purl.cr

A Crystal implementation of the Package URL (purl) specification.

Installation

Add this to your shard.yml:

dependencies:
  purl:
    github: hahwul/purl.cr

Then run shards install.

Usage

require "purl"

# Create a PackageURL
purl = Purl::PackageURL.new("npm", "@babel", "core", "7.20.0")
puts purl.to_s # => "pkg:npm/%40babel/core@7.20.0"

# Parse a purl string
purl = Purl::PackageURL.parse("pkg:maven/org.apache.commons/commons-lang3@3.12.0")
puts purl.type      # => "maven"
puts purl.namespace # => "org.apache.commons"
puts purl.name      # => "commons-lang3"
puts purl.version   # => "3.12.0"

# With qualifiers
purl = Purl::PackageURL.new(
  "deb", "debian", "curl", "7.50.3-1",
  qualifiers: {"arch" => "amd64", "distro" => "jessie"}
)
puts purl.to_s # => "pkg:deb/debian/curl@7.50.3-1?arch=amd64&distro=jessie"

Contributing

1. Fork it (https://github.com/hahwul/purl.cr/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

License

MIT