class Arel::Nodes::Case
Attributes
case[RW]
conditions[RW]
default[RW]
Public Class Methods
new(expression = nil, default = nil)
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# File lib/arel/nodes/case.rb, line 10 def initialize expression = nil, default = nil @case = expression @conditions = [] @default = default end
Public Instance Methods
else(expression)
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# File lib/arel/nodes/case.rb, line 26 def else expression @default = Else.new Nodes.build_quoted(expression) self end
eql?(other)
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# File lib/arel/nodes/case.rb, line 42 def eql? other self.class == other.class && self.case == other.case && self.conditions == other.conditions && self.default == other.default end
Also aliased as: ==
hash()
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# File lib/arel/nodes/case.rb, line 38 def hash [@case, @conditions, @default].hash end
initialize_copy(other)
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Calls superclass method
# File lib/arel/nodes/case.rb, line 31 def initialize_copy other super @case = @case.clone if @case @conditions = @conditions.map { |x| x.clone } @default = @default.clone if @default end
then(expression)
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# File lib/arel/nodes/case.rb, line 21 def then expression @conditions.last.right = Nodes.build_quoted(expression) self end
when(condition, expression = nil)
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# File lib/arel/nodes/case.rb, line 16 def when condition, expression = nil @conditions << When.new(Nodes.build_quoted(condition), expression) self end