objectid-crystal

simple implement mongodb bson objectid

The 12-byte ObjectId value consists of:

• a 4-byte value representing the seconds since the Unix epoch,
• a 3-byte machine identifier,
• a 2-byte process id, and
• a 3-byte counter, starting with a random value.

see: https://docs.mongodb.com/manual/reference/method/ObjectId

Installation

Add this to your application's shard.yml:

dependencies:
  objectid-crystal:
    github: liu-chong/objectid-crystal

Usage

require "objectid-crystal"

ObjectId.new

ObjectId.new 16  # base 16

ObjectId.new 16, Time.now.epoch

ObjectId.new 36, Time.new(2016, 2, 15, 10, 20, 30).epoch

Development

TODO: Write development instructions here

Contributing

1. Fork it ( https://github.com/liu-chong/objectid-crystal/fork )
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create a new Pull Request

Contributors

• [liu-chong] Liu Chong - creator, maintainer