From afa87af01c79a9baa539f2992d32154d2a4739bd Mon Sep 17 00:00:00 2001 From: Adam Mathes Date: Sat, 14 Feb 2026 14:46:37 -0800 Subject: task: delete vanilla js prototype\n\n- Removed vanilla/ directory and web/dist/vanilla directory\n- Updated Makefile, Dockerfile, and CI workflow to remove vanilla references\n- Cleaned up web/web.go to remove vanilla embed and routes\n- Verified build and tests pass\n\nCloses NK-2tcnmq --- .../css-tree/cjs/tokenizer/OffsetToLocation.cjs | 91 ---- .../css-tree/cjs/tokenizer/TokenStream.cjs | 308 ------------ .../css-tree/cjs/tokenizer/adopt-buffer.cjs | 13 - .../cjs/tokenizer/char-code-definitions.cjs | 236 --------- .../node_modules/css-tree/cjs/tokenizer/index.cjs | 554 --------------------- .../node_modules/css-tree/cjs/tokenizer/names.cjs | 32 -- .../node_modules/css-tree/cjs/tokenizer/types.cjs | 57 --- .../node_modules/css-tree/cjs/tokenizer/utils.cjs | 261 ---------- 8 files changed, 1552 deletions(-) delete mode 100644 vanilla/node_modules/css-tree/cjs/tokenizer/OffsetToLocation.cjs delete mode 100644 vanilla/node_modules/css-tree/cjs/tokenizer/TokenStream.cjs delete mode 100644 vanilla/node_modules/css-tree/cjs/tokenizer/adopt-buffer.cjs delete mode 100644 vanilla/node_modules/css-tree/cjs/tokenizer/char-code-definitions.cjs delete mode 100644 vanilla/node_modules/css-tree/cjs/tokenizer/index.cjs delete mode 100644 vanilla/node_modules/css-tree/cjs/tokenizer/names.cjs delete mode 100644 vanilla/node_modules/css-tree/cjs/tokenizer/types.cjs delete mode 100644 vanilla/node_modules/css-tree/cjs/tokenizer/utils.cjs (limited to 'vanilla/node_modules/css-tree/cjs/tokenizer') diff --git a/vanilla/node_modules/css-tree/cjs/tokenizer/OffsetToLocation.cjs b/vanilla/node_modules/css-tree/cjs/tokenizer/OffsetToLocation.cjs deleted file mode 100644 index 18b7f7c..0000000 --- a/vanilla/node_modules/css-tree/cjs/tokenizer/OffsetToLocation.cjs +++ /dev/null @@ -1,91 +0,0 @@ -'use strict'; - -const adoptBuffer = require('./adopt-buffer.cjs'); -const charCodeDefinitions = require('./char-code-definitions.cjs'); - -const N = 10; -const F = 12; -const R = 13; - -function computeLinesAndColumns(host) { - const source = host.source; - const sourceLength = source.length; - const startOffset = source.length > 0 ? charCodeDefinitions.isBOM(source.charCodeAt(0)) : 0; - const lines = adoptBuffer.adoptBuffer(host.lines, sourceLength); - const columns = adoptBuffer.adoptBuffer(host.columns, sourceLength); - let line = host.startLine; - let column = host.startColumn; - - for (let i = startOffset; i < sourceLength; i++) { - const code = source.charCodeAt(i); - - lines[i] = line; - columns[i] = column++; - - if (code === N || code === R || code === F) { - if (code === R && i + 1 < sourceLength && source.charCodeAt(i + 1) === N) { - i++; - lines[i] = line; - columns[i] = column; - } - - line++; - column = 1; - } - } - - lines[sourceLength] = line; - columns[sourceLength] = column; - - host.lines = lines; - host.columns = columns; - host.computed = true; -} - -class OffsetToLocation { - constructor(source, startOffset, startLine, startColumn) { - this.setSource(source, startOffset, startLine, startColumn); - this.lines = null; - this.columns = null; - } - setSource(source = '', startOffset = 0, startLine = 1, startColumn = 1) { - this.source = source; - this.startOffset = startOffset; - this.startLine = startLine; - this.startColumn = startColumn; - this.computed = false; - } - getLocation(offset, filename) { - if (!this.computed) { - computeLinesAndColumns(this); - } - - return { - source: filename, - offset: this.startOffset + offset, - line: this.lines[offset], - column: this.columns[offset] - }; - } - getLocationRange(start, end, filename) { - if (!this.computed) { - computeLinesAndColumns(this); - } - - return { - source: filename, - start: { - offset: this.startOffset + start, - line: this.lines[start], - column: this.columns[start] - }, - end: { - offset: this.startOffset + end, - line: this.lines[end], - column: this.columns[end] - } - }; - } -} - -exports.OffsetToLocation = OffsetToLocation; diff --git a/vanilla/node_modules/css-tree/cjs/tokenizer/TokenStream.cjs b/vanilla/node_modules/css-tree/cjs/tokenizer/TokenStream.cjs deleted file mode 100644 index 045991f..0000000 --- a/vanilla/node_modules/css-tree/cjs/tokenizer/TokenStream.cjs +++ /dev/null @@ -1,308 +0,0 @@ -'use strict'; - -const adoptBuffer = require('./adopt-buffer.cjs'); -const utils = require('./utils.cjs'); -const names = require('./names.cjs'); -const types = require('./types.cjs'); - -const OFFSET_MASK = 0x00FFFFFF; -const TYPE_SHIFT = 24; -const balancePair = new Uint8Array(32); // 32b of memory ought to be enough for anyone (any number of tokens) -balancePair[types.Function] = types.RightParenthesis; -balancePair[types.LeftParenthesis] = types.RightParenthesis; -balancePair[types.LeftSquareBracket] = types.RightSquareBracket; -balancePair[types.LeftCurlyBracket] = types.RightCurlyBracket; - -function isBlockOpenerToken(tokenType) { - return balancePair[tokenType] !== 0; -} - -class TokenStream { - constructor(source, tokenize) { - this.setSource(source, tokenize); - } - reset() { - this.eof = false; - this.tokenIndex = -1; - this.tokenType = 0; - this.tokenStart = this.firstCharOffset; - this.tokenEnd = this.firstCharOffset; - } - setSource(source = '', tokenize = () => {}) { - source = String(source || ''); - - const sourceLength = source.length; - const offsetAndType = adoptBuffer.adoptBuffer(this.offsetAndType, source.length + 1); // +1 because of eof-token - const balance = adoptBuffer.adoptBuffer(this.balance, source.length + 1); - let tokenCount = 0; - let firstCharOffset = -1; - let balanceCloseType = 0; - let balanceStart = source.length; - - // capture buffers - this.offsetAndType = null; - this.balance = null; - balance.fill(0); - - tokenize(source, (type, start, end) => { - const index = tokenCount++; - - // type & offset - offsetAndType[index] = (type << TYPE_SHIFT) | end; - - if (firstCharOffset === -1) { - firstCharOffset = start; - } - - // balance - balance[index] = balanceStart; - - