diff options
Diffstat (limited to 'vendor/golang.org/x/text/internal')
| -rw-r--r-- | vendor/golang.org/x/text/internal/tag/tag.go | 100 | ||||
| -rw-r--r-- | vendor/golang.org/x/text/internal/utf8internal/utf8internal.go | 87 |
2 files changed, 0 insertions, 187 deletions
diff --git a/vendor/golang.org/x/text/internal/tag/tag.go b/vendor/golang.org/x/text/internal/tag/tag.go deleted file mode 100644 index b5d3488..0000000 --- a/vendor/golang.org/x/text/internal/tag/tag.go +++ /dev/null @@ -1,100 +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 tag contains functionality handling tags and related data. -package tag // import "golang.org/x/text/internal/tag" - -import "sort" - -// An Index converts tags to a compact numeric value. -// -// All elements are of size 4. Tags may be up to 4 bytes long. Excess bytes can -// be used to store additional information about the tag. -type Index string - -// Elem returns the element data at the given index. -func (s Index) Elem(x int) string { - return string(s[x*4 : x*4+4]) -} - -// Index reports the index of the given key or -1 if it could not be found. -// Only the first len(key) bytes from the start of the 4-byte entries will be -// considered for the search and the first match in Index will be returned. -func (s Index) Index(key []byte) int { - n := len(key) - // search the index of the first entry with an equal or higher value than - // key in s. - index := sort.Search(len(s)/4, func(i int) bool { - return cmp(s[i*4:i*4+n], key) != -1 - }) - i := index * 4 - if cmp(s[i:i+len(key)], key) != 0 { - return -1 - } - return index -} - -// Next finds the next occurrence of key after index x, which must have been -// obtained from a call to Index using the same key. It returns x+1 or -1. -func (s Index) Next(key []byte, x int) int { - if x++; x*4 < len(s) && cmp(s[x*4:x*4+len(key)], key) == 0 { - return x - } - return -1 -} - -// cmp returns an integer comparing a and b lexicographically. -func cmp(a Index, b []byte) int { - n := len(a) - if len(b) < n { - n = len(b) - } - for i, c := range b[:n] { - switch { - case a[i] > c: - return 1 - case a[i] < c: - return -1 - } - } - switch { - case len(a) < len(b): - return -1 - case len(a) > len(b): - return 1 - } - return 0 -} - -// Compare returns an integer comparing a and b lexicographically. -func Compare(a string, b []byte) int { - return cmp(Index(a), b) -} - -// FixCase reformats b to the same pattern of cases as form. -// If returns false if string b is malformed. -func FixCase(form string, b []byte) bool { - if len(form) != len(b) { - return false - } - for i, c := range b { - if form[i] <= 'Z' { - if c >= 'a' { - c -= 'z' - 'Z' - } - if c < 'A' || 'Z' < c { - return false - } - } else { - if c <= 'Z' { - c += 'z' - 'Z' - } - if c < 'a' || 'z' < c { - return false - } - } - b[i] = c - } - return true -} diff --git a/vendor/golang.org/x/text/internal/utf8internal/utf8internal.go b/vendor/golang.org/x/text/internal/utf8internal/utf8internal.go deleted file mode 100644 index 575cea8..0000000 --- a/vendor/golang.org/x/text/internal/utf8internal/utf8internal.go +++ /dev/null @@ -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}, -} |