Verifies each certificate in chain has signed the following certificate and is valid for the given time.
returns the directory nesting of the extension, ignoring the first part, so “ext/foo/bar/Cargo.toml” becomes “foo/bar”
We want to use the same linker that Ruby uses, so that the linker flags from mkmf work properly.
Adds symlink name with permissions mode, linking to target.
Return an array of APISpecification objects matching DependencyRequest req.
Finds all specs matching req in all sets.
Return the 2 dependency objects that conflicted
Does this dependency request match spec?
NOTE: matches_spec? matches prerelease versions. See also match?
Finds all git gems matching req
Return an array of IndexSpecification objects matching DependencyRequest req.
Returns true if this gem is installable for the current platform.