Class: HammerCLI::Output::Adapter::Table

Inherits:
Abstract
  • Object
show all
Defined in:
lib/hammer_cli/output/adapter/table.rb

Constant Summary collapse

MAX_COLUMN_WIDTH = 
80
MIN_COLUMN_WIDTH = 
5
HLINE = 
'-'
LINE_SEPARATOR = 
'-|-'
COLUMN_SEPARATOR = 
' | '

Instance Method Summary collapse

Methods inherited from Abstract

#initialize, #paginate_by_default?, #print_error, #print_message

Constructor Details

This class inherits a constructor from HammerCLI::Output::Adapter::Abstract

Instance Method Details



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# File 'lib/hammer_cli/output/adapter/table.rb', line 23

def print_collection(all_fields, collection)
  fields = field_filter.filter(all_fields)

  formatted_collection = format_values(fields, collection)
  # calculate hash of column widths (label -> width)
  widths = calculate_widths(fields, formatted_collection)

  header_bits = []
  hline_bits = []
  fields.map do |f|
    header_bits << normalize_column(widths[f.label], f.label.upcase)
    hline_bits << HLINE * widths[f.label]
  end

  line = hline_bits.join(LINE_SEPARATOR)

  puts line
  puts header_bits.join(COLUMN_SEPARATOR)
  puts line

  formatted_collection.collect do |row|
    row_bits = fields.map do |f|
      normalize_column(widths[f.label], row[f.label] || "")
    end
    puts row_bits.join(COLUMN_SEPARATOR)
  end

  # print closing line only when the table isn't empty
  puts line unless formatted_collection.empty?

  if collection.meta.pagination_set? && collection.count < collection.meta.subtotal
    pages = (collection.meta.subtotal.to_f/collection.meta.per_page).ceil
    puts _("Page %{page} of %{total} (use --page and --per-page for navigation)") % {:page => collection.meta.page, :total => pages}
  end
end

#print_record(fields, record) ⇒ Object 



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# File 'lib/hammer_cli/output/adapter/table.rb', line 19

def print_record(fields, record)
  print_collection(fields, [record].flatten(1))
end

#tags ⇒ Object 



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# File 'lib/hammer_cli/output/adapter/table.rb', line 15

def tags
  [:screen, :flat]
end