Module: Octopress::Ink::Utils

Extended by:
Utils
Included in:
Utils
Defined in:
lib/octopress-ink/utils.rb

Instance Method Summary collapse

Instance Method Details

#pretty_print_yaml(yaml) ⇒ Object 



8
9
10
11
12
13
14
15
16
17
18
19
20
 
# File 'lib/octopress-ink/utils.rb', line 8

def pretty_print_yaml(yaml)
  # Use json pretty_print, but make it look like yaml
  #
  JSON.pretty_generate(yaml)
    .sub(/\A{\n/,'')          # remove leading {
    .sub(/}\z/,'')            # remove trailing }
    .gsub(/^/,' ')            # indent
    .gsub(/"(.+?)":/,'\1:')   # remove quotes around keys
    .gsub(/,$/,'')            # remove commas from end of lines
    .gsub(/{\n/,"\n")         # remove keys with empty hashes
    .gsub(/^\s+}\n/,'')       # remove keys with empty hashes
    .gsub(/\[\s+\]/,'[]')       # remove whitespace in empty arrays
end