// representation of interface aliases during type checking, and is
	// implemented via hijacking [Scope.Lookup] for the [Universe] scope.
	//
	// Both representations use the same distinguished pointer for their RHS
	// interface type, allowing us to detect any (even with the legacy
	// representation), and format it as "any" rather than interface{}, which
	// clarifies user-facing error messages significantly.
	//

	// representation of interface aliases during type checking, and is
	// implemented via hijacking [Scope.Lookup] for the [Universe] scope.
	//
	// Both representations use the same distinguished pointer for their RHS
	// interface type, allowing us to detect any (even with the legacy
	// representation), and format it as "any" rather than interface{}, which
	// clarifies user-facing error messages significantly.
	//

// We can't use the standard flag package because some of the flags from
// our command line are for us, and some are for the binary we're running,
// and some are for both.

// ErrFlagTerminator indicates the distinguished token "--", which causes the
// flag package to treat all subsequent arguments as non-flags.
var ErrFlagTerminator = errors.New("flag terminator")

package ascii85

import (
	"bytes"
	"io"
	"strings"
	"testing"
)

type testpair struct {
	decoded, encoded string
}

var bigtest = testpair{
	"Man is distinguished, not only by his reason, but by this singular passion from " +
		"other animals, which is a lust of the mind, that by a perseverance of delight in " +
		"the continued and indefatigable generation of knowledge, exceeds the short " +

// maximum float64 value. For hexadecimal mantissae, the exponent character
// must be one of 'p' or 'P', if present (an "e" or "E" exponent indicator
// cannot be distinguished from a mantissa digit).
//
// The returned *Float f is nil and the value of z is valid but not
// defined if an error is reported.
func (z *Float) Parse(s string, base int) (f *Float, b int, err error) {