module Coolkit

Useful ruby code with no dependencies

Constants

VERSION

Public Class Methods

data_dir() click to toggle source

Directory for writing out files. @return [String]

# File lib/coolkit/paths.rb, line 10
def self.data_dir
  return File.join(self.root_dir, "data")
end
root_dir() click to toggle source

Directory where the gem is located. @return [String]

# File lib/coolkit/paths.rb, line 4
def self.root_dir
  return File.expand_path("../../..", __FILE__)
end
symbolize_keys(arg) click to toggle source

Recursively convert keys in a Hash or Array to symbols.

See:

@param arg [Hash,Array] @return [Hash,Array]

# File lib/coolkit/symbolize.rb, line 10
def self.symbolize_keys(arg)
  if arg.is_a?(Hash)
    arg.inject({}) do |result, (key, value)|
      new_key = case key
                when String then key.to_sym()
                else key
                end
      new_value = case value
                  when Hash then symbolize_keys(value)
                  when Array then symbolize_keys(value)
                  else value
                  end
      result[new_key] = new_value
      result
    end
  elsif arg.is_a?(Array)
    arg.map { |e| symbolize_keys(e) }
  else
    arg
  end
end
tmp_dir() click to toggle source

Directory for writing out files. @return [String]

# File lib/coolkit/paths.rb, line 16
def self.tmp_dir
  return File.join(self.root_dir, "tmp")
end
to_est(time) click to toggle source

Convert a `UTC` {Time} object to `EST`.

@param time [Time] @raise [ArgumentError] Unless passed a `UTC` formatted Time object. @return [Time]

# File lib/coolkit/time.rb, line 9
def self.to_est(time)
  raise ArgumentError "argument is not in UTC format" unless time.utc?()
  return time + Time.zone_offset("EST")
end
write_to_file(file, data) click to toggle source

Append data to the end of a file. The file is created if it doesn“t exist.

@param file [String] Path to the file. @param data [String,#to_s] Data to write to the file. @return [void]

# File lib/coolkit/filesystem.rb, line 10
def self.write_to_file(file, data)
  FileUtils.mkdir_p(File.dirname(file))
  File.open(file, "a") { |f| f.write(data) }
end