Class: Tabelr::TableFormator

Inherits:
Object
  • Object
show all
Defined in:
lib/tabelr/table_formater.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ TableFormator

Returns a new instance of TableFormator.



4
5
6
7
 
# File 'lib/tabelr/table_formater.rb', line 4

def initialize
  @lines = []
  @line = []
end

Instance Method Details

#analyse ⇒ Object 



36
37
38
39
40
41
42
43
 
# File 'lib/tabelr/table_formater.rb', line 36

def analyse
  @max_len = []
  @lines.each do |line|
    line.each_with_index do |item, i|
      @max_len[i] = max @max_len[i], item.to_s.length
    end
  end
end

#bank ⇒ Object 



19
20
21
22
 
# File 'lib/tabelr/table_formater.rb', line 19

def bank
  @lines << @line.dup
  @line.clear
end

#divider ⇒ Object 



69
70
71
72
73
 
# File 'lib/tabelr/table_formater.rb', line 69

def divider
  s = "+"
  @max_len.each { |n| s += "-" * (n+2) + "+" }
  s += "\n"
end

#dump(output) ⇒ Object 



45
46
47
48
49
50
51
52
53
54
55
56
 
# File 'lib/tabelr/table_formater.rb', line 45

def dump output
  output.printf divider
  @lines.each_with_index do |line, index|
    output.printf divider if index == 1
    line.each_with_index do |item, i|
      output.printf format item.to_s, @max_len[i]
    end
    output.printf "|\n"
  end
  output.printf divider
  output.flush
end

#format(text, count) ⇒ Object 



65
66
67
 
# File 'lib/tabelr/table_formater.rb', line 65

def format text, count
  "| #{text} " + " " * (count-text.length)
end

#go(json, output) ⇒ Object 



9
10
11
12
13
 
# File 'lib/tabelr/table_formater.rb', line 9

def go json, output
  parse json
  analyse
  dump output
end

#max(a, b) ⇒ Object 



58
59
60
61
62
63
 
# File 'lib/tabelr/table_formater.rb', line 58

def max a, b
  return a if b.nil?
  return b if a.nil?
  return a if a > b
  b
end

#parse(json) ⇒ Object 



24
25
26
27
28
29
30
31
32
33
34
 
# File 'lib/tabelr/table_formater.rb', line 24

def parse json
  # header
  json['data'].first.each_key { |key| stash key }
  bank

  # content/row
  json['data'].each do |line|
    line.each_value { |value| stash value }
    bank
  end
end

#stash(data) ⇒ Object 



15
16
17
 
# File 'lib/tabelr/table_formater.rb', line 15

def stash data
  @line << data
end