class TransactionQL::NumericExpression
Public Class Methods
new(column, other, operator)
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# File lib/transaction_ql/expressions.rb, line 9 def initialize(column, other, operator) @column = column @other = other @operator = operator end
Public Instance Methods
matches?(hash)
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# File lib/transaction_ql/expressions.rb, line 15 def matches?(hash) case @other when Numeric hash.fetch(@column).send @operator, @other when String if !hash[@other].is_a? Numeric raise "Column `#{@other}` is not numeric!" end hash.fetch(@column).send @operator, hash.fetch(@other) else raise 'Unsupported right hand type.' end end