[Ruby] Día 3

1 files changed, 62 insertions, 0 deletions

diff --git a/ruby/csv.rb b/ruby/csv.rb
new file mode 100755
index 0000000..c48a11a
--- /dev/null
+++ b/ruby/csv.rb
@@ -0,0 +1,62 @@
+#!/usr/bin/env ruby
+
+
+module Csv
+	class CsvRow
+		def initialize keys, values
+			@content = Hash[]
+			keys.each do |k|
+				@content[k] = values[keys.index(k)]
+			end
+		end
+
+		def method_missing name, *args
+			@content[name.to_s]
+		end
+	end
+
+	def self.included(base)
+		base.extend ClassMethods
+	end
+
+	module ClassMethods
+		def acts_as_csv
+			include InstanceMethods
+		end
+	end
+
+	module InstanceMethods
+		attr_accessor :headers, :csv_contents
+
+		def initialize
+			read
+		end
+
+		def read
+			@csv_contents = []
+			filename = self.class.to_s.downcase + '.txt'
+			file = File.new(filename)
+			@headers = file.gets.chomp.split(',')
+
+			file.each do |row|
+				@csv_contents << row.chomp.split(',')
+			end
+		end
+
+		def each
+			@csv_contents.each {|line| yield CsvRow.new(@headers, line)}
+		end
+	end
+end
+
+class MyCsv
+	include Csv
+	acts_as_csv
+end
+
+csv = MyCsv.new
+csv.each {|row| puts row.one}
+puts
+csv.each {|row| puts row.two}
+puts
+csv.each {|row| puts row.three}