class RPNParty::CLI
Public Class Methods
new()
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# File lib/rpn_party/cli.rb, line 5 def initialize @calc = RPNParty::Calculator.new puts 'Welcome to RPNParty!' print '> ' loop do input = gets if input.nil? || input.chomp == 'q' puts 'Goodbye!' exit end begin @calc.evaluate(input.chomp) rescue RPNParty::UnrecognizedInputError => error puts error.message rescue ZeroDivisionError => error puts error.message rescue RPNParty::InsufficientOperandsError => error puts error.message end if @calc.result.nil? puts 'nil' elsif @calc.result.is_a? Array puts @calc.result.join(', ') else puts @calc.result end print '> ' end end