Class: Bouch::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/bouch/cli.rb

Overview

Parse the command line

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(file) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/bouch/cli.rb', line 13

def initialize(file)
  @yaml_file = file
end

Instance Attribute Details

#yaml_file ⇒ Object

Returns the value of attribute yaml_file.



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# File 'lib/bouch/cli.rb', line 11

def yaml_file
  @yaml_file
end

Instance Method Details

#start ⇒ Object 



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# File 'lib/bouch/cli.rb', line 17

def start
  if @yaml_file.nil? || %w[--help -h].include?(@yaml_file)
    usage
  elsif %w[--version -v].include?(@yaml_file)
    puts Paint["bouch #{Bouch::VERSION}", :magenta, :bold]
  elsif @yaml_file == 'example'
    puts Bouch::EXAMPLE_POUCH
  elsif File.exist?(@yaml_file)
    begin
      budget = Bouch.new(@yaml_file)
      budget.show_budget
    rescue ArgumentError, Psych::SyntaxError => e
      puts Paint["Whoops. Failed to load the budget pouch file: #{e.message}", :red]
      usage
      exit 1
    end
  else
    puts Paint["Whoops. The budget pouch file specified: #{@yaml_file} ; does not exist!", :red]
    usage
    exit 1
  end
end

#usage ⇒ Object 



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# File 'lib/bouch/cli.rb', line 40

def usage
  puts Paint["<<bouch #{Bouch::VERSION}>>", :magenta, :bold]
  puts "Usage: #{Paint[File.basename($PROGRAM_NAME), :green]} #{Paint['[YAML_FILE]', :faint]}"
  puts "       #{Paint[File.basename($PROGRAM_NAME), :green]} #{Paint['example', :magenta]}    # Print an example budget pouch YAML"
  puts "       #{Paint[File.basename($PROGRAM_NAME), :green]} #{Paint['--version', :magenta]}  # Print version"
end