Cause returns the underlying cause of the error, if possible.

Compact returns the first error in the set, if any.

Errorf formats according to a format specifier and returns the string as a value that satisfies error.

MaybePanic panic when error is seen.

New returns an error with the supplied message.

Mark an error as temporary.

Notification presents an error that will be displayed to the user to provide notifications.

Timedout represents a timeout.

UserFriendly represents an error that will be displayed to users.

WithMessage annotates err with a new message.

WithMessagef annotates err with the format specifier.

WithStack annotates err with a stack trace at the point WithStack was called.

Wrap returns an error annotating err with a stack trace at the point Wrap is called, and the supplied message.

Wrapf returns an error annotating err with a stack trace at the point Wrapf is called, and the format specifier.

Zero logs that the error occurred but otherwise ignores it.

CompactMonad an error that collects and returns the first error encountered.

Timeout error.

Frame represents a program counter inside a stack frame.

StackTrace is stack of Frames from innermost (newest) to outermost (oldest).

String useful wrapper for string constants as errors.