utils slice manupulation Ref.

CastSlice casts a slice of interface{} to specific type T.

CdBack returns back to previous path.

CdToThis changes `working directory` to the current directory of function that calls it.

DefaultParams creates Params with default values.

ErrorContains checks if the error message in out contains the text in want Ref.

FileSize returns length of given file using `os.Stat()` Ref.

IsNil checks whether is a variable of type interface{} is nil.

LogError logs error with the function name as well.

* // Makerange creates a sequence of number (range) * // Ref.

MapRune maps ...

Merge merges 2 slices to a new slice.

MinMax returns min and max from input int array.

MinMax returns min and max from input int array.

NewIter creates a Iter from an input slice.

NewParams creates a new Params.

NewRuneIter creates a RuneIter.

NewRuneReader create a new of type `io.RuneReader`.

ReadAllLn reads all line by line from a file using bufio.scanner.

StringIndex returns index (start) for substring on a given string It returns -1 and error if not matching.

StringInSlice check whether given string is in a slice.

ToASCII converts string to ASCII form Ref.

ToGrapheme converts string to grapheme TODO: should we include this func? Ref: https://github.com/golang/go/issues/14820.

HandleError wraps original error message with function and source code position where error is captured.

WithParam adds a parameter option to Params.

Zip zips 2 slices in first and second arguments to third argument Ref: https://stackoverflow.com/questions/26957040 Usage Example a := []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 0} b := []int{0, 9, 8, 7, 6, 5, 4, 3, 2, 1} c := [][2]int{} e := zip(a, b, &c) if e != nil { fmt.Println(e) return } fmt.Println(c).

Iter contains data and methods for an interator.

Params constructs function parameters similar to Python **kwargs.

RuneIter is rune iterator with Next() method.

Ref.