Class: Syphon::Builder

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/syphon/builder.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(results, schema) ⇒ Builder

Returns a new instance of Builder.



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# File 'lib/syphon/builder.rb', line 3

def initialize(results, schema)
  @results = results
  @schema = schema
  @nested_docs = {}
end

Instance Attribute Details

#nested_docs ⇒ Object (readonly)

Returns the value of attribute nested_docs.



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# File 'lib/syphon/builder.rb', line 9

def nested_docs
  @nested_docs
end

#results ⇒ Object (readonly)

Returns the value of attribute results.



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# File 'lib/syphon/builder.rb', line 9

def results
  @results
end

#schema ⇒ Object (readonly)

Returns the value of attribute schema.



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# File 'lib/syphon/builder.rb', line 9

def schema
  @schema
end

Instance Method Details

#add_to_document(document, row, schema = self.schema, index = 0) ⇒ Object 



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# File 'lib/syphon/builder.rb', line 26

def add_to_document(document, row, schema = self.schema, index = 0)
  schema.fields.each do |name, field|
    if field.is_a?(Schema::NestedField)
      value = {}
      index = add_to_document(value, row, field.nested_schema, index)
    else
      value = row[index]
      index += 1
    end
    if field.multi?
      (document[field.name] ||= []) << value
    else
      document[field.name] = value
    end
  end
  index
end

#each {|current_document| ... } ⇒ Object

Yields:

  • (current_document) 


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# File 'lib/syphon/builder.rb', line 11

def each
  current_id = nil
  current_document = nil
  results.each_with_index do |row, index|
    id = row[0]
    if current_id.nil? || id != current_id
      yield current_document unless current_document.nil?
      current_document = {}
      current_id = id
    end
    add_to_document(current_document, row)
  end
  yield current_document unless current_document.nil?
end