ColorNameValues returns all the color names sorted.

Combine combines the non null errors into a single error or returns null.

Confirm prompts the user to confirm something.

credit https://gist.github.com/r0l1/92462b38df26839a3ca324697c8cba04.

CopyDirOverwrite copies from the source dir to the destination dir overwriting files along the way.

credit https://gist.github.com/r0l1/92462b38df26839a3ca324697c8cba04.

CreateUniqueDirectory creates a new directory but if the combination of dir and name exists then append a number until a unique name is found.

DeleteDirContents removes all the contents of the given directory.

DiffSlices compares the two slices and returns an array of items to delete from the old slice and a slice of new values to add to.

Download a file from the given URL.

FirstNotEmptyString returns the first non empty string or the empty string if none can be found.

GetColor returns the color for the list of colour names and option name.

@param dataDir Location of test data json file @param router Should map a URL path to a map that maps a method to a JSON response file name.

JXBinaryLocation Returns the path to the currently installed JX binary.

JXBinLocation finds the JX config directory and creates a bin directory inside it if it does not already exist.

loads a file.

LoadCacheData loads cached data from the given cache file name and loader.

MarkdownLink returns a markdown link.

PathWithBinary Sets the $PATH variable.

RandStringBytesMaskImprSrc returns a random hexadecimal string of length n.

DeleteDirContents removes all the contents of the given directory.

RegexpSplit splits a string into an array using the regexSep as a separator.

SelectNames select which names from the list should be chosen.

SelectNamesWithFilter selects from a list of names with a given filter.

SortedMapKeys returns the sorted keys of the given map.

StringArrayToLower returns a string slice with all the values converted to lower case.

StringIndexes returns all the indices where the value occurs in the given string.

StringMapHasValue returns true if the given map contains the given value.

StringMatches returns true if the given text matches the includes/excludes lists.

StringMatchesPattern returns true if the given text matches the includes/excludes lists.

ToStringMapStringFromStruct returns string[map]string from any struct.

untargz a tarball to a target, from http://blog.ralch.com/tutorial/golang-working-with-tar-and-gzipf.

UrlHostNameWithoutPort returns the host name without any port of the given URL like string.

UrlJoin joins the given paths so that there is only ever one '/' character between the paths.

Command is a struct containing the details of an external command to be executed.

Commander defines the interface for a Commandgo:generate pegomock generate github.com/jenkins-x/jx/pkg/util Commander -o mocks/commander.go.