Use mod vendor for vendored directory (backwards compatible)

vendor/golang.org/x/text/internal/utf8internal/LICENSE

@@ -1,27 +0,0 @@
-Copyright (c) 2009 The Go Authors. All rights reserved.
-
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions are
-met:
-
-   * Redistributions of source code must retain the above copyright
-notice, this list of conditions and the following disclaimer.
-   * Redistributions in binary form must reproduce the above
-copyright notice, this list of conditions and the following disclaimer
-in the documentation and/or other materials provided with the
-distribution.
-   * Neither the name of Google Inc. nor the names of its
-contributors may be used to endorse or promote products derived from
-this software without specific prior written permission.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

vendor/golang.org/x/text/internal/utf8internal/utf8internal.go

@@ -1,87 +0,0 @@
-// Copyright 2015 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.
-
-// Package utf8internal contains low-level utf8-related constants, tables, etc.
-// that are used internally by the text package.
-package utf8internal
-
-// The default lowest and highest continuation byte.
-const (
-	LoCB = 0x80 // 1000 0000
-	HiCB = 0xBF // 1011 1111
-)
-
-// Constants related to getting information of first bytes of UTF-8 sequences.
-const (
-	// ASCII identifies a UTF-8 byte as ASCII.
-	ASCII = as
-
-	// FirstInvalid indicates a byte is invalid as a first byte of a UTF-8
-	// sequence.
-	FirstInvalid = xx
-
-	// SizeMask is a mask for the size bits. Use use x&SizeMask to get the size.
-	SizeMask = 7
-
-	// AcceptShift is the right-shift count for the first byte info byte to get
-	// the index into the AcceptRanges table. See AcceptRanges.
-	AcceptShift = 4
-
-	// The names of these constants are chosen to give nice alignment in the
-	// table below. The first nibble is an index into acceptRanges or F for
-	// special one-byte cases. The second nibble is the Rune length or the
-	// Status for the special one-byte case.
-	xx = 0xF1 // invalid: size 1
-	as = 0xF0 // ASCII: size 1
-	s1 = 0x02 // accept 0, size 2
-	s2 = 0x13 // accept 1, size 3
-	s3 = 0x03 // accept 0, size 3
-	s4 = 0x23 // accept 2, size 3
-	s5 = 0x34 // accept 3, size 4
-	s6 = 0x04 // accept 0, size 4
-	s7 = 0x44 // accept 4, size 4
-)
-
-// First is information about the first byte in a UTF-8 sequence.
-var First = [256]uint8{
-	//   1   2   3   4   5   6   7   8   9   A   B   C   D   E   F
-	as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, // 0x00-0x0F
-	as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, // 0x10-0x1F
-	as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, // 0x20-0x2F
-	as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, // 0x30-0x3F
-	as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, // 0x40-0x4F
-	as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, // 0x50-0x5F
-	as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, // 0x60-0x6F
-	as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, as, // 0x70-0x7F
-	//   1   2   3   4   5   6   7   8   9   A   B   C   D   E   F
-	xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, // 0x80-0x8F
-	xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, // 0x90-0x9F
-	xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, // 0xA0-0xAF
-	xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, // 0xB0-0xBF
-	xx, xx, s1, s1, s1, s1, s1, s1, s1, s1, s1, s1, s1, s1, s1, s1, // 0xC0-0xCF
-	s1, s1, s1, s1, s1, s1, s1, s1, s1, s1, s1, s1, s1, s1, s1, s1, // 0xD0-0xDF
-	s2, s3, s3, s3, s3, s3, s3, s3, s3, s3, s3, s3, s3, s4, s3, s3, // 0xE0-0xEF
-	s5, s6, s6, s6, s7, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, // 0xF0-0xFF
-}
-
-// AcceptRange gives the range of valid values for the second byte in a UTF-8
-// sequence for any value for First that is not ASCII or FirstInvalid.
-type AcceptRange struct {
-	Lo uint8 // lowest value for second byte.
-	Hi uint8 // highest value for second byte.
-}
-
-// AcceptRanges is a slice of AcceptRange values. For a given byte sequence b
-//
-//		AcceptRanges[First[b[0]]>>AcceptShift]
-//
-// will give the value of AcceptRange for the multi-byte UTF-8 sequence starting
-// at b[0].
-var AcceptRanges = [...]AcceptRange{
-	0: {LoCB, HiCB},
-	1: {0xA0, HiCB},
-	2: {LoCB, 0x9F},
-	3: {0x90, HiCB},
-	4: {LoCB, 0x8F},
-}