Raised by Gem::Resolver when a Gem::Dependency::Conflict reaches the toplevel. Indicates which dependencies were incompatible through conflict and conflicting_dependencies
Signals that a file permission error is preventing the user from operating on the given directory.
Raised by Gem::Resolver when dependencies conflict and create the inability to find a valid possible spec for a request.
Signals that a remote operation cannot be conducted, probably due to not being connected (or just not finding host).
Raised by Gem::Validator when something is not right in a gem.
Raised by Resolver when a dependency requests a gem for which there is no spec.
exceptions
Raised by Timeout.timeout when the block times out.
Raised by Timeout.timeout when the block times out.
Base class for all URI exceptions.
Not a URI.
Not a URI component.
URI is valid, bad usage is not.
class that Parses String’s into URI’s
It contains a Hash set of patterns and Regexp’s that match and validate.
RefError is raised when a referenced object has been recycled by the garbage collector
Server error exception
Raised when a mathematical function is evaluated outside of its domain of definition.
For example, since cos returns values in the range -1..1, its inverse function acos is only defined on that interval:
Math.acos(42)
produces:
Math::DomainError: Numerical argument is out of domain - "acos"
Raised by Encoding and String methods when a transcoding operation fails.
Raised by Encoding and String methods when the string being transcoded contains a byte invalid for the either the source or target encoding.
Raised by transcoding methods when a named encoding does not correspond with a known converter.