Complete Email Sortierer implementation with Appwrite and Stripe integration
This commit is contained in:
30
server/node_modules/bidi-js/src/brackets.js
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vendored
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30
server/node_modules/bidi-js/src/brackets.js
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@@ -0,0 +1,30 @@
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import data from './data/bidiBrackets.data.js'
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import { parseCharacterMap } from './util/parseCharacterMap.js'
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let openToClose, closeToOpen, canonical
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function parse () {
|
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if (!openToClose) {
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//const start = performance.now()
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let { map, reverseMap } = parseCharacterMap(data.pairs, true)
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openToClose = map
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closeToOpen = reverseMap
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canonical = parseCharacterMap(data.canonical, false).map
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//console.log(`brackets parsed in ${performance.now() - start}ms`)
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}
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}
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export function openingToClosingBracket (char) {
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parse()
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return openToClose.get(char) || null
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}
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|
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export function closingToOpeningBracket (char) {
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parse()
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return closeToOpen.get(char) || null
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}
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export function getCanonicalBracket (char) {
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parse()
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return canonical.get(char) || null
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}
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66
server/node_modules/bidi-js/src/charTypes.js
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vendored
Normal file
66
server/node_modules/bidi-js/src/charTypes.js
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@@ -0,0 +1,66 @@
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import DATA from './data/bidiCharTypes.data.js'
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const TYPES = {}
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const TYPES_TO_NAMES = {}
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TYPES.L = 1 //L is the default
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TYPES_TO_NAMES[1] = 'L'
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Object.keys(DATA).forEach((type, i) => {
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TYPES[type] = 1 << (i + 1)
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TYPES_TO_NAMES[TYPES[type]] = type
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})
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Object.freeze(TYPES)
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const ISOLATE_INIT_TYPES = TYPES.LRI | TYPES.RLI | TYPES.FSI
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const STRONG_TYPES = TYPES.L | TYPES.R | TYPES.AL
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const NEUTRAL_ISOLATE_TYPES = TYPES.B | TYPES.S | TYPES.WS | TYPES.ON | TYPES.FSI | TYPES.LRI | TYPES.RLI | TYPES.PDI
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const BN_LIKE_TYPES = TYPES.BN | TYPES.RLE | TYPES.LRE | TYPES.RLO | TYPES.LRO | TYPES.PDF
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const TRAILING_TYPES = TYPES.S | TYPES.WS | TYPES.B | ISOLATE_INIT_TYPES | TYPES.PDI | BN_LIKE_TYPES
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let map = null
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function parseData () {
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if (!map) {
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//const start = performance.now()
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map = new Map()
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for (let type in DATA) {
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if (DATA.hasOwnProperty(type)) {
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let lastCode = 0
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DATA[type].split(',').forEach(range => {
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let [skip, step] = range.split('+')
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skip = parseInt(skip, 36)
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step = step ? parseInt(step, 36) : 0
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map.set(lastCode += skip, TYPES[type])
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for (let i = 0; i < step; i++) {
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map.set(++lastCode, TYPES[type])
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}
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})
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}
|
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}
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//console.log(`char types parsed in ${performance.now() - start}ms`)
