Method Hex

ext/formatting_v2.go:344–381

Hex implements formatStringInterpolatorV2.Hex.

(useUpper bool)

// Hex implements formatStringInterpolatorV2.Hex.
func (c *stringFormatterV2) Hex(useUpper bool) func(ref.Val) (string, error) {
	return func(arg ref.Val) (string, error) {
		var fmtStr string
		if useUpper {
			fmtStr = "%X"
		} else {
			fmtStr = "%x"
		}
		switch arg.Type() {
		case types.IntType:
			argInt, ok := arg.Value().(int64)
			if !ok {
				return "", fmt.Errorf("type conversion error from '%s' to '%s'", arg.Type(), types.IntType)
			}
			return fmt.Sprintf(fmtStr, argInt), nil
		case types.UintType:
			argUint, ok := arg.Value().(uint64)
			if !ok {
				return "", fmt.Errorf("type conversion error from '%s' to '%s'", arg.Type(), types.UintType)
			}
			return fmt.Sprintf(fmtStr, argUint), nil
		case types.StringType:
			argStr, ok := arg.Value().(string)
			if !ok {
				return "", fmt.Errorf("type conversion error from '%s' to '%s'", arg.Type(), types.StringType)
			}
			return fmt.Sprintf(fmtStr, argStr), nil
		case types.BytesType:
			argBytes, ok := arg.Value().([]byte)
			if !ok {
				return "", fmt.Errorf("type conversion error from '%s' to '%s'", arg.Type(), types.BytesType)
			}
			return fmt.Sprintf(fmtStr, argBytes), nil
		default:
			return "", hexFormatErrorV2(runtimeID, arg.Type().TypeName())
		}
	}
}

// Octal implements formatStringInterpolatorV2.Octal.
func (c *stringFormatterV2) Octal(arg ref.Val) (string, error) {