb, line 51 def down_transform Transform.new(self.class.down_rules.reverse) end
up_transform()
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# File lib/alder/mapping.rb, line 47 def up_transform Transform.new(self.class.up_rules) end