You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: normalize.go
    path of file: ./repos/devspace/vendor/golang.org/x/text/unicode/norm
    
    the code of the file until where you have to start completion: // Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Note: the file data_test.go that is generated should not be checked in.
//go:generate go run maketables.go triegen.go
//go:generate go test -tags test

// Package norm contains types and functions for normalizing Unicode strings.
package norm // import "golang.org/x/text/unicode/norm"

import (
	"unicode/utf8"

	"golang.org/x/text/transform"
)
    
func (f Form) IsNormalString(s string) bool {
	src := inputString(s)
	ft := formTable[f]
	bp, ok := ft.quickSpan(src, 0, len(s), true)
	if ok {
		return true
	}
	rb := reorderBuffer{f: *ft, src: src, nsrc: len(s)}
	rb.setFlusher(nil, func(rb *reorderBuffer) bool {
		for i := 0; i < rb.nrune; i++ {
			info := rb.rune[i]
			if bp+int(info.size) > len(s) {
				return false
			}
			p := info.pos
			pe := p + info.size
			for ; p < pe; p++ {
				if s[bp] != rb.byte[p] {
					return false
				}
				bp++
			}
		}
		return true
	})
	for bp < len(s) {
		if bp = decomposeSegment(&rb, bp, true); bp < 0 {
			return false
		}
		bp, _ = rb.f.quickSpan(rb.src, bp, len(s), true)
	}
	return true
}