github.com/shogo82148/std@v1.22.1-0.20240327122250-4e474527810c/internal/bytealg/index_generic.go (about)

     1  // Copyright 2018 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  //go:build !amd64 && !arm64 && !s390x && !ppc64le && !ppc64
     6  
     7  package bytealg
     8  
     9  const MaxBruteForce = 0
    10  
    11  // Index returns the index of the first instance of b in a, or -1 if b is not present in a.
    12  // Requires 2 <= len(b) <= MaxLen.
    13  func Index(a, b []byte) int
    14  
    15  // IndexString returns the index of the first instance of b in a, or -1 if b is not present in a.
    16  // Requires 2 <= len(b) <= MaxLen.
    17  func IndexString(a, b string) int
    18  
    19  // Cutover reports the number of failures of IndexByte we should tolerate
    20  // before switching over to Index.
    21  // n is the number of bytes processed so far.
    22  // See the bytes.Index implementation for details.
    23  func Cutover(n int) int