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}
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}
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/**
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* @param {string} char
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* @return {number}
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*/
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function getBidiCharType (char) {
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parseData()
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return map.get(char.codePointAt(0)) || TYPES.L
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}
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function getBidiCharTypeName(char) {
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return TYPES_TO_NAMES[getBidiCharType(char)]
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}
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export {
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getBidiCharType,
|
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getBidiCharTypeName,
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TYPES,
|
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TYPES_TO_NAMES,
|
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ISOLATE_INIT_TYPES,
|
||||
STRONG_TYPES,
|
||||
NEUTRAL_ISOLATE_TYPES,
|
||||
BN_LIKE_TYPES,
|
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TRAILING_TYPES
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}
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5
server/node_modules/bidi-js/src/data/bidiBrackets.data.js
generated
vendored
Normal file
5
server/node_modules/bidi-js/src/data/bidiBrackets.data.js
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vendored
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@@ -0,0 +1,5 @@
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// Bidi bracket pairs data, auto generated
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||||
export default {
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||||
"pairs": "14>1,1e>2,u>2,2wt>1,1>1,1ge>1,1wp>1,1j>1,f>1,hm>1,1>1,u>1,u6>1,1>1,+5,28>1,w>1,1>1,+3,b8>1,1>1,+3,1>3,-1>-1,3>1,1>1,+2,1s>1,1>1,x>1,th>1,1>1,+2,db>1,1>1,+3,3>1,1>1,+2,14qm>1,1>1,+1,4q>1,1e>2,u>2,2>1,+1",
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"canonical": "6f1>-6dx,6dy>-6dx,6ec>-6ed,6ee>-6ed,6ww>2jj,-2ji>2jj,14r4>-1e7l,1e7m>-1e7l,1e7m>-1e5c,1e5d>-1e5b,1e5c>-14qx,14qy>-14qx,14vn>-1ecg,1ech>-1ecg,1edu>-1ecg,1eci>-1ecg,1eda>-1ecg,1eci>-1ecg,1eci>-168q,168r>-168q,168s>-14ye,14yf>-14ye"
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||||
}
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25
server/node_modules/bidi-js/src/data/bidiCharTypes.data.js
generated
vendored
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25
server/node_modules/bidi-js/src/data/bidiCharTypes.data.js
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@@ -0,0 +1,25 @@
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||||
// Bidi character types data, auto generated
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||||
export default {
|
||||
"R": "13k,1a,2,3,3,2+1j,ch+16,a+1,5+2,2+n,5,a,4,6+16,4+3,h+1b,4mo,179q,2+9,2+11,2i9+7y,2+68,4,3+4,5+13,4+3,2+4k,3+29,8+cf,1t+7z,w+17,3+3m,1t+3z,16o1+5r,8+30,8+mc,29+1r,29+4v,75+73",
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||||
"EN": "1c+9,3d+1,6,187+9,513,4+5,7+9,sf+j,175h+9,qw+q,161f+1d,4xt+a,25i+9",
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||||
"ES": "17,2,6dp+1,f+1,av,16vr,mx+1,4o,2",
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||||
"ET": "z+2,3h+3,b+1,ym,3e+1,2o,p4+1,8,6u,7c,g6,1wc,1n9+4,30+1b,2n,6d,qhx+1,h0m,a+1,49+2,63+1,4+1,6bb+3,12jj",
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||||
"AN": "16o+5,2j+9,2+1,35,ed,1ff2+9,87+u",
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||||
"CS": "18,2+1,b,2u,12k,55v,l,17v0,2,3,53,2+1,b",
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||||
"B": "a,3,f+2,2v,690",
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||||
"S": "9,2,k",
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||||
"WS": "c,k,4f4,1vk+a,u,1j,335",
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||||
"ON": "x+1,4+4,h+5,r+5,r+3,z,5+3,2+1,2+1,5,2+2,3+4,o,w,ci+1,8+d,3+d,6+8,2+g,39+1,9,6+1,2,33,b8,3+1,3c+1,7+1,5r,b,7h+3,sa+5,2,3i+6,jg+3,ur+9,2v,ij+1,9g+9,7+a,8m,4+1,49+x,14u,2+2,c+2,e+2,e+2,e+1,i+n,e+e,2+p,u+2,e+2,36+1,2+3,2+1,b,2+2,6+5,2,2,2,h+1,5+4,6+3,3+f,16+2,5+3l,3+81,1y+p,2+40,q+a,m+13,2r+ch,2+9e,75+hf,3+v,2+2w,6e+5,f+6,75+2a,1a+p,2+2g,d+5x,r+b,6+3,4+o,g,6+1,6+2,2k+1,4,2j,5h+z,1m+1,1e+f,t+2,1f+e,d+3,4o+3,2s+1,w,535+1r,h3l+1i,93+2,2s,b+1,3l+x,2v,4g+3,21+3,kz+1,g5v+1,5a,j+9,n+v,2,3,2+8,2+1,3+2,2,3,46+1,4+4,h+5,r+5,r+a,3h+2,4+6,b+4,78,1r+24,4+c,4,1hb,ey+6,103+j,16j+c,1ux+7,5+g,fsh,jdq+1t,4,57+2e,p1,1m,1m,1m,1m,4kt+1,7j+17,5+2r,d+e,3+e,2+e,2+10,m+4,w,1n+5,1q,4z+5,4b+rb,9+c,4+c,4+37,d+2g,8+b,l+b,5+1j,9+9,7+13,9+t,3+1,27+3c,2+29,2+3q,d+d,3+4,4+2,6+6,a+o,8+6,a+2,e+6,16+42,2+1i",
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||||
"BN": "0+8,6+d,2s+5,2+p,e,4m9,1kt+2,2b+5,5+5,17q9+v,7k,6p+8,6+1,119d+3,440+7,96s+1,1ekf+1,1ekf+1,1ekf+1,1ekf+1,1ekf+1,1ekf+1,1ekf+1,1ekf+1,1ekf+1,1ekf+1,1ekf+1,1ekf+75,6p+2rz,1ben+1,1ekf+1,1ekf+1",
|
||||
"NSM": "lc+33,7o+6,7c+18,2,2+1,2+1,2,21+a,1d+k,h,2u+6,3+5,3+1,2+3,10,v+q,2k+a,1n+8,a,p+3,2+8,2+2,2+4,18+2,3c+e,2+v,1k,2,5+7,5,4+6,b+1,u,1n,5+3,9,l+1,r,3+1,1m,5+1,5+1,3+2,4,v+1,4,c+1,1m,5+4,2+1,5,l+1,n+5,2,1n,3,2+3,9,8+1,c+1,v,1q,d,1f,4,1m+2,6+2,2+3,8+1,c+1,u,1n,g+1,l+1,t+1,1m+1,5+3,9,l+1,u,21,8+2,2,2j,3+6,d+7,2r,3+8,c+5,23+1,s,2,2,1k+d,2+4,2+1,6+a,2+z,a,2v+3,2+5,2+1,3+1,q+1,5+2,h+3,e,3+1,7,g,jk+2,qb+2,u+2,u+1,v+1,1t+1,2+6,9,3+a,a,1a+2,3c+1,z,3b+2,5+1,a,7+2,64+1,3,1n,2+6,2,2,3+7,7+9,3,1d+g,1s+3,1d,2+4,2,6,15+8,d+1,x+3,3+1,2+2,1l,2+1,4,2+2,1n+7,3+1,49+2,2+c,2+6,5,7,4+1,5j+1l,2+4,k1+w,2db+2,3y,2p+v,ff+3,30+1,n9x+3,2+9,x+1,29+1,7l,4,5,q+1,6,48+1,r+h,e,13+7,q+a,1b+2,1d,3+3,3+1,14,1w+5,3+1,3+1,d,9,1c,1g,2+2,3+1,6+1,2,17+1,9,6n,3,5,fn5,ki+f,h+f,r2,6b,46+4,1af+2,2+1,6+3,15+2,5,4m+1,fy+3,as+1,4a+a,4x,1j+e,1l+2,1e+3,3+1,1y+2,11+4,2+7,1r,d+1,1h+8,b+3,3,2o+2,3,2+1,7,4h,4+7,m+1,1m+1,4,12+6,4+4,5g+7,3+2,2,o,2d+5,2,5+1,2+1,6n+3,7+1,2+1,s+1,2e+7,3,2+1,2z,2,3+5,2,2u+2,3+3,2+4,78+8,2+1,75+1,2,5,41+3,3+1,5,x+5,3+1,15+5,3+3,9,a+5,3+2,1b+c,2+1,bb+6,2+5,2d+l,3+6,2+1,2+1,3f+5,4,2+1,2+6,2,21+1,4,2,9o+1,f0c+4,1o+6,t5,1s+3,2a,f5l+1,43t+2,i+7,3+6,v+3,45+2,1j0+1i,5+1d,9,f,n+4,2+e,11t+6,2+g,3+6,2+1,2+4,7a+6,c6+3,15t+6,32+6,gzhy+6n",
|
||||
"AL": "16w,3,2,e+1b,z+2,2+2s,g+1,8+1,b+m,2+t,s+2i,c+e,4h+f,1d+1e,1bwe+dp,3+3z,x+c,2+1,35+3y,2rm+z,5+7,b+5,dt+l,c+u,17nl+27,1t+27,4x+6n,3+d",
|
||||
"LRO": "6ct",
|
||||
"RLO": "6cu",
|
||||
"LRE": "6cq",
|
||||
"RLE": "6cr",
|
||||
"PDF": "6cs",
|
||||
"LRI": "6ee",
|
||||
"RLI": "6ef",
|
||||
"FSI": "6eg",
|
||||
"PDI": "6eh"
|
||||
}
|
||||
2
server/node_modules/bidi-js/src/data/bidiMirroring.data.js
generated
vendored
Normal file
2
server/node_modules/bidi-js/src/data/bidiMirroring.data.js
generated
vendored
Normal file
@@ -0,0 +1,2 @@
|
||||
// Bidi mirrored chars data, auto generated
|
||||
export default "14>1,j>2,t>2,u>2,1a>g,2v3>1,1>1,1ge>1,1wd>1,b>1,1j>1,f>1,ai>3,-2>3,+1,8>1k0,-1jq>1y7,-1y6>1hf,-1he>1h6,-1h5>1ha,-1h8>1qi,-1pu>1,6>3u,-3s>7,6>1,1>1,f>1,1>1,+2,3>1,1>1,+13,4>1,1>1,6>1eo,-1ee>1,3>1mg,-1me>1mk,-1mj>1mi,-1mg>1mi,-1md>1,1>1,+2,1>10k,-103>1,1>1,4>1,5>1,1>1,+10,3>1,1>8,-7>8,+1,-6>7,+1,a>1,1>1,u>1,u6>1,1>1,+5,26>1,1>1,2>1,2>2,8>1,7>1,4>1,1>1,+5,b8>1,1>1,+3,1>3,-2>1,2>1,1>1,+2,c>1,3>1,1>1,+2,h>1,3>1,a>1,1>1,2>1,3>1,1>1,d>1,f>1,3>1,1a>1,1>1,6>1,7>1,13>1,k>1,1>1,+19,4>1,1>1,+2,2>1,1>1,+18,m>1,a>1,1>1,lk>1,1>1,4>1,2>1,f>1,3>1,1>1,+3,db>1,1>1,+3,3>1,1>1,+2,14qm>1,1>1,+1,6>1,4j>1,j>2,t>2,u>2,2>1,+1"
|
||||
690
server/node_modules/bidi-js/src/embeddingLevels.js
generated
vendored
Normal file
690
server/node_modules/bidi-js/src/embeddingLevels.js
generated
vendored
Normal file
@@ -0,0 +1,690 @@
|
||||
import {
|
||||
BN_LIKE_TYPES,
|
||||
getBidiCharType,
|
||||
ISOLATE_INIT_TYPES,
|
||||
NEUTRAL_ISOLATE_TYPES,
|
||||
STRONG_TYPES,
|
||||
TRAILING_TYPES,
|
||||
TYPES
|
||||
} from './charTypes.js'
|
||||
import { closingToOpeningBracket, getCanonicalBracket, openingToClosingBracket } from './brackets.js'
|
||||
|
||||
// Local type aliases
|
||||
const {
|
||||
L: TYPE_L,
|
||||
R: TYPE_R,
|
||||
EN: TYPE_EN,
|
||||
ES: TYPE_ES,
|
||||
ET: TYPE_ET,
|
||||
AN: TYPE_AN,
|
||||
CS: TYPE_CS,
|
||||
B: TYPE_B,
|
||||
S: TYPE_S,
|
||||
ON: TYPE_ON,
|
||||
BN: TYPE_BN,
|
||||
NSM: TYPE_NSM,
|
||||
AL: TYPE_AL,
|
||||
LRO: TYPE_LRO,
|
||||
RLO: TYPE_RLO,
|
||||
LRE: TYPE_LRE,
|
||||
RLE: TYPE_RLE,
|
||||
PDF: TYPE_PDF,
|
||||
LRI: TYPE_LRI,
|
||||
RLI: TYPE_RLI,
|
||||
FSI: TYPE_FSI,
|
||||
PDI: TYPE_PDI
|
||||
} = TYPES
|
||||
|
||||
/**
|
||||
* @typedef {object} GetEmbeddingLevelsResult
|
||||
* @property {{start, end, level}[]} paragraphs
|
||||
* @property {Uint8Array} levels
|
||||
*/
|
||||
|
||||
/**
|
||||
* This function applies the Bidirectional Algorithm to a string, returning the resolved embedding levels
|
||||
* in a single Uint8Array plus a list of objects holding each paragraph's start and end indices and resolved
|
||||
* base embedding level.
|
||||
*
|
||||
* @param {string} string - The input string
|
||||
* @param {"ltr"|"rtl"|"auto"} [baseDirection] - Use "ltr" or "rtl" to force a base paragraph direction,
|
||||
* otherwise a direction will be chosen automatically from each paragraph's contents.
|
||||
* @return {GetEmbeddingLevelsResult}
|
||||
*/
|
||||
export function getEmbeddingLevels (string, baseDirection) {
|
||||
const MAX_DEPTH = 125
|
||||
|
||||
// Start by mapping all characters to their unicode type, as a bitmask integer
|
||||
const charTypes = new Uint32Array(string.length)
|
||||
for (let i = 0; i < string.length; i++) {
|
||||
charTypes[i] = getBidiCharType(string[i])
|
||||
}
|
||||
|
||||
const charTypeCounts = new Map() //will be cleared at start of each paragraph
|
||||
function changeCharType(i, type) {
|
||||
const oldType = charTypes[i]
|
||||
charTypes[i] = type
|
||||
charTypeCounts.set(oldType, charTypeCounts.get(oldType) - 1)
|
||||
if (oldType & NEUTRAL_ISOLATE_TYPES) {
|
||||
charTypeCounts.set(NEUTRAL_ISOLATE_TYPES, charTypeCounts.get(NEUTRAL_ISOLATE_TYPES) - 1)
|
||||
}
|
||||
charTypeCounts.set(type, (charTypeCounts.get(type) || 0) + 1)
|
||||
if (type & NEUTRAL_ISOLATE_TYPES) {
|
||||
charTypeCounts.set(NEUTRAL_ISOLATE_TYPES, (charTypeCounts.get(NEUTRAL_ISOLATE_TYPES) || 0) + 1)
|
||||
}
|
||||
}
|
||||
|
||||
const embedLevels = new Uint8Array(string.length)
|
||||
const isolationPairs = new Map() //init->pdi and pdi->init
|
||||
|
||||
// === 3.3.1 The Paragraph Level ===
|
||||
// 3.3.1 P1: Split the text into paragraphs
|
||||
const paragraphs = [] // [{start, end, level}, ...]
|
||||
let paragraph = null
|
||||
for (let i = 0; i < string.length; i++) {
|
||||
if (!paragraph) {
|
||||
paragraphs.push(paragraph = {
|
||||
start: i,
|
||||
end: string.length - 1,
|
||||
// 3.3.1 P2-P3: Determine the paragraph level
|
||||
level: baseDirection === 'rtl' ? 1 : baseDirection === 'ltr' ? 0 : determineAutoEmbedLevel(i, false)
|
||||
})
|
||||
}
|
||||
if (charTypes[i] & TYPE_B) {
|
||||
paragraph.end = i
|
||||
paragraph = null
|
||||
}
|
||||
}
|
||||
|
||||
const FORMATTING_TYPES = TYPE_RLE | TYPE_LRE | TYPE_RLO | TYPE_LRO | ISOLATE_INIT_TYPES | TYPE_PDI | TYPE_PDF | TYPE_B
|
||||
const nextEven = n => n + ((n & 1) ? 1 : 2)
|
||||
const nextOdd = n => n + ((n & 1) ? 2 : 1)
|
||||
|
||||
// Everything from here on will operate per paragraph.
|
||||
for (let paraIdx = 0; paraIdx < paragraphs.length; paraIdx++) {
|
||||
paragraph = paragraphs[paraIdx]
|
||||
const statusStack = [{
|
||||
_level: paragraph.level,
|
||||
_override: 0, //0=neutral, 1=L, 2=R
|
||||
_isolate: 0 //bool
|
||||
}]
|
||||
let stackTop
|
||||
let overflowIsolateCount = 0
|
||||
let overflowEmbeddingCount = 0
|
||||
let validIsolateCount = 0
|
||||
charTypeCounts.clear()
|
||||
|
||||
// === 3.3.2 Explicit Levels and Directions ===
|
||||
for (let i = paragraph.start; i <= paragraph.end; i++) {
|
||||
let charType = charTypes[i]
|
||||
stackTop = statusStack[statusStack.length - 1]
|
||||
|
||||
// Set initial counts
|
||||
charTypeCounts.set(charType, (charTypeCounts.get(charType) || 0) + 1)
|
||||
if (charType & NEUTRAL_ISOLATE_TYPES) {
|
||||
charTypeCounts.set(NEUTRAL_ISOLATE_TYPES, (charTypeCounts.get(NEUTRAL_ISOLATE_TYPES) || 0) + 1)
|
||||
}
|
||||
|
||||
// Explicit Embeddings: 3.3.2 X2 - X3
|
||||
if (charType & FORMATTING_TYPES) { //prefilter all formatters
|
||||
if (charType & (TYPE_RLE | TYPE_LRE)) {
|
||||
embedLevels[i] = stackTop._level // 5.2
|
||||
const level = (charType === TYPE_RLE ? nextOdd : nextEven)(stackTop._level)
|
||||
if (level <= MAX_DEPTH && !overflowIsolateCount && !overflowEmbeddingCount) {
|
||||
statusStack.push({
|
||||
_level: level,
|
||||
_override: 0,
|
||||
_isolate: 0
|
||||
})
|
||||
} else if (!overflowIsolateCount) {
|
||||
overflowEmbeddingCount++
|
||||
}
|
||||
}
|
||||
|
||||
// Explicit Overrides: 3.3.2 X4 - X5
|
||||
else if (charType & (TYPE_RLO | TYPE_LRO)) {
|
||||
embedLevels[i] = stackTop._level // 5.2
|
||||
const level = (charType === TYPE_RLO ? nextOdd : nextEven)(stackTop._level)
|
||||
if (level <= MAX_DEPTH && !overflowIsolateCount && !overflowEmbeddingCount) {
|
||||
statusStack.push({
|
||||
_level: level,
|
||||
_override: (charType & TYPE_RLO) ? TYPE_R : TYPE_L,
|
||||
_isolate: 0
|
||||
})
|
||||
} else if (!overflowIsolateCount) {
|
||||
overflowEmbeddingCount++
|
||||
}
|
||||
}
|
||||
|
||||
// Isolates: 3.3.2 X5a - X5c
|
||||
else if (charType & ISOLATE_INIT_TYPES) {
|
||||
// X5c - FSI becomes either RLI or LRI
|
||||
if (charType & TYPE_FSI) {
|
||||
charType = determineAutoEmbedLevel(i + 1, true) === 1 ? TYPE_RLI : TYPE_LRI
|
||||
}
|
||||
|
||||
embedLevels[i] = stackTop._level
|
||||
if (stackTop._override) {
|
||||
changeCharType(i, stackTop._override)
|
||||
}
|
||||
const level = (charType === TYPE_RLI ? nextOdd : nextEven)(stackTop._level)
|
||||
if (level <= MAX_DEPTH && overflowIsolateCount === 0 && overflowEmbeddingCount === 0) {
|
||||
validIsolateCount++
|
||||
statusStack.push({
|
||||
_level: level,
|
||||
_override: 0,
|
||||
_isolate: 1,
|
||||
_isolInitIndex: i
|
||||
})
|
||||
} else {
|
||||
overflowIsolateCount++
|
||||
}
|
||||
}
|
||||
|
||||
// Terminating Isolates: 3.3.2 X6a
|
||||
else if (charType & TYPE_PDI) {
|
||||
if (overflowIsolateCount > 0) {
|
||||
overflowIsolateCount--
|
||||
} else if (validIsolateCount > 0) {
|
||||
overflowEmbeddingCount = 0
|
||||
while (!statusStack[statusStack.length - 1]._isolate) {
|
||||
statusStack.pop()
|
||||
}
|
||||
// Add to isolation pairs bidirectional mapping:
|
||||
const isolInitIndex = statusStack[statusStack.length - 1]._isolInitIndex
|
||||
if (isolInitIndex != null) {
|
||||
isolationPairs.set(isolInitIndex, i)
|
||||
isolationPairs.set(i, isolInitIndex)
|
||||
}
|
||||
statusStack.pop()
|
||||
validIsolateCount--
|
||||
}
|
||||
stackTop = statusStack[statusStack.length - 1]
|
||||
embedLevels[i] = stackTop._level
|
||||
if (stackTop._override) {
|
||||
changeCharType(i, stackTop._override)
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// Terminating Embeddings and Overrides: 3.3.2 X7
|
||||
else if (charType & TYPE_PDF) {
|
||||
if (overflowIsolateCount === 0) {
|
||||
if (overflowEmbeddingCount > 0) {
|
||||
overflowEmbeddingCount--
|
||||
} else if (!stackTop._isolate && statusStack.length > 1) {
|
||||
statusStack.pop()
|
||||
stackTop = statusStack[statusStack.length - 1]
|
||||
}
|
||||
}
|
||||
embedLevels[i] = stackTop._level // 5.2
|
||||
}
|
||||
|
||||
// End of Paragraph: 3.3.2 X8
|
||||
else if (charType & TYPE_B) {
|
||||
embedLevels[i] = paragraph.level
|
||||
}
|
||||
}
|
||||
|
||||
// Non-formatting characters: 3.3.2 X6
|
||||
else {
|
||||
embedLevels[i] = stackTop._level
|
||||
// NOTE: This exclusion of BN seems to go against what section 5.2 says, but is required for test passage
|
||||
if (stackTop._override && charType !== TYPE_BN) {
|
||||
changeCharType(i, stackTop._override)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// === 3.3.3 Preparations for Implicit Processing ===
|
||||
|
||||
// Remove all RLE, LRE, RLO, LRO, PDF, and BN characters: 3.3.3 X9
|
||||
// Note: Due to section 5.2, we won't remove them, but we'll use the BN_LIKE_TYPES bitset to
|
||||
// easily ignore them all from here on out.
|
||||
|
||||
// 3.3.3 X10
|
||||
// Compute the set of isolating run sequences as specified by BD13
|
||||
const levelRuns = []
|
||||
let currentRun = null
|
||||
let isolationLevel = 0
|
||||
for (let i = paragraph.start; i <= paragraph.end; i++) {
|
||||
const charType = charTypes[i]
|
||||
if (!(charType & BN_LIKE_TYPES)) {
|
||||
const lvl = embedLevels[i]
|
||||
const isIsolInit = charType & ISOLATE_INIT_TYPES
|
||||
const isPDI = charType === TYPE_PDI
|
||||
if (isIsolInit) {
|
||||
isolationLevel++
|
||||
}
|
||||
if (currentRun && lvl === currentRun._level) {
|
||||
currentRun._end = i
|
||||
currentRun._endsWithIsolInit = isIsolInit
|
||||
} else {
|
||||
levelRuns.push(currentRun = {
|
||||
_start: i,
|
||||
_end: i,
|
||||
_level: lvl,
|
||||
_startsWithPDI: isPDI,
|
||||
_endsWithIsolInit: isIsolInit
|
||||
})
|
||||
}
|
||||
if (isPDI) {
|
||||
isolationLevel--
|
||||
}
|
||||
}
|
||||
}
|
||||
const isolatingRunSeqs = [] // [{seqIndices: [], sosType: L|R, eosType: L|R}]
|
||||
for (let runIdx = 0; runIdx < levelRuns.length; runIdx++) {
|
||||
const run = levelRuns[runIdx]
|
||||
if (!run._startsWithPDI || (run._startsWithPDI && !isolationPairs.has(run._start))) {
|
||||
const seqRuns = [currentRun = run]
|
||||
for (let pdiIndex; currentRun && currentRun._endsWithIsolInit && (pdiIndex = isolationPairs.get(currentRun._end)) != null;) {
|
||||
for (let i = runIdx + 1; i < levelRuns.length; i++) {
|
||||
if (levelRuns[i]._start === pdiIndex) {
|
||||
seqRuns.push(currentRun = levelRuns[i])
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
// build flat list of indices across all runs:
|
||||
const seqIndices = []
|
||||
for (let i = 0; i < seqRuns.length; i++) {
|
||||
const run = seqRuns[i]
|
||||
for (let j = run._start; j <= run._end; j++) {
|
||||
seqIndices.push(j)
|
||||
}
|
||||
}
|
||||
// determine the sos/eos types:
|
||||
let firstLevel = embedLevels[seqIndices[0]]
|
||||
let prevLevel = paragraph.level
|
||||
for (let i = seqIndices[0] - 1; i >= 0; i--) {
|
||||
if (!(charTypes[i] & BN_LIKE_TYPES)) { //5.2
|
||||
prevLevel = embedLevels[i]
|
||||
break
|
||||
}
|
||||
}
|
||||
const lastIndex = seqIndices[seqIndices.length - 1]
|
||||
let lastLevel = embedLevels[lastIndex]
|
||||
let nextLevel = paragraph.level
|
||||
if (!(charTypes[lastIndex] & ISOLATE_INIT_TYPES)) {
|
||||
for (let i = lastIndex + 1; i <= paragraph.end; i++) {
|
||||
if (!(charTypes[i] & BN_LIKE_TYPES)) { //5.2
|
||||
nextLevel = embedLevels[i]
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
isolatingRunSeqs.push({
|
||||
_seqIndices: seqIndices,
|
||||
_sosType: Math.max(prevLevel, firstLevel) % 2 ? TYPE_R : TYPE_L,
|
||||
_eosType: Math.max(nextLevel, lastLevel) % 2 ? TYPE_R : TYPE_L
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
// The next steps are done per isolating run sequence
|
||||
for (let seqIdx = 0; seqIdx < isolatingRunSeqs.length; seqIdx++) {
|
||||
const { _seqIndices: seqIndices, _sosType: sosType, _eosType: eosType } = isolatingRunSeqs[seqIdx]
|
||||
/**
|
||||
* All the level runs in an isolating run sequence have the same embedding level.
|
||||
*
|
||||
* DO NOT change any `embedLevels[i]` within the current scope.
|
||||
*/
|
||||
const embedDirection = ((embedLevels[seqIndices[0]]) & 1) ? TYPE_R : TYPE_L;
|
||||
|
||||
// === 3.3.4 Resolving Weak Types ===
|
||||
|
||||
// W1 + 5.2. Search backward from each NSM to the first character in the isolating run sequence whose
|
||||
// bidirectional type is not BN, and set the NSM to ON if it is an isolate initiator or PDI, and to its
|
||||
// type otherwise. If the NSM is the first non-BN character, change the NSM to the type of sos.
|
||||
if (charTypeCounts.get(TYPE_NSM)) {
|
||||
for (let si = 0; si < seqIndices.length; si++) {
|
||||
const i = seqIndices[si]
|
||||
if (charTypes[i] & TYPE_NSM) {
|
||||
let prevType = sosType
|
||||
for (let sj = si - 1; sj >= 0; sj--) {
|
||||
if (!(charTypes[seqIndices[sj]] & BN_LIKE_TYPES)) { //5.2 scan back to first non-BN
|
||||
prevType = charTypes[seqIndices[sj]]
|
||||
break
|
||||
}
|
||||
}
|
||||
changeCharType(i, (prevType & (ISOLATE_INIT_TYPES | TYPE_PDI)) ? TYPE_ON : prevType)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// W2. Search backward from each instance of a European number until the first strong type (R, L, AL, or sos)
|
||||
// is found. If an AL is found, change the type of the European number to Arabic number.
|
||||
if (charTypeCounts.get(TYPE_EN)) {
|
||||
for (let si = 0; si < seqIndices.length; si++) {
|
||||
const i = seqIndices[si]
|
||||
if (charTypes[i] & TYPE_EN) {
|
||||
for (let sj = si - 1; sj >= -1; sj--) {
|
||||
const prevCharType = sj === -1 ? sosType : charTypes[seqIndices[sj]]
|
||||
if (prevCharType & STRONG_TYPES) {
|
||||
if (prevCharType === TYPE_AL) {
|
||||
changeCharType(i, TYPE_AN)
|
||||
}
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// W3. Change all ALs to R
|
||||
if (charTypeCounts.get(TYPE_AL)) {
|
||||
for (let si = 0; si < seqIndices.length; si++) {
|
||||
const i = seqIndices[si]
|
||||
if (charTypes[i] & TYPE_AL) {
|
||||
changeCharType(i, TYPE_R)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// W4. A single European separator between two European numbers changes to a European number. A single common
|
||||
// separator between two numbers of the same type changes to that type.
|
||||
if (charTypeCounts.get(TYPE_ES) || charTypeCounts.get(TYPE_CS)) {
|
||||
for (let si = 1; si < seqIndices.length - 1; si++) {
|
||||
const i = seqIndices[si]
|
||||
if (charTypes[i] & (TYPE_ES | TYPE_CS)) {
|
||||
let prevType = 0, nextType = 0
|
||||
for (let sj = si - 1; sj >= 0; sj--) {
|
||||
prevType = charTypes[seqIndices[sj]]
|
||||
if (!(prevType & BN_LIKE_TYPES)) { //5.2
|
||||
break
|
||||
}
|
||||
}
|
||||
for (let sj = si + 1; sj < seqIndices.length; sj++) {
|
||||
nextType = charTypes[seqIndices[sj]]
|
||||
if (!(nextType & BN_LIKE_TYPES)) { //5.2
|
||||
break
|
||||
}
|
||||
}
|
||||
if (prevType === nextType && (charTypes[i] === TYPE_ES ? prevType === TYPE_EN : (prevType & (TYPE_EN | TYPE_AN)))) {
|
||||
changeCharType(i, prevType)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// W5. A sequence of European terminators adjacent to European numbers changes to all European numbers.
|
||||
if (charTypeCounts.get(TYPE_EN)) {
|
||||
for (let si = 0; si < seqIndices.length; si++) {
|
||||
const i = seqIndices[si]
|
||||
if (charTypes[i] & TYPE_EN) {
|
||||
for (let sj = si - 1; sj >= 0 && (charTypes[seqIndices[sj]] & (TYPE_ET | BN_LIKE_TYPES)); sj--) {
|
||||
changeCharType(seqIndices[sj], TYPE_EN)
|
||||
}
|
||||
for (si++; si < seqIndices.length && (charTypes[seqIndices[si]] & (TYPE_ET | BN_LIKE_TYPES | TYPE_EN)); si++) {
|
||||
if (charTypes[seqIndices[si]] !== TYPE_EN) {
|
||||
changeCharType(seqIndices[si], TYPE_EN)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// W6. Otherwise, separators and terminators change to Other Neutral.
|
||||
if (charTypeCounts.get(TYPE_ET) || charTypeCounts.get(TYPE_ES) || charTypeCounts.get(TYPE_CS)) {
|
||||
for (let si = 0; si < seqIndices.length; si++) {
|
||||
const i = seqIndices[si]
|
||||
if (charTypes[i] & (TYPE_ET | TYPE_ES | TYPE_CS)) {
|
||||
changeCharType(i, TYPE_ON)
|
||||
// 5.2 transform adjacent BNs too:
|
||||
for (let sj = si - 1; sj >= 0 && (charTypes[seqIndices[sj]] & BN_LIKE_TYPES); sj--) {
|
||||
changeCharType(seqIndices[sj], TYPE_ON)
|
||||
}
|
||||
for (let sj = si + 1; sj < seqIndices.length && (charTypes[seqIndices[sj]] & BN_LIKE_TYPES); sj++) {
|
||||
changeCharType(seqIndices[sj], TYPE_ON)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// W7. Search backward from each instance of a European number until the first strong type (R, L, or sos)
|
||||
// is found. If an L is found, then change the type of the European number to L.
