Elia Battiston | be9edc1 | 2022-03-09 11:35:58 +0100 | [diff] [blame] | 1 | // Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT. |
| 2 | |
| 3 | package bidi |
| 4 | |
| 5 | // Class is the Unicode BiDi class. Each rune has a single class. |
| 6 | type Class uint |
| 7 | |
| 8 | const ( |
| 9 | L Class = iota // LeftToRight |
| 10 | R // RightToLeft |
| 11 | EN // EuropeanNumber |
| 12 | ES // EuropeanSeparator |
| 13 | ET // EuropeanTerminator |
| 14 | AN // ArabicNumber |
| 15 | CS // CommonSeparator |
| 16 | B // ParagraphSeparator |
| 17 | S // SegmentSeparator |
| 18 | WS // WhiteSpace |
| 19 | ON // OtherNeutral |
| 20 | BN // BoundaryNeutral |
| 21 | NSM // NonspacingMark |
| 22 | AL // ArabicLetter |
| 23 | Control // Control LRO - PDI |
| 24 | |
| 25 | numClass |
| 26 | |
| 27 | LRO // LeftToRightOverride |
| 28 | RLO // RightToLeftOverride |
| 29 | LRE // LeftToRightEmbedding |
| 30 | RLE // RightToLeftEmbedding |
| 31 | PDF // PopDirectionalFormat |
| 32 | LRI // LeftToRightIsolate |
| 33 | RLI // RightToLeftIsolate |
| 34 | FSI // FirstStrongIsolate |
| 35 | PDI // PopDirectionalIsolate |
| 36 | |
| 37 | unknownClass = ^Class(0) |
| 38 | ) |
| 39 | |
| 40 | var controlToClass = map[rune]Class{ |
| 41 | 0x202D: LRO, // LeftToRightOverride, |
| 42 | 0x202E: RLO, // RightToLeftOverride, |
| 43 | 0x202A: LRE, // LeftToRightEmbedding, |
| 44 | 0x202B: RLE, // RightToLeftEmbedding, |
| 45 | 0x202C: PDF, // PopDirectionalFormat, |
| 46 | 0x2066: LRI, // LeftToRightIsolate, |
| 47 | 0x2067: RLI, // RightToLeftIsolate, |
| 48 | 0x2068: FSI, // FirstStrongIsolate, |
| 49 | 0x2069: PDI, // PopDirectionalIsolate, |
| 50 | } |
| 51 | |
| 52 | // A trie entry has the following bits: |
| 53 | // 7..5 XOR mask for brackets |
| 54 | // 4 1: Bracket open, 0: Bracket close |
| 55 | // 3..0 Class type |
| 56 | |
| 57 | const ( |
| 58 | openMask = 0x10 |
| 59 | xorMaskShift = 5 |
| 60 | ) |