Class: Relaxo::QueryServer::Mapper

Inherits:
Loader
  • Object
show all
Defined in:
lib/relaxo/query_server/mapper.rb

Constant Summary

Constants inherited from Loader

Loader::DEFAULT

Instance Method Summary collapse

Methods inherited from Loader

#add_libraries, #load, #load_default

Constructor Details

#initialize(context) ⇒ Mapper

Returns a new instance of Mapper.



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# File 'lib/relaxo/query_server/mapper.rb', line 57

def initialize(context)
	super()
	
	@context = context
	@functions = []
end

Instance Method Details

#add_function(text) ⇒ Object

Adds a function by parsing the text, typically containing a textual representation of a lambda.



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# File 'lib/relaxo/query_server/mapper.rb', line 65

def add_function(text)
	@functions << @context.parse_function(text, binding)
end

#map(document) ⇒ Object

Map a document to a set of results by appling all functions.



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# File 'lib/relaxo/query_server/mapper.rb', line 70

def map(document)
	# Force load the default library:
	load_default
	
	@functions.map do |function|
		MappingProcess.new(@context, @libraries, function).run(document)
	end
end