|
||||
// NOTE: implemented in single forward pass for efficiency
|
||||
if (charTypeCounts.get(TYPE_EN)) {
|
||||
for (let si = 0, prevStrongType = sosType; si < seqIndices.length; si++) {
|
||||
const i = seqIndices[si]
|
||||
const type = charTypes[i]
|
||||
if (type & TYPE_EN) {
|
||||
if (prevStrongType === TYPE_L) {
|
||||
changeCharType(i, TYPE_L)
|
||||
}
|
||||
} else if (type & STRONG_TYPES) {
|
||||
prevStrongType = type
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// === 3.3.5 Resolving Neutral and Isolate Formatting Types ===
|
||||
|
||||
if (charTypeCounts.get(NEUTRAL_ISOLATE_TYPES)) {
|
||||
// N0. Process bracket pairs in an isolating run sequence sequentially in the logical order of the text
|
||||
// positions of the opening paired brackets using the logic given below. Within this scope, bidirectional
|
||||
// types EN and AN are treated as R.
|
||||
const R_TYPES_FOR_N_STEPS = (TYPE_R | TYPE_EN | TYPE_AN)
|
||||
const STRONG_TYPES_FOR_N_STEPS = R_TYPES_FOR_N_STEPS | TYPE_L
|
||||
|
||||
// * Identify the bracket pairs in the current isolating run sequence according to BD16.
|
||||
const bracketPairs = []
|
||||
{
|
||||
const openerStack = []
|
||||
for (let si = 0; si < seqIndices.length; si++) {
|
||||
// NOTE: for any potential bracket character we also test that it still carries a NI
|
||||
// type, as that may have been changed earlier. This doesn't seem to be explicitly
|
||||
// called out in the spec, but is required for passage of certain tests.
|
||||
if (charTypes[seqIndices[si]] & NEUTRAL_ISOLATE_TYPES) {
|
||||
const char = string[seqIndices[si]]
|
||||
let oppositeBracket
|
||||
// Opening bracket
|
||||
if (openingToClosingBracket(char) !== null) {
|
||||
if (openerStack.length < 63) {
|
||||
openerStack.push({ char, seqIndex: si })
|
||||
} else {
|
||||
break
|
||||
}
|
||||
}
|
||||
// Closing bracket
|
||||
else if ((oppositeBracket = closingToOpeningBracket(char)) !== null) {
|
||||
for (let stackIdx = openerStack.length - 1; stackIdx >= 0; stackIdx--) {
|
||||
const stackChar = openerStack[stackIdx].char
|
||||
if (stackChar === oppositeBracket ||
|
||||
stackChar === closingToOpeningBracket(getCanonicalBracket(char)) ||
|
||||
openingToClosingBracket(getCanonicalBracket(stackChar)) === char
|
||||
) {
|
||||
bracketPairs.push([openerStack[stackIdx].seqIndex, si])
|
||||
openerStack.length = stackIdx //pop the matching bracket and all following
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
bracketPairs.sort((a, b) => a[0] - b[0])
|
||||
}
|
||||
// * For each bracket-pair element in the list of pairs of text positions
|
||||
for (let pairIdx = 0; pairIdx < bracketPairs.length; pairIdx++) {
|
||||
const [openSeqIdx, closeSeqIdx] = bracketPairs[pairIdx]
|
||||
// a. Inspect the bidirectional types of the characters enclosed within the bracket pair.
|
||||
// b. If any strong type (either L or R) matching the embedding direction is found, set the type for both
|
||||
// brackets in the pair to match the embedding direction.
|
||||
let foundStrongType = false
|
||||
let useStrongType = 0
|
||||
for (let si = openSeqIdx + 1; si < closeSeqIdx; si++) {
|
||||
const i = seqIndices[si]
|
||||
if (charTypes[i] & STRONG_TYPES_FOR_N_STEPS) {
|
||||
foundStrongType = true
|
||||
const lr = (charTypes[i] & R_TYPES_FOR_N_STEPS) ? TYPE_R : TYPE_L
|
||||
if (lr === embedDirection) {
|
||||
useStrongType = lr
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
// c. Otherwise, if there is a strong type it must be opposite the embedding direction. Therefore, test
|
||||
// for an established context with a preceding strong type by checking backwards before the opening paired
|
||||
// bracket until the first strong type (L, R, or sos) is found.
|
||||
// 1. If the preceding strong type is also opposite the embedding direction, context is established, so
|
||||
// set the type for both brackets in the pair to that direction.
|
||||
// 2. Otherwise set the type for both brackets in the pair to the embedding direction.
|
||||
if (foundStrongType && !useStrongType) {
|
||||
useStrongType = sosType
|
||||
for (let si = openSeqIdx - 1; si >= 0; si--) {
|
||||
const i = seqIndices[si]
|
||||
if (charTypes[i] & STRONG_TYPES_FOR_N_STEPS) {
|
||||
const lr = (charTypes[i] & R_TYPES_FOR_N_STEPS) ? TYPE_R : TYPE_L
|
||||
if (lr !== embedDirection) {
|
||||
useStrongType = lr
|
||||
} else {
|
||||
useStrongType = embedDirection
|
||||
}
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
if (useStrongType) {
|
||||
charTypes[seqIndices[openSeqIdx]] = charTypes[seqIndices[closeSeqIdx]] = useStrongType
|
||||
// * Any number of characters that had original bidirectional character type NSM prior to the application
|
||||
// of W1 that immediately follow a paired bracket which changed to L or R under N0 should change to match
|
||||
// the type of their preceding bracket.
|
||||
if (useStrongType !== embedDirection) {
|
||||
for (let si = openSeqIdx + 1; si < seqIndices.length; si++) {
|
||||
if (!(charTypes[seqIndices[si]] & BN_LIKE_TYPES)) {
|
||||
if (getBidiCharType(string[seqIndices[si]]) & TYPE_NSM) {
|
||||
charTypes[seqIndices[si]] = useStrongType
|
||||
}
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
if (useStrongType !== embedDirection) {
|
||||
for (let si = closeSeqIdx + 1; si < seqIndices.length; si++) {
|
||||
if (!(charTypes[seqIndices[si]] & BN_LIKE_TYPES)) {
|
||||
if (getBidiCharType(string[seqIndices[si]]) & TYPE_NSM) {
|
||||
charTypes[seqIndices[si]] = useStrongType
|
||||
}
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// N1. A sequence of NIs takes the direction of the surrounding strong text if the text on both sides has the
|
||||
// same direction.
|
||||
// N2. Any remaining NIs take the embedding direction.
|
||||
for (let si = 0; si < seqIndices.length; si++) {
|
||||
if (charTypes[seqIndices[si]] & NEUTRAL_ISOLATE_TYPES) {
|
||||
let niRunStart = si, niRunEnd = si
|
||||
let prevType = sosType //si === 0 ? sosType : (charTypes[seqIndices[si - 1]] & R_TYPES_FOR_N_STEPS) ? TYPE_R : TYPE_L
|
||||
for (let si2 = si - 1; si2 >= 0; si2--) {
|
||||
if (charTypes[seqIndices[si2]] & BN_LIKE_TYPES) {
|
||||
niRunStart = si2 //5.2 treat BNs adjacent to NIs as NIs
|
||||
} else {
|
||||
prevType = (charTypes[seqIndices[si2]] & R_TYPES_FOR_N_STEPS) ? TYPE_R : TYPE_L
|
||||
break
|
||||
}
|
||||
}
|
||||
let nextType = eosType
|
||||
for (let si2 = si + 1; si2 < seqIndices.length; si2++) {
|
||||
if (charTypes[seqIndices[si2]] & (NEUTRAL_ISOLATE_TYPES | BN_LIKE_TYPES)) {
|
||||
niRunEnd = si2
|
||||
} else {
|
||||
nextType = (charTypes[seqIndices[si2]] & R_TYPES_FOR_N_STEPS) ? TYPE_R : TYPE_L
|
||||
break
|
||||
}
|
||||
}
|
||||
for (let sj = niRunStart; sj <= niRunEnd; sj++) {
|
||||
charTypes[seqIndices[sj]] = prevType === nextType ? prevType : embedDirection
|
||||
}
|
||||
si = niRunEnd
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// === 3.3.6 Resolving Implicit Levels ===
|
||||
|
||||
for (let i = paragraph.start; i <= paragraph.end; i++) {
|
||||
const level = embedLevels[i]
|
||||
const type = charTypes[i]
|
||||
// I2. For all characters with an odd (right-to-left) embedding level, those of type L, EN or AN go up one level.
|
||||
if (level & 1) {
|
||||
if (type & (TYPE_L | TYPE_EN | TYPE_AN)) {
|
||||
embedLevels[i]++
|
||||
}
|
||||
}
|
||||
// I1. For all characters with an even (left-to-right) embedding level, those of type R go up one level
|
||||
// and those of type AN or EN go up two levels.
|
||||
else {
|
||||
if (type & TYPE_R) {
|
||||
embedLevels[i]++
|
||||
} else if (type & (TYPE_AN | TYPE_EN)) {
|
||||
embedLevels[i] += 2
|
||||
}
|
||||
}
|
||||
|
||||
// 5.2: Resolve any LRE, RLE, LRO, RLO, PDF, or BN to the level of the preceding character if there is one,
|
||||
// and otherwise to the base level.
|
||||
if (type & BN_LIKE_TYPES) {
|
||||
embedLevels[i] = i === 0 ? paragraph.level : embedLevels[i - 1]
|
||||
}
|
||||
|
||||
// 3.4 L1.1-4: Reset the embedding level of segment/paragraph separators, and any sequence of whitespace or
|
||||
// isolate formatting characters preceding them or the end of the paragraph, to the paragraph level.
|
||||
// NOTE: this will also need to be applied to each individual line ending after line wrapping occurs.
|
||||
if (i === paragraph.end || getBidiCharType(string[i]) & (TYPE_S | TYPE_B)) {
|
||||
for (let j = i; j >= 0 && (getBidiCharType(string[j]) & TRAILING_TYPES); j--) {
|
||||
embedLevels[j] = paragraph.level
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// DONE! The resolved levels can then be used, after line wrapping, to flip runs of characters
|
||||
// according to section 3.4 Reordering Resolved Levels
|
||||
return {
|
||||
levels: embedLevels,
|
||||
paragraphs
|
||||
}
|
||||
|
||||
function determineAutoEmbedLevel (start, isFSI) {
|
||||
// 3.3.1 P2 - P3
|
||||
for (let i = start; i < string.length; i++) {
|
||||
const charType = charTypes[i]
|
||||
if (charType & (TYPE_R | TYPE_AL)) {
|
||||
return 1
|
||||
}
|
||||
if ((charType & (TYPE_B | TYPE_L)) || (isFSI && charType === TYPE_PDI)) {
|
||||
return 0
|
||||
}
|
||||
if (charType & ISOLATE_INIT_TYPES) {
|
||||
const pdi = indexOfMatchingPDI(i)
|
||||
i = pdi === -1 ? string.length : pdi
|
||||
}
|
||||
}
|
||||
return 0
|
||||
}
|
||||
|
||||
function indexOfMatchingPDI (isolateStart) {
|
||||
// 3.1.2 BD9
|
||||
let isolationLevel = 1
|
||||
for (let i = isolateStart + 1; i < string.length; i++) {
|
||||
const charType = charTypes[i]
|
||||
if (charType & TYPE_B) {
|
||||
break
|
||||
}
|
||||
if (charType & TYPE_PDI) {
|
||||
if (--isolationLevel === 0) {
|
||||
return i
|
||||
}
|
||||
} else if (charType & ISOLATE_INIT_TYPES) {
|
||||
isolationLevel++
|
||||
}
|
||||
}
|
||||
return -1
|
||||
}
|
||||
}
|
||||
5
server/node_modules/bidi-js/src/index.js
generated
vendored
Normal file
5
server/node_modules/bidi-js/src/index.js
generated
vendored
Normal file
@@ -0,0 +1,5 @@
|
||||
export { getEmbeddingLevels } from './embeddingLevels.js'
|
||||
export { getReorderSegments, getReorderedIndices, getReorderedString } from './reordering.js'
|
||||
export { getBidiCharType, getBidiCharTypeName } from './charTypes.js'
|
||||
export { getMirroredCharacter, getMirroredCharactersMap } from './mirroring.js'
|
||||
export { closingToOpeningBracket, openingToClosingBracket, getCanonicalBracket } from './brackets.js'
|
||||
48
server/node_modules/bidi-js/src/mirroring.js
generated
vendored
Normal file
48
server/node_modules/bidi-js/src/mirroring.js
generated
vendored
Normal file
@@ -0,0 +1,48 @@
|
||||
import data from './data/bidiMirroring.data.js'
|
||||
import { parseCharacterMap } from './util/parseCharacterMap.js'
|
||||
|
||||
let mirrorMap
|
||||
|
||||
function parse () {
|
||||
if (!mirrorMap) {
|
||||
//const start = performance.now()
|
||||
const { map, reverseMap } = parseCharacterMap(data, true)
|
||||
// Combine both maps into one
|
||||
reverseMap.forEach((value, key) => {
|
||||
map.set(key, value)
|
||||
})
|
||||
mirrorMap = map
|
||||
//console.log(`mirrored chars parsed in ${performance.now() - start}ms`)
|
||||
}
|
||||
}
|
||||
|
||||
export function getMirroredCharacter (char) {
|
||||
parse()
|
||||
return mirrorMap.get(char) || null
|
||||
}
|
||||
|
||||
/**
|
||||
* Given a string and its resolved embedding levels, build a map of indices to replacement chars
|
||||
* for any characters in right-to-left segments that have defined mirrored characters.
|
||||
* @param string
|
||||
* @param embeddingLevels
|
||||
* @param [start]
|
||||
* @param [end]
|
||||
* @return {Map<number, string>}
|
||||
*/
|
||||
export function getMirroredCharactersMap(string, embeddingLevels, start, end) {
|
||||
let strLen = string.length
|
||||
start = Math.max(0, start == null ? 0 : +start)
|
||||
end = Math.min(strLen - 1, end == null ? strLen - 1 : +end)
|
||||
|
||||
const map = new Map()
|
||||
for (let i = start; i <= end; i++) {
|
||||
if (embeddingLevels[i] & 1) { //only odd (rtl) levels
|
||||
const mirror = getMirroredCharacter(string[i])
|
||||
if (mirror !== null) {
|
||||
map.set(i, mirror)
|
||||
}
|
||||
}
|
||||
}
|
||||
return map
|
||||
}
|
||||
99
server/node_modules/bidi-js/src/reordering.js
generated
vendored
Normal file
99
server/node_modules/bidi-js/src/reordering.js
generated
vendored
Normal file
@@ -0,0 +1,99 @@
|
||||
import { getBidiCharType, TRAILING_TYPES } from './charTypes.js'
|
||||
import { getMirroredCharacter } from './mirroring.js'
|
||||
|
||||
/**
|
||||
* Given a start and end denoting a single line within a string, and a set of precalculated
|
||||
* bidi embedding levels, produce a list of segments whose ordering should be flipped, in sequence.
|
||||
* @param {string} string - the full input string
|
||||
* @param {GetEmbeddingLevelsResult} embeddingLevelsResult - the result object from getEmbeddingLevels
|
||||
* @param {number} [start] - first character in a subset of the full string
|
||||
* @param {number} [end] - last character in a subset of the full string
|
||||
* @return {number[][]} - the list of start/end segments that should be flipped, in order.
|
||||
*/
|
||||
export function getReorderSegments(string, embeddingLevelsResult, start, end) {
|
||||
let strLen = string.length
|
||||
start = Math.max(0, start == null ? 0 : +start)
|
||||
end = Math.min(strLen - 1, end == null ? strLen - 1 : +end)
|
||||
|
||||
const segments = []
|
||||
embeddingLevelsResult.paragraphs.forEach(paragraph => {
|
||||
const lineStart = Math.max(start, paragraph.start)
|
||||
const lineEnd = Math.min(end, paragraph.end)
|
||||
if (lineStart < lineEnd) {
|
||||
// Local slice for mutation
|
||||
const lineLevels = embeddingLevelsResult.levels.slice(lineStart, lineEnd + 1)
|
||||
|
||||
// 3.4 L1.4: Reset any sequence of whitespace characters and/or isolate formatting characters at the
|
||||
// end of the line to the paragraph level.
|
||||
for (let i = lineEnd; i >= lineStart && (getBidiCharType(string[i]) & TRAILING_TYPES); i--) {
|
||||
lineLevels[i] = paragraph.level
|
||||
}
|
||||
|
||||
// L2. From the highest level found in the text to the lowest odd level on each line, including intermediate levels
|
||||
// not actually present in the text, reverse any contiguous sequence of characters that are at that level or higher.
|
||||
let maxLevel = paragraph.level
|
||||
let minOddLevel = Infinity
|
||||
for (let i = 0; i < lineLevels.length; i++) {
|
||||
const level = lineLevels[i]
|
||||
if (level > maxLevel) maxLevel = level
|
||||
if (level < minOddLevel) minOddLevel = level | 1
|
||||
}
|
||||
for (let lvl = maxLevel; lvl >= minOddLevel; lvl--) {
|
||||
for (let i = 0; i < lineLevels.length; i++) {
|
||||
if (lineLevels[i] >= lvl) {
|
||||
const segStart = i
|
||||
while (i + 1 < lineLevels.length && lineLevels[i + 1] >= lvl) {
|
||||
i++
|
||||
}
|
||||
if (i > segStart) {
|
||||
segments.push([segStart + lineStart, i + lineStart])
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
})
|
||||
return segments
|
||||
}
|
||||
|
||||
/**
|
||||
* @param {string} string
|
||||
* @param {GetEmbeddingLevelsResult} embedLevelsResult
|
||||
* @param {number} [start]
|
||||
* @param {number} [end]
|
||||
* @return {string} the new string with bidi segments reordered
|
||||
*/
|
||||
export function getReorderedString(string, embedLevelsResult, start, end) {
|
||||
const indices = getReorderedIndices(string, embedLevelsResult, start, end)
|
||||
const chars = [...string]
|
||||
indices.forEach((charIndex, i) => {
|
||||
chars[i] = (
|
||||
(embedLevelsResult.levels[charIndex] & 1) ? getMirroredCharacter(string[charIndex]) : null
|
||||
) || string[charIndex]
|
||||
})
|
||||
return chars.join('')
|
||||
}
|
||||
|
||||
/**
|
||||
* @param {string} string
|
||||
* @param {GetEmbeddingLevelsResult} embedLevelsResult
|
||||
* @param {number} [start]
|
||||
* @param {number} [end]
|
||||
* @return {number[]} an array with character indices in their new bidi order
|
||||
*/
|
||||
export function getReorderedIndices(string, embedLevelsResult, start, end) {
|
||||
const segments = getReorderSegments(string, embedLevelsResult, start, end)
|
||||
// Fill an array with indices
|
||||
const indices = []
|
||||
for (let i = 0; i < string.length; i++) {
|
||||
indices[i] = i
|
||||
}
|
||||
// Reverse each segment in order
|
||||
segments.forEach(([start, end]) => {
|
||||
const slice = indices.slice(start, end + 1)
|
||||
for (let i = slice.length; i--;) {
|
||||
indices[end - i] = slice[i]
|
||||
}
|
||||
})
|
||||
return indices
|
||||
}
|
||||
30
server/node_modules/bidi-js/src/util/parseCharacterMap.js
generated
vendored
Normal file
30
server/node_modules/bidi-js/src/util/parseCharacterMap.js
generated
vendored
Normal file
@@ -0,0 +1,30 @@
|
||||
/**
|
||||
* Parses an string that holds encoded codepoint mappings, e.g. for bracket pairs or
|
||||
* mirroring characters, as encoded by scripts/generateBidiData.js. Returns an object
|
||||
* holding the `map`, and optionally a `reverseMap` if `includeReverse:true`.
|
||||
* @param {string} encodedString
|
||||
* @param {boolean} includeReverse - true if you want reverseMap in the output
|
||||
* @return {{map: Map<number, number>, reverseMap?: Map<number, number>}}
|
||||
*/
|
||||
export function parseCharacterMap (encodedString, includeReverse) {
|
||||
const radix = 36
|
||||
let lastCode = 0
|
||||
const map = new Map()
|
||||
const reverseMap = includeReverse && new Map()
|
||||
let prevPair
|
||||
encodedString.split(',').forEach(function visit(entry) {
|
||||
if (entry.indexOf('+') !== -1) {
|
||||
for (let i = +entry; i--;) {
|
||||
visit(prevPair)
|
||||
}
|
||||
} else {
|
||||
prevPair = entry
|
||||
let [a, b] = entry.split('>')
|
||||
a = String.fromCodePoint(lastCode += parseInt(a, radix))
|
||||
b = String.fromCodePoint(lastCode += parseInt(b, radix))
|
||||
map.set(a, b)
|
||||
includeReverse && reverseMap.set(b, a)
|
||||
}
|
||||
})
|
||||
return { map, reverseMap }
|
||||
}
|
||||
Reference in New Issue
Block a user