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Contents
module Sunspot
module DSL
#
# Mixin DSL to accept functions.
#
module Functional
#
# Specify a function query with a block that returns an expression.
#
# === Examples
#
# function { 10 }
# function { :average_rating }
# function { sum(:average_rating, 10) }
#
# See http://wiki.apache.org/solr/FunctionQuery for a list of all
# applicable functions
#
def function(&block)
expression = Sunspot::Util.instance_eval_or_call(
Function.new(self),
&block
)
create_function_query(expression)
end
#
# Creates an AbstractFunctionQuery from an expression, also called by
# Sunspot::DSL::Function
#
def create_function_query(expression) #:nodoc:
if expression.is_a?(Sunspot::Query::FunctionQuery)
expression
elsif expression.is_a?(Symbol)
Sunspot::Query::FieldFunctionQuery.new(@setup.field(expression))
else
Sunspot::Query::ConstantFunctionQuery.new(expression)
end
end
end
end
end
Version data entries
49 entries across 49 versions & 10 rubygems