Sha256: 8c4da24c4b945c0a63fc1e3d4215ba523287ab94584f328a140f3cba29454e3c
Contents?: true
Size: 725 Bytes
Versions: 10
Compression:
Stored size: 725 Bytes
Contents
require 'csv'
class CsvSerializer
def self.load(csv_string)
# takes a CSV string, and returns an Array of Hashes
# the keys are the column names and the values are the values.
# keys and values will all be strings.
csv_table = CSV.parse(csv_string.present? ? csv_string : '', headers: :first_row)
csv_table.map { |csv_row| csv_row.to_hash }
end
def self.dump(data)
# takes something that behaves like an Array of Hashes, and returns a CSV string.
headers = data.try(:first).present? ? data.first.keys : []
CSV.generate(headers: headers, write_headers: true) do |csv|
data.try(:map) do |data_hash|
csv << headers.map { |key| data_hash[key] }
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems