Veri5ight MCP Server

// created 2023-09-25T01:01:55.148Z // compressed base64-encoded blob for include-ens data // source: https://github.com/adraffy/ens-normalize.js/blob/main/src/make.js // see: https://github.com/adraffy/ens-normalize.js#security // SHA-256: 0565ed049b9cf1614bb9e11ba7d8ac6a6fb96c893253d890f7e2b2884b9ded32 var COMPRESSED = 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'; const FENCED = new Map([[8217,"apostrophe"],[8260,"fraction slash"],[12539,"middle dot"]]); const NSM_MAX = 4; function decode_arithmetic(bytes) { let pos = 0; function u16() { return (bytes[pos++] << 8) | bytes[pos++]; } // decode the frequency table let symbol_count = u16(); let total = 1; let acc = [0, 1]; // first symbol has frequency 1 for (let i = 1; i < symbol_count; i++) { acc.push(total += u16()); } // skip the sized-payload that the last 3 symbols index into let skip = u16(); let pos_payload = pos; pos += skip; let read_width = 0; let read_buffer = 0; function read_bit() { if (read_width == 0) { // this will read beyond end of buffer // but (undefined|0) => zero pad read_buffer = (read_buffer << 8) | bytes[pos++]; read_width = 8; } return (read_buffer >> --read_width) & 1; } const N = 31; const FULL = 2**N; const HALF = FULL >>> 1; const QRTR = HALF >> 1; const MASK = FULL - 1; // fill register let register = 0; for (let i = 0; i < N; i++) register = (register << 1) | read_bit(); let symbols = []; let low = 0; let range = FULL; // treat like a float while (true) { let value = Math.floor((((register - low + 1) * total) - 1) / range); let start = 0; let end = symbol_count; while (end - start > 1) { // binary search let mid = (start + end) >>> 1; if (value < acc[mid]) { end = mid; } else { start = mid; } } if (start == 0) break; // first symbol is end mark symbols.push(start); let a = low + Math.floor(range * acc[start] / total); let b = low + Math.floor(range * acc[start+1] / total) - 1; while (((a ^ b) & HALF) == 0) { register = (register << 1) & MASK | read_bit(); a = (a << 1) & MASK; b = (b << 1) & MASK | 1; } while (a & ~b & QRTR) { register = (register & HALF) | ((register << 1) & (MASK >>> 1)) | read_bit(); a = (a << 1) ^ HALF; b = ((b ^ HALF) << 1) | HALF | 1; } low = a; range = 1 + b - a; } let offset = symbol_count - 4; return symbols.map(x => { // index into payload switch (x - offset) { case 3: return offset + 0x10100 + ((bytes[pos_payload++] << 16) | (bytes[pos_payload++] << 8) | bytes[pos_payload++]); case 2: return offset + 0x100 + ((bytes[pos_payload++] << 8) | bytes[pos_payload++]); case 1: return offset + bytes[pos_payload++]; default: return x - 1; } }); } // returns an iterator which returns the next symbol function read_payload(v) { let pos = 0; return () => v[pos++]; } function read_compressed_payload(s) { return read_payload(decode_arithmetic(unsafe_atob(s))); } // unsafe in the sense: // expected well-formed Base64 w/o padding // 20220922: added for https://github.com/adraffy/ens-normalize.js/issues/4 function unsafe_atob(s) { let lookup = []; [...'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'].forEach((c, i) => lookup[c.charCodeAt(0)] = i); let n = s.length; let ret = new Uint8Array((6 * n) >> 3); for (let i = 0, pos = 0, width = 0, carry = 0; i < n; i++) { carry = (carry << 6) | lookup[s.charCodeAt(i)]; width += 6; if (width >= 8) { ret[pos++] = (carry >> (width -= 8)); } } return ret; } // eg. [0,1,2,3...] => [0,-1,1,-2,...] function signed(i) { return (i & 1) ? (~i >> 1) : (i >> 1); } function read_deltas(n, next) { let v = Array(n); for (let i = 0, x = 0; i < n; i++) v[i] = x += signed(next()); return v; } // [123][5] => [0 3] [1 1] [0 0] function read_sorted(next, prev = 0) { let ret = []; while (true) { let x = next(); let n = next(); if (!n) break; prev += x; for (let i = 0; i < n; i++) { ret.push(prev + i); } prev += n + 1; } return ret; } function read_sorted_arrays(next) { return read_array_while(() => { let v = read_sorted(next); if (v.length) return v; }); } // returns map of x => ys function read_mapped(next) { let ret = []; while (true) { let w = next(); if (w == 0) break; ret.push(read_linear_table(w, next)); } while (true) { let w = next() - 1; if (w < 0) break; ret.push(read_replacement_table(w, next)); } return ret.flat(); } // read until next is falsy // return array of read values function read_array_while(next) { let v = []; while (true) { let x = next(v.length); if (!x) break; v.push(x); } return v; } // read w columns of length n // return as n rows of length w function read_transposed(n, w, next) { let m = Array(n).fill().map(() => []); for (let i = 0; i < w; i++) { read_deltas(n, next).forEach((x, j) => m[j].push(x)); } return m; } // returns [[x, ys], [x+dx, ys+dy], [x+2*dx, ys+2*dy], ...] // where dx/dy = steps, n = run size, w = length of y function read_linear_table(w, next) { let dx = 1 + next(); let dy = next(); let vN = read_array_while(next); let m = read_transposed(vN.length, 1+w, next); return m.flatMap((v, i) => { let [x, ...ys] = v; return Array(vN[i]).fill().map((_, j) => { let j_dy = j * dy; return [x + j * dx, ys.map(y => y + j_dy)]; }); }); } // return [[x, ys...], ...] // where w = length of y function read_replacement_table(w, next) { let n = 1 + next(); let m = read_transposed(n, 1+w, next); return m.map(v => [v[0], v.slice(1)]); } function read_trie(next) { let ret = []; let sorted = read_sorted(next); expand(decode([]), []); return ret; // not sorted function decode(Q) { // characters that lead into this node let S = next(); // state: valid, save, check let B = read_array_while(() => { // buckets leading to new nodes let cps = read_sorted(next).map(i => sorted[i]); if (cps.length) return decode(cps); }); return {S, B, Q}; } function expand({S, B}, cps, saved) { if (S & 4 && saved === cps[cps.length-1]) return; if (S & 2) saved = cps[cps.length-1]; if (S & 1) ret.push(cps); for (let br of B) { for (let cp of br.Q) { expand(br, [...cps, cp], saved); } } } } function hex_cp(cp) { return cp.toString(16).toUpperCase().padStart(2, '0'); } function quote_cp(cp) { return `{${hex_cp(cp)}}`; // raffy convention: like "\u{X}" w/o the "\u" } /* export function explode_cp(s) { return [...s].map(c => c.codePointAt(0)); } */ function explode_cp(s) { // this is about 2x faster let cps = []; for (let pos = 0, len = s.length; pos < len; ) { let cp = s.codePointAt(pos); pos += cp < 0x10000 ? 1 : 2; cps.push(cp); } return cps; } function str_from_cps(cps) { const chunk = 4096; let len = cps.length; if (len < chunk) return String.fromCodePoint(...cps); let buf = []; for (let i = 0; i < len; ) { buf.push(String.fromCodePoint(...cps.slice(i, i += chunk))); } return buf.join(''); } function compare_arrays(a, b) { let n = a.length; let c = n - b.length; for (let i = 0; c == 0 && i < n; i++) c = a[i] - b[i]; return c; } // reverse polyfill // replace custom nf implementation with system implementation // (saves approximately 6KB) function nf(cps, form) { return explode_cp(str_from_cps(cps).normalize(form)); } function nfc(cps) { return nf(cps, 'NFC'); } function nfd(cps) { return nf(cps, 'NFD'); } const HYPHEN = 0x2D; const STOP = 0x2E; const STOP_CH = '.'; const FE0F = 0xFE0F; const UNIQUE_PH = 1; // 20230913: replace [...v] with Array_from(v) to avoid large spreads const Array_from = x => Array.from(x); // Array.from.bind(Array); function group_has_cp(g, cp) { // 20230913: keep primary and secondary distinct instead of creating valid union return g.P.has(cp) || g.Q.has(cp); } class Emoji extends Array { get is_emoji() { return true; } // free tagging system } let MAPPED, IGNORED, CM, NSM, ESCAPE, NFC_CHECK, GROUPS, WHOLE_VALID, WHOLE_MAP, VALID, EMOJI_LIST, EMOJI_ROOT; function init() { if (MAPPED) return; let r = read_compressed_payload(COMPRESSED); const read_sorted_array = () => read_sorted(r); const read_sorted_set = () => new Set(read_sorted_array()); const set_add_many = (set, v) => v.forEach(x => set.add(x)); MAPPED = new Map(read_mapped(r)); IGNORED = read_sorted_set(); // ignored characters are not valid, so just read raw codepoints /* // direct include from payload is smaller than the decompression code const FENCED = new Map(read_array_while(() => { let cp = r(); if (cp) return [cp, read_str(r())]; })); */ // 20230217: we still need all CM for proper error formatting // but norm only needs NSM subset that are potentially-valid CM = read_sorted_array(); NSM = new Set(read_sorted_array().map(i => CM[i])); CM = new Set(CM); ESCAPE = read_sorted_set(); // characters that should not be printed NFC_CHECK = read_sorted_set(); // only needed to illustrate ens_tokenize() transformations let chunks = read_sorted_arrays(r); let unrestricted = r(); //const read_chunked = () => new Set(read_sorted_array().flatMap(i => chunks[i]).concat(read_sorted_array())); const read_chunked = () => { // 20230921: build set in parts, 2x faster let set = new Set(); read_sorted_array().forEach(i => set_add_many(set, chunks[i])); set_add_many(set, read_sorted_array()); return set; }; GROUPS = read_array_while(i => { // minifier property mangling seems unsafe // so these are manually renamed to single chars let N = read_array_while(r).map(x => x+0x60); if (N.length) { let R = i >= unrestricted; // unrestricted then restricted N[0] -= 32; // capitalize N = str_from_cps(N); if (R) N=`Restricted[${N}]`; let P = read_chunked(); // primary let Q = read_chunked(); // secondary let M = !r(); // not-whitelisted, check for NSM // *** this code currently isn't needed *** /* let V = [...P, ...Q].sort((a, b) => a-b); // derive: sorted valid let M = r()-1; // number of combining mark if (M < 0) { // whitelisted M = new Map(read_array_while(() => { let i = r(); if (i) return [V[i-1], read_array_while(() => { let v = read_array_while(r); if (v.length) return v.map(x => x-1); })]; })); }*/ return {N, P, Q, M, R}; } }); // decode compressed wholes WHOLE_VALID = read_sorted_set(); WHOLE_MAP = new Map(); let wholes = read_sorted_array().concat(Array_from(WHOLE_VALID)).sort((a, b) => a-b); // must be sorted wholes.forEach((cp, i) => { let d = r(); let w = wholes[i] = d ? wholes[i-d] : {V: [], M: new Map()}; w.V.push(cp); // add to member set if (!WHOLE_VALID.has(cp)) { WHOLE_MAP.set(cp, w); // register with whole map } }); // compute confusable-extent complements // usage: WHOLE_MAP.get(cp).M.get(cp) = complement set for (let {V, M} of new Set(WHOLE_MAP.values())) { // connect all groups that have each whole character let recs = []; for (let cp of V) { let gs = GROUPS.filter(g => group_has_cp(g, cp)); let rec = recs.find(({G}) => gs.some(g => G.has(g))); if (!rec) { rec = {G: new Set(), V: []}; recs.push(rec); } rec.V.push(cp); set_add_many(rec.G, gs); } // per character cache groups which are not a member of the extent let union = recs.flatMap(x => Array_from(x.G)); // all of the groups used by this whole for (let {G, V} of recs) { let complement = new Set(union.filter(g => !G.has(g))); // groups not covered by the extent for (let cp of V) { M.set(cp, complement); // this is the same reference } } } // compute valid set // 20230924: VALID was union but can be re-used VALID = new Set(); // exists in 1+ groups let multi = new Set(); // exists in 2+ groups const add_to_union = cp => VALID.has(cp) ? multi.add(cp) : VALID.add(cp); for (let g of GROUPS) { for (let cp of g.P) add_to_union(cp); for (let cp of g.Q) add_to_union(cp); } // dual purpose WHOLE_MAP: return placeholder if unique non-confusable for (let cp of VALID) { if (!WHOLE_MAP.has(cp) && !multi.has(cp)) { WHOLE_MAP.set(cp, UNIQUE_PH); } } // add all decomposed parts // see derive: "Valid is Closed (via Brute-force)" set_add_many(VALID, nfd(VALID)); // decode emoji // 20230719: emoji are now fully-expanded to avoid quirk logic EMOJI_LIST = read_trie(r).map(v => Emoji.from(v)).sort(compare_arrays); EMOJI_ROOT = new Map(); // this has approx 7K nodes (2+ per emoji) for (let cps of EMOJI_LIST) { // 20230719: change to *slightly* stricter algorithm which disallows // insertion of misplaced FE0F in emoji sequences (matching ENSIP-15) // example: beautified [A B] (eg. flag emoji) // before: allow: [A FE0F B], error: [A FE0F FE0F B] // after: error: both // note: this code now matches ENSNormalize.{cs,java} logic let prev = [EMOJI_ROOT]; for (let cp of cps) { let next = prev.map(node => { let child = node.get(cp); if (!child) { // should this be object? // (most have 1-2 items, few have many) // 20230719: no, v8 default map is 4? child = new Map(); node.set(cp, child); } return child; }); if (cp === FE0F) { prev.push(...next); // less than 20 elements } else { prev = next; } } for (let x of prev) { x.V = cps; } } } // if escaped: {HEX} // else: "x" {HEX} function quoted_cp(cp) { return (should_escape(cp) ? '' : `${bidi_qq(safe_str_from_cps([cp]))} `) + quote_cp(cp); } // 20230211: some messages can be mixed-directional and result in spillover // use 200E after a quoted string to force the remainder of a string from // acquring the direction of the quote // https://www.w3.org/International/questions/qa-bidi-unicode-controls#exceptions function bidi_qq(s) { return `"${s}"\u200E`; // strong LTR } function check_label_extension(cps) { if (cps.length >= 4 && cps[2] == HYPHEN && cps[3] == HYPHEN) { throw new Error(`invalid label extension: "${str_from_cps(cps.slice(0, 4))}"`); // this can only be ascii so cant be bidi } } function check_leading_underscore(cps) { const UNDERSCORE = 0x5F; for (let i = cps.lastIndexOf(UNDERSCORE); i > 0; ) { if (cps[--i] !== UNDERSCORE) { throw new Error('underscore allowed only at start'); } } } // check that a fenced cp is not leading, trailing, or touching another fenced cp function check_fenced(cps) { let cp = cps[0]; let prev = FENCED.get(cp); if (prev) throw error_placement(`leading ${prev}`); let n = cps.length; let last = -1; // prevents trailing from throwing for (let i = 1; i < n; i++) { cp = cps[i]; let match = FENCED.get(cp); if (match) { // since cps[0] isn't fenced, cps[1] cannot throw if (last == i) throw error_placement(`${prev} + ${match}`); last = i + 1; prev = match; } } if (last == n) throw error_placement(`trailing ${prev}`); } // create a safe to print string // invisibles are escaped // leading cm uses placeholder // if cps exceed max, middle truncate with ellipsis // quoter(cp) => string, eg. 3000 => "{3000}" // note: in html, you'd call this function then replace [<>&] with entities function safe_str_from_cps(cps, max = Infinity, quoter = quote_cp) { //if (Number.isInteger(cps)) cps = [cps]; //if (!Array.isArray(cps)) throw new TypeError(`expected codepoints`); let buf = []; if (is_combining_mark(cps[0])) buf.push('◌'); if (cps.length > max) { max >>= 1; cps = [...cps.slice(0, max), 0x2026, ...cps.slice(-max)]; } let prev = 0; let n = cps.length; for (let i = 0; i < n; i++) { let cp = cps[i]; if (should_escape(cp)) { buf.push(str_from_cps(cps.slice(prev, i))); buf.push(quoter(cp)); prev = i + 1; } } buf.push(str_from_cps(cps.slice(prev, n))); return buf.join(''); } // note: set(s) cannot be exposed because they can be modified // note: Object.freeze() doesn't work function is_combining_mark(cp) { init(); return CM.has(cp); } function should_escape(cp) { init(); return ESCAPE.has(cp); } // return all supported emoji as fully-qualified emoji // ordered by length then lexicographic function ens_emoji() { init(); return EMOJI_LIST.map(x => x.slice()); // emoji are exposed so copy } function ens_normalize_fragment(frag, decompose) { init(); let nf = decompose ? nfd : nfc; return frag.split(STOP_CH).map(label => str_from_cps(tokens_from_str(explode_cp(label), nf, filter_fe0f).flat())).join(STOP_CH); } function ens_normalize(name) { return flatten(split(name, nfc, filter_fe0f)); } function ens_beautify(name) { let labels = split(name, nfc, x => x); // emoji not exposed for (let {type, output, error} of labels) { if (error) break; // flatten will throw // replace leading/trailing hyphen // 20230121: consider beautifing all or leading/trailing hyphen to unicode variant // not exactly the same in every font, but very similar: "-" vs "‐" /* const UNICODE_HYPHEN = 0x2010; // maybe this should replace all for visual consistancy? // `node tools/reg-count.js regex ^-\{2,\}` => 592 //for (let i = 0; i < output.length; i++) if (output[i] == 0x2D) output[i] = 0x2010; if (output[0] == HYPHEN) output[0] = UNICODE_HYPHEN; let end = output.length-1; if (output[end] == HYPHEN) output[end] = UNICODE_HYPHEN; */ // 20230123: WHATWG URL uses "CheckHyphens" false // https://url.spec.whatwg.org/#idna // update ethereum symbol // ξ => Ξ if not greek if (type !== 'Greek') array_replace(output, 0x3BE, 0x39E); // 20221213: fixes bidi subdomain issue, but breaks invariant (200E is disallowed) // could be fixed with special case for: 2D (.) + 200E (LTR) // https://discuss.ens.domains/t/bidi-label-ordering-spoof/15824 //output.splice(0, 0, 0x200E); } return flatten(labels); } function array_replace(v, a, b) { let prev = 0; while (true) { let next = v.indexOf(a, prev); if (next < 0) break; v[next] = b; prev = next + 1; } } function ens_split(name, preserve_emoji) { return split(name, nfc, preserve_emoji ? x => x.slice() : filter_fe0f); // emoji are exposed so copy } function split(name, nf, ef) { if (!name) return []; // 20230719: empty name allowance init(); let offset = 0; // https://unicode.org/reports/tr46/#Validity_Criteria // 4.) "The label must not contain a U+002E ( . ) FULL STOP." return name.split(STOP_CH).map(label => { let input = explode_cp(label); let info = { input, offset, // codepoint, not substring! }; offset += input.length + 1; // + stop try { // 1.) "The label must be in Unicode Normalization Form NFC" let tokens = info.tokens = tokens_from_str(input, nf, ef); let token_count = tokens.length; let type; if (!token_count) { // the label was effectively empty (could of had ignored characters) //norm = []; //type = 'None'; // use this instead of next match, "ASCII" // 20230120: change to strict // https://discuss.ens.domains/t/ens-name-normalization-2nd/14564/59 throw new Error(`empty label`); } let norm = info.output = tokens.flat(); check_leading_underscore(norm); let emoji = info.emoji = token_count > 1 || tokens[0].is_emoji; // same as: tokens.some(x => x.is_emoji); if (!emoji && norm.every(cp => cp < 0x80)) { // special case for ascii // 20230123: matches matches WHATWG, see note 3.3 check_label_extension(norm); // only needed for ascii // cant have fenced // cant have cm // cant have wholes // see derive: "Fastpath ASCII" type = 'ASCII'; } else { let chars = tokens.flatMap(x => x.is_emoji ? [] : x); // all of the nfc tokens concat together if (!chars.length) { // theres no text, just emoji type = 'Emoji'; } else { // 5.) "The label must not begin with a combining mark, that is: General_Category=Mark." if (CM.has(norm[0])) throw error_placement('leading combining mark'); for (let i = 1; i < token_count; i++) { // we've already checked the first token let cps = tokens[i]; if (!cps.is_emoji && CM.has(cps[0])) { // every text token has emoji neighbors, eg. EtEEEtEt... // bidi_qq() not needed since emoji is LTR and cps is a CM throw error_placement(`emoji + combining mark: "${str_from_cps(tokens[i-1])} + ${safe_str_from_cps([cps[0]])}"`); } } check_fenced(norm); let unique = Array_from(new Set(chars)); let [g] = determine_group(unique); // take the first match // see derive: "Matching Groups have Same CM Style" // alternative: could form a hybrid type: Latin/Japanese/... check_group(g, chars); // need text in order check_whole(g, unique); // only need unique text (order would be required for multiple-char confusables) type = g.N; // 20230121: consider exposing restricted flag // it's simpler to just check for 'Restricted' // or even better: type.endsWith(']') //if (g.R) info.restricted = true; } } info.type = type; } catch (err) { info.error = err; // use full error object } return info; }); } function check_whole(group, unique) { let maker; let shared = []; for (let cp of unique) { let whole = WHOLE_MAP.get(cp); if (whole === UNIQUE_PH) return; // unique, non-confusable if (whole) { let set = whole.M.get(cp); // groups which have a character that look-like this character maker = maker ? maker.filter(g => set.has(g)) : Array_from(set); if (!maker.length) return; // confusable intersection is empty } else { shared.push(cp); } } if (maker) { // we have 1+ confusable // check if any of the remaining groups // contain the shared characters too for (let g of maker) { if (shared.every(cp => group_has_cp(g, cp))) { throw new Error(`whole-script confusable: ${group.N}/${g.N}`); } } } } // assumption: unique.size > 0 // returns list of matching groups function determine_group(unique) { let groups = GROUPS; for (let cp of unique) { // note: we need to dodge CM that are whitelisted // but that code isn't currently necessary let gs = groups.filter(g => group_has_cp(g, cp)); if (!gs.length) { if (!GROUPS.some(g => group_has_cp(g, cp))) { // the character was composed of valid parts // but it's NFC form is invalid // 20230716: change to more exact statement, see: ENSNormalize.{cs,java} // note: this doesn't have to be a composition // 20230720: change to full check throw error_disallowed(cp); // this should be rare } else { // there is no group that contains all these characters // throw using the highest priority group that matched // https://www.unicode.org/reports/tr39/#mixed_script_confusables throw error_group_member(groups[0], cp); } } groups = gs; if (gs.length == 1) break; // there is only one group left } // there are at least 1 group(s) with all of these characters return groups; } // throw on first error function flatten(split) { return split.map(({input, error, output}) => { if (error) { // don't print label again if just a single label let msg = error.message; // bidi_qq() only necessary if msg is digits throw new Error(split.length == 1 ? msg : `Invalid label ${bidi_qq(safe_str_from_cps(input, 63))}: ${msg}`); } return str_from_cps(output); }).join(STOP_CH); } function error_disallowed(cp) { // TODO: add cp to error? return new Error(`disallowed character: ${quoted_cp(cp)}`); } function error_group_member(g, cp) { let quoted = quoted_cp(cp); let gg = GROUPS.find(g => g.P.has(cp)); // only check primary if (gg) { quoted = `${gg.N} ${quoted}`; } return new Error(`illegal mixture: ${g.N} + ${quoted}`); } function error_placement(where) { return new Error(`illegal placement: ${where}`); } // assumption: cps.length > 0 // assumption: cps[0] isn't a CM // assumption: the previous character isn't an emoji function check_group(g, cps) { for (let cp of cps) { if (!group_has_cp(g, cp)) { // for whitelisted scripts, this will throw illegal mixture on invalid cm, eg. "e{300}{300}" // at the moment, it's unnecessary to introduce an extra error type // until there exists a whitelisted multi-character // eg. if (M < 0 && is_combining_mark(cp)) { ... } // there are 3 cases: // 1. illegal cm for wrong group => mixture error // 2. illegal cm for same group => cm error // requires set of whitelist cm per group: // eg. new Set([...g.P, ...g.Q].flatMap(nfc).filter(cp => CM.has(cp))) // 3. wrong group => mixture error throw error_group_member(g, cp); } } //if (M >= 0) { // we have a known fixed cm count if (g.M) { // we need to check for NSM let decomposed = nfd(cps); for (let i = 1, e = decomposed.length; i < e; i++) { // see: assumption // 20230210: bugfix: using cps instead of decomposed h/t Carbon225 /* if (CM.has(decomposed[i])) { let j = i + 1; while (j < e && CM.has(decomposed[j])) j++; if (j - i > M) { throw new Error(`too many combining marks: ${g.N} ${bidi_qq(str_from_cps(decomposed.slice(i-1, j)))} (${j-i}/${M})`); } i = j; } */ // 20230217: switch to NSM counting // https://www.unicode.org/reports/tr39/#Optional_Detection if (NSM.has(decomposed[i])) { let j = i + 1; for (let cp; j < e && NSM.has(cp = decomposed[j]); j++) { // a. Forbid sequences of the same nonspacing mark. for (let k = i; k < j; k++) { // O(n^2) but n < 100 if (decomposed[k] == cp) { throw new Error(`duplicate non-spacing marks: ${quoted_cp(cp)}`); } } } // parse to end so we have full nsm count // b. Forbid sequences of more than 4 nonspacing marks (gc=Mn or gc=Me). if (j - i > NSM_MAX) { // note: this slice starts with a base char or spacing-mark cm throw new Error(`excessive non-spacing marks: ${bidi_qq(safe_str_from_cps(decomposed.slice(i-1, j)))} (${j-i}/${NSM_MAX})`); } i = j; } } } // *** this code currently isn't needed *** /* let cm_whitelist = M instanceof Map; for (let i = 0, e = cps.length; i < e; ) { let cp = cps[i++]; let seqs = cm_whitelist && M.get(cp); if (seqs) { // list of codepoints that can follow // if this exists, this will always be 1+ let j = i; while (j < e && CM.has(cps[j])) j++; let cms = cps.slice(i, j); let match = seqs.find(seq => !compare_arrays(seq, cms)); if (!match) throw new Error(`disallowed combining mark sequence: "${safe_str_from_cps([cp, ...cms])}"`); i = j; } else if (!V.has(cp)) { // https://www.unicode.org/reports/tr39/#mixed_script_confusables let quoted = quoted_cp(cp); for (let cp of cps) { let u = UNIQUE.get(cp); if (u && u !== g) { // if both scripts are restricted this error is confusing // because we don't differentiate RestrictedA from RestrictedB if (!u.R) quoted = `${quoted} is ${u.N}`; break; } } throw new Error(`disallowed ${g.N} character: ${quoted}`); //throw new Error(`disallowed character: ${quoted} (expected ${g.N})`); //throw new Error(`${g.N} does not allow: ${quoted}`); } } if (!cm_whitelist) { let decomposed = nfd(cps); for (let i = 1, e = decomposed.length; i < e; i++) { // we know it can't be cm leading if (CM.has(decomposed[i])) { let j = i + 1; while (j < e && CM.has(decomposed[j])) j++; if (j - i > M) { throw new Error(`too many combining marks: "${str_from_cps(decomposed.slice(i-1, j))}" (${j-i}/${M})`); } i = j; } } } */ } // given a list of codepoints // returns a list of lists, where emoji are a fully-qualified (as Array subclass) // eg. explode_cp("abc💩d") => [[61, 62, 63], Emoji[1F4A9, FE0F], [64]] // 20230818: rename for 'process' name collision h/t Javarome // https://github.com/adraffy/ens-normalize.js/issues/23 function tokens_from_str(input, nf, ef) { let ret = []; let chars = []; input = input.slice().reverse(); // flip so we can pop while (input.length) { let emoji = consume_emoji_reversed(input); if (emoji) { if (chars.length) { ret.push(nf(chars)); chars = []; } ret.push(ef(emoji)); } else { let cp = input.pop(); if (VALID.has(cp)) { chars.push(cp); } else { let cps = MAPPED.get(cp); if (cps) { chars.push(...cps); // less than 10 elements } else if (!IGNORED.has(cp)) { // 20230912: unicode 15.1 changed the order of processing such that // disallowed parts are only rejected after NFC // https://unicode.org/reports/tr46/#Validity_Criteria // this doesn't impact normalization as of today // technically, this error can be removed as the group logic will apply similar logic // however the error type might be less clear throw error_disallowed(cp); } } } } if (chars.length) { ret.push(nf(chars)); } return ret; } function filter_fe0f(cps) { return cps.filter(cp => cp != FE0F); } // given array of codepoints // returns the longest valid emoji sequence (or undefined if no match) // *MUTATES* the supplied array // disallows interleaved ignored characters // fills (optional) eaten array with matched codepoints function consume_emoji_reversed(cps, eaten) { let node = EMOJI_ROOT; let emoji; let pos = cps.length; while (pos) { node = node.get(cps[--pos]); if (!node) break; let {V} = node; if (V) { // this is a valid emoji (so far) emoji = V; if (eaten) eaten.push(...cps.slice(pos).reverse()); // (optional) copy input, used for ens_tokenize() cps.length = pos; // truncate } } return emoji; } // ************************************************************ // tokenizer const TY_VALID = 'valid'; const TY_MAPPED = 'mapped'; const TY_IGNORED = 'ignored'; const TY_DISALLOWED = 'disallowed'; const TY_EMOJI = 'emoji'; const TY_NFC = 'nfc'; const TY_STOP = 'stop'; function ens_tokenize(name, { nf = true, // collapse unnormalized runs into a single token } = {}) { init(); let input = explode_cp(name).reverse(); let eaten = []; let tokens = []; while (input.length) { let emoji = consume_emoji_reversed(input, eaten); if (emoji) { tokens.push({ type: TY_EMOJI, emoji: emoji.slice(), // copy emoji input: eaten, cps: filter_fe0f(emoji) }); eaten = []; // reset buffer } else { let cp = input.pop(); if (cp == STOP) { tokens.push({type: TY_STOP, cp}); } else if (VALID.has(cp)) { tokens.push({type: TY_VALID, cps: [cp]}); } else if (IGNORED.has(cp)) { tokens.push({type: TY_IGNORED, cp}); } else { let cps = MAPPED.get(cp); if (cps) { tokens.push({type: TY_MAPPED, cp, cps: cps.slice()}); } else { tokens.push({type: TY_DISALLOWED, cp}); } } } } if (nf) { for (let i = 0, start = -1; i < tokens.length; i++) { let token = tokens[i]; if (is_valid_or_mapped(token.type)) { if (requires_check(token.cps)) { // normalization might be needed let end = i + 1; for (let pos = end; pos < tokens.length; pos++) { // find adjacent text let {type, cps} = tokens[pos]; if (is_valid_or_mapped(type)) { if (!requires_check(cps)) break; end = pos + 1; } else if (type !== TY_IGNORED) { // || type !== TY_DISALLOWED) { break; } } if (start < 0) start = i; let slice = tokens.slice(start, end); let cps0 = slice.flatMap(x => is_valid_or_mapped(x.type) ? x.cps : []); // strip junk tokens let cps = nfc(cps0); if (compare_arrays(cps, cps0)) { // bundle into an nfc token tokens.splice(start, end - start, { type: TY_NFC, input: cps0, // there are 3 states: tokens0 ==(process)=> input ==(nfc)=> tokens/cps cps, tokens0: collapse_valid_tokens(slice), tokens: ens_tokenize(str_from_cps(cps), {nf: false}) }); i = start; } else { i = end - 1; // skip to end of slice } start = -1; // reset } else { start = i; // remember last } } else if (token.type !== TY_IGNORED) { // 20221024: is this correct? start = -1; // reset } } } return collapse_valid_tokens(tokens); } function is_valid_or_mapped(type) { return type == TY_VALID || type == TY_MAPPED; } function requires_check(cps) { return cps.some(cp => NFC_CHECK.has(cp)); } function collapse_valid_tokens(tokens) { for (let i = 0; i < tokens.length; i++) { if (tokens[i].type == TY_VALID) { let j = i + 1; while (j < tokens.length && tokens[j].type == TY_VALID) j++; tokens.splice(i, j - i, {type: TY_VALID, cps: tokens.slice(i, j).flatMap(x => x.cps)}); } } return tokens; } export { ens_beautify, ens_emoji, ens_normalize, ens_normalize_fragment, ens_split, ens_tokenize, is_combining_mark, nfc, nfd, safe_str_from_cps, should_escape };