return the setter for the uri, tag_name pair, or nil.
Version of the gem
Override to display the usage for an individual gem command.
The text “[options]” is automatically appended to the usage text.
Create on demand parser.
Does this dependency require a prerelease?
The Requirement of the unresolved dependency (not Version).
Indicate if this NameTuple is for a prerelease version.
Verifies that this gem:
Contains a valid gem specification
Contains a contents archive
The contents archive is not corrupt
After verification the gem specification from the gem is available from spec
Noop this out so there are no anchors
Cached RemoteFetcher instance.
Moves the gem spec from source_uri to the cache dir unless it is already there. If the source_uri is local the gem cache dir copy is always replaced.