CopyInts copies a slice of ints.

InTerminal determines whether we're running in a terminal or not.

PrettyDuration returns a human-formatted duration string given an golang duration value.

PrettyRate returns a human-formatted rate from a count and a duration.

RandomString returns a random string with the argument length.

SameElements determines whether two int slices have the same elements (in any order).

ShuffledKeys returns a shuffled version of the keys in the argument map.

SortedKeys returns the keys of the argument, sorted by value.

SortedKeysByValue returns the keys in a map, sorted by the map values.

TestKafkaAddr returns a kafka bootstrap address for unit testing purposes.

TestKafkaConn returns a kafka-go connection for unit testing purposes.

TestKafkaContollerConn returns a kafka-go connection to the cluster controller for unit testing purposes.

TestZKAddr returns a zookeeper address for unit testing purposes.

TruncateStringMiddle truncates a string by replacing characters in the middle with "..." if needed.

TruncateStringSuffix truncates a string by replacing the trailing characters with "..." if needed.

KeySorter is a type for a function that sorts integer keys based on their values in a map.