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author | 2022-09-28 18:30:40 +0100 | |
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committer | 2022-09-28 18:30:40 +0100 | |
commit | a156188b3eb5cb3da44aa1b7452265f5fa38a607 (patch) | |
tree | 7097fa48d56fbabc7c2c8750b1f3bc9321d71c0f /vendor/github.com/goccy/go-json/internal/encoder/decode_rune.go | |
parent | [bugfix] Fix emphasis being added to emoji shortcodes with markdown parsing (... (diff) | |
download | gotosocial-a156188b3eb5cb3da44aa1b7452265f5fa38a607.tar.xz |
[chore] update dependencies, bump to Go 1.19.1 (#826)
* update dependencies, bump Go version to 1.19
* bump test image Go version
* update golangci-lint
* update gotosocial-drone-build
* sign
* linting, go fmt
* update swagger docs
* update swagger docs
* whitespace
* update contributing.md
* fuckin whoopsie doopsie
* linterino, linteroni
* fix followrequest test not starting processor
* fix other api/client tests not starting processor
* fix remaining tests where processor not started
* bump go-runners version
* don't check last-webfingered-at, processor may have updated this
* update swagger command
* update bun to latest version
* fix embed to work the same as before with new bun
Signed-off-by: kim <grufwub@gmail.com>
Co-authored-by: tsmethurst <tobi.smethurst@protonmail.com>
Diffstat (limited to 'vendor/github.com/goccy/go-json/internal/encoder/decode_rune.go')
-rw-r--r-- | vendor/github.com/goccy/go-json/internal/encoder/decode_rune.go | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/vendor/github.com/goccy/go-json/internal/encoder/decode_rune.go b/vendor/github.com/goccy/go-json/internal/encoder/decode_rune.go new file mode 100644 index 000000000..35c959d48 --- /dev/null +++ b/vendor/github.com/goccy/go-json/internal/encoder/decode_rune.go @@ -0,0 +1,126 @@ +package encoder + +import "unicode/utf8" + +const ( + // The default lowest and highest continuation byte. + locb = 128 //0b10000000 + hicb = 191 //0b10111111 + + // These 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 +} + +const ( + lineSep = byte(168) //'\u2028' + paragraphSep = byte(169) //'\u2029' +) + +type decodeRuneState int + +const ( + validUTF8State decodeRuneState = iota + runeErrorState + lineSepState + paragraphSepState +) + +func decodeRuneInString(s string) (decodeRuneState, int) { + n := len(s) + s0 := s[0] + x := first[s0] + if x >= as { + // The following code simulates an additional check for x == xx and + // handling the ASCII and invalid cases accordingly. This mask-and-or + // approach prevents an additional branch. + mask := rune(x) << 31 >> 31 // Create 0x0000 or 0xFFFF. + if rune(s[0])&^mask|utf8.RuneError&mask == utf8.RuneError { + return runeErrorState, 1 + } + return validUTF8State, 1 + } + sz := int(x & 7) + if n < sz { + return runeErrorState, 1 + } + s1 := s[1] + switch x >> 4 { + case 0: + if s1 < locb || hicb < s1 { + return runeErrorState, 1 + } + case 1: + if s1 < 0xA0 || hicb < s1 { + return runeErrorState, 1 + } + case 2: + if s1 < locb || 0x9F < s1 { + return runeErrorState, 1 + } + case 3: + if s1 < 0x90 || hicb < s1 { + return runeErrorState, 1 + } + case 4: + if s1 < locb || 0x8F < s1 { + return runeErrorState, 1 + } + } + if sz <= 2 { + return validUTF8State, 2 + } + s2 := s[2] + if s2 < locb || hicb < s2 { + return runeErrorState, 1 + } + if sz <= 3 { + // separator character prefixes: [2]byte{226, 128} + if s0 == 226 && s1 == 128 { + switch s2 { + case lineSep: + return lineSepState, 3 + case paragraphSep: + return paragraphSepState, 3 + } + } + return validUTF8State, 3 + } + s3 := s[3] + if s3 < locb || hicb < s3 { + return runeErrorState, 1 + } + return validUTF8State, 4 +} |