Class: FileSystem

Inherits:
Object show all
Defined in:
lib/jirametrics/file_system.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#logfile ⇒ Object

Returns the value of attribute logfile.



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# File 'lib/jirametrics/file_system.rb', line 6

def logfile
  @logfile
end

#logfile_name ⇒ Object

Returns the value of attribute logfile_name.



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# File 'lib/jirametrics/file_system.rb', line 6

def logfile_name
  @logfile_name
end

Instance Method Details

#compress(node) ⇒ Object

In some Jira instances, a sizeable portion of the JSON is made up of empty fields. I’ve seen cases where this simple compression will drop the filesize by half.



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# File 'lib/jirametrics/file_system.rb', line 36

def compress node
  if node.is_a? Hash
    node.reject! { |_key, value| value.nil? || (value.is_a?(Array) && value.empty?) }
    node.each_value { |value| compress value }
  elsif node.is_a? Array
    node.each { |a| compress a }
  end
  node
end

#load(filename) ⇒ Object

Effectively the same as File.read except it forces the encoding to UTF-8



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# File 'lib/jirametrics/file_system.rb', line 9

def load filename
  File.read filename, encoding: 'UTF-8'
end

#load_json(filename, fail_on_error: true) ⇒ Object 



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# File 'lib/jirametrics/file_system.rb', line 13

def load_json filename, fail_on_error: true
  return nil if fail_on_error == false && File.exist?(filename) == false

  JSON.parse load(filename)
end

#log(message) ⇒ Object 



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# File 'lib/jirametrics/file_system.rb', line 30

def log message
  logfile.puts message
end

#save_file(content:, filename:) ⇒ Object 



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# File 'lib/jirametrics/file_system.rb', line 23

def save_file content:, filename:
  file_path = File.dirname(filename)
  FileUtils.mkdir_p file_path unless File.exist?(file_path)

  File.write(filename, content)
end

#save_json(json:, filename:) ⇒ Object 



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# File 'lib/jirametrics/file_system.rb', line 19

def save_json json:, filename:
  save_file content: JSON.pretty_generate(compress json), filename: filename
end