Module: WatchtowerHelper

Defined in:
app/helpers/watchtower_helper.rb

Instance Method Summary collapse

Instance Method Details

#short_distance(timestamp) ⇒ Object 



2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
# File 'app/helpers/watchtower_helper.rb', line 2

def short_distance(timestamp)
  result = ""
  format = /^(less than|about|over)* *(a|\d+) *(.+)$/
  to_parse = distance_of_time_in_words_to_now(timestamp)
  return to_parse if (parsed = to_parse.scan(format).flatten.compact).empty?
  
  measurement = parsed.pop
  amount = parsed.pop
  approximation = parsed.pop unless parsed.empty?
  
  if approximation
    result << case approximation
    when "less than"
      "&lt;"
    when "about"
      "&asymp;"
    when "over"
      "&gt;"
    end
  end
  
  result << ((amount =~ /a/).nil? ? amount : "1")
  result << ((measurement =~ /month/).nil? ? measurement.strip.split(//).first : "mo")
  result
end