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Contents
# # Copyright:: Copyright (c) 2014-2018 Chef Software Inc. # License:: Apache License, Version 2.0 # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # module ChefDK module Policyfile module Reports # Defines a table with a flexible number of columns and prints rows in # the table. Columns are defined ahead of time, by calling the #column # method, individual rows are printed by calling #print_row with the data # for each cell. class TablePrinter attr_reader :ui def initialize(ui) @ui = ui @column_widths = [] yield self end # Defines a column. If a collection is given, it is mapped to an array # of strings and the longest string is used as the left justify width # for that column when rows are printed. def column(collection = []) @column_widths << (collection.map(&:to_s).map(&:size).max || 0) end # Print a row. def print_row(*cells) row = "" cells.each_with_index do |cell_data, i| row << cell_data.to_s.ljust(@column_widths[i]) row << " " end ui.msg(row.strip) end end end end end
Version data entries
19 entries across 19 versions & 1 rubygems