Class: Scruber::Core::Extensions::CsvOutput

Inherits:
Base
  • Object
show all
Defined in:
lib/scruber/core/extensions/csv_output.rb

Overview

Helper to write csv files

Examples:

Writing log and products data

Scruber.run :simple do
  csv_file Scruber.root.join('log.csv'), col_sep: ';'
  csv_products_file Scruber.root.join('products.csv'), col_sep: ';'

  csv_out [Time.now.to_i, 'sample log record']
  csv_product_out ['ID', 'Title']
  csv_product_out ['1', 'Soap']
end

Author:

  • Ivan Goncharov

Defined Under Namespace

Modules: CoreMethods

Class Method Summary collapse

Methods inherited from Base

descendants, inherited, register

Class Method Details

._registered_files ⇒ Object 



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# File 'lib/scruber/core/extensions/csv_output.rb', line 70

def _registered_files
  @registered_files ||= {}
end

.close_all ⇒ Object 



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# File 'lib/scruber/core/extensions/csv_output.rb', line 74

def close_all
  _registered_files.each{ |_,f| f.close }
  @registered_files = {}
end

.csv_out(file_id, fields) ⇒ Object 



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# File 'lib/scruber/core/extensions/csv_output.rb', line 56

def csv_out(file_id, fields)
  if _registered_files.keys.include?(file_id.to_sym)
    _registered_files[file_id.to_sym] << fields
  else
    raise ArgumentError, "file #{file_id.inspect} not registered"
  end
end

.register_csv(file_id, path, options) ⇒ Object 



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# File 'lib/scruber/core/extensions/csv_output.rb', line 64

def register_csv(file_id, path, options)
  mode = options.fetch(:mode){ 'wb' }
  options.delete(:mode)
  _registered_files[file_id] = CSV.open(path, mode, options)
end