utils

func CanRead ¶

func CanRead(filename string) bool

CanRead checks if 1 byte can actually be read from the given filename

func DescribeBytes ¶

func DescribeBytes(size int64) string

DescribeBytes converts bytes to KiB or MiB. Returns a string.

func DurationToMS ¶

func DurationToMS(d time.Duration, multiplier float64) string

DurationToMS converts time.Duration to milliseconds, as a string, (just the number as a string, no "ms" suffix).

func ExtractKeywords ¶

func ExtractKeywords(data []byte, keywordsToLookFor []string) ([]byte, map[string][]byte)

ExtractKeywords takes a source file as `data` and a list of keywords to

• look for. Lines without keywords are returned, together with a map
• from keywords to []bytes from the source `data`. *
• The keywords in the data must be on the form "keyword: value",
• and can be within single-line HTML comments (<-- ... -->).

func FilterIntoGroups ¶

func FilterIntoGroups(bytelines [][]byte, filterfunc func([]byte) bool) ([][]byte, [][]byte)

FilterIntoGroups filters []byte slices into two groups, depending on the given filter function

func GetDomain ¶

func GetDomain(req *http.Request) string

GetDomain returns the domain of a request (up to ":", if any)

func GetFilenames ¶

func GetFilenames(dirname string) []string

GetFilenames retrieves a list of filenames from a given directory name (that must exist)

func Infostring ¶

func Infostring(functionName string, args []string) string

Infostring builds up a string on the form "functionname(arg1, arg2, arg3)"

func ReadString ¶

func ReadString(filename string) string

ReadString returns the contents of the given filename as a string. Does not use the cache. Returns an empty string if there were errors.

func RecorderToString ¶

func RecorderToString(recorder *httptest.ResponseRecorder) string

RecorderToString discards the HTTP headers and return the recorder body as a string. Also flushes the recorder.

func URL2filename ¶

func URL2filename(dirname, urlpath string) string

URL2filename translates a given URL path to a probable full filename

func WriteRecorder ¶

func WriteRecorder(w http.ResponseWriter, recorder *httptest.ResponseRecorder) int64

WriteRecorder writes to a ResponseWriter from a ResponseRecorder. Also flushes the recorder and returns how many bytes were written.

func WriteStatus ¶

func WriteStatus(sb *strings.Builder, title string, flags map[string]bool)

WriteStatus writes status messages to a string Builder The flags argument contains the flag names, and if they are enabled or not