Class: Tailstrom::Table

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

Instance Method Summary collapse

Constructor Details

#initialize(schema) ⇒ Table

Returns a new instance of Table.



3
4
5
6
 
# File 'lib/tailstrom/table.rb', line 3

def initialize(schema)
  @schema = schema
  @out = $stdout
end

Instance Method Details



19
20
21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/tailstrom/table.rb', line 19

def print_header
  border = head = ''
  @schema.each_with_index do |col, i|
    if i > 0
      border += '-'
      head   += ' '
    end
    align = col[:align].to_s == 'left' ? '-' : nil
    border += '-' * col[:width]
    head += "%#{align}#{col[:width]}s" % col[:name]
  end
  self.puts border, head, border
end

#print_row(*cols) ⇒ Object 



8
9
10
11
12
13
14
15
16
17
 
# File 'lib/tailstrom/table.rb', line 8

def print_row(*cols)
  cols.each_with_index do |col, i|
    col_schema = @schema[i]
    str = format_string col
    print ' ' if i > 0
    align = col_schema[:align].to_s == 'left' ? '-' : nil
    printf "%#{align}#{col_schema[:width]}s", str
  end
  self.puts
end

#puts(*args) ⇒ Object 



33
34
35
 
# File 'lib/tailstrom/table.rb', line 33

def puts(*args)
  @out.puts *args
end