Class: Table

Inherits:
Object
  • Object
show all
Defined in:
lib/autograph/table.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(column_names) ⇒ Table

Returns a new instance of Table.



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# File 'lib/autograph/table.rb', line 4

def initialize(column_names)
  @column_names = column_names.map{|n| n.to_s.to_sym}
  @rows = []
end

Instance Attribute Details

#rows ⇒ Object (readonly)

Returns the value of attribute rows.



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# File 'lib/autograph/table.rb', line 2

def rows
  @rows
end

Instance Method Details

#<<(row_hash) ⇒ Object 



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# File 'lib/autograph/table.rb', line 17

def <<(row_hash)
  # Symbolize keys on the way in
  @rows << row_hash.inject({}){|x,y| x[y[0].to_s.to_sym] = y[1]; x}
end

#column(name) ⇒ Object 



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# File 'lib/autograph/table.rb', line 9

def column(name)
  @rows.map{|r| r[name.to_s.to_sym]}
end

#max(name) ⇒ Object 



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# File 'lib/autograph/table.rb', line 13

def max(name)
  @rows.map{|r| r[name.to_s.to_sym].to_i}.max
end

#to_html ⇒ Object 



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# File 'lib/autograph/table.rb', line 22

def to_html
  html = "<table>\n";
  html << "  <tr>\n"
  @column_names.each do |key|
    html << "    <th>#{key}</th>\n"
  end
  html << "  </tr>\n"
  rows.each do |r|
    html << "  <tr>\n"
    @column_names.each do |key|
      html << "    <td>#{r[key]}</td>\n"
    end
    html << "  </tr>\n"
  end
  html << "</table>\n"
  html
end

#to_s ⇒ Object 



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# File 'lib/autograph/table.rb', line 40

def to_s
  width = 20
  s = ""
  html = "-"
  html << "-"*@column_names.size*width;
  html << "\n"
  html << "|"
  @column_names.each do |key|
    html << sprintf("%#{width-2}s", key)
    html << " |"
  end
  html << "\n"
  html << "-"
  html << "-"*@column_names.size*width;
  html << "\n"
  rows.each do |r|
    html << "|"
    @column_names.each do |key|
      html << "#{sprintf("%#{width-2}s", r[key.to_sym])} |"
    end
      html << "\n"
  end
  html << "-"
  html <<"-"*@column_names.size*width;
  html
end