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require_relative 'expression'
module FattureInCloud_Ruby_Sdk
# The Condition class represents a single condition in a filter.
class Condition < Expression
attr_accessor :field, :operator, :value
# Initializes a new instance of the Condition class.
# @param [String] field The field to compare.
# @param [Operator] operator The operator to use.
# @param [String][Numeric][Boolean][nil] value The value to compare.
def initialize(field, operator, value)
@field = field
@operator = operator
@value = value
end
# Builds the query from the condition.
# @return [String] The query.
def build_query
if @field.nil? || @field == ''
raise 'cannot build a query with an empty condition'
end
if @operator.nil? || @operator == ''
raise 'cannot build a query with an empty operator'
end
if @value.nil? || @value == 'null'
"#{@field} #{@operator} null"
elsif @value.instance_of? String
"#{@field} #{@operator} '#{@value}'"
else
"#{@field} #{@operator} #{@value}"
end
end
# Builds the query from the condition.
# @return [String] The query.
def to_s
build_query
end
# Overrides the == operator.
# @param [Condition] other The condition to compare.
# @return [Boolean] True if the conditions are equal, false otherwise.
def ==(other)
if other.instance_of? Condition
@field == other.field && @operator == other.operator && @value == other.value
else
false
end
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems