True if the requested gem has already been installed.
Installing a git gem only involves building the extensions and generating the executables.
This is a null install as this specification is already installed. options are ignored.
This is a null install as a locked specification is considered installed. options are ignored.
Installs this specification using the Gem::Installer options. The install method yields a Gem::Installer instance, which indicates the gem will be installed, or nil, which indicates the gem is already installed.
After installation spec is updated to point to the just-installed specification.
This is a null install as this gem was unpacked into a directory. options are ignored.
Enables use of shared session key material in accordance with RFC 5705.
@foo = 1 ^^^^^^^^
Dispatch enter and leave events for InstanceVariableReadNode nodes and continue walking the tree.
Dispatch enter and leave events for InstanceVariableTargetNode nodes and continue walking the tree.
Inspect a InstanceVariableTargetNode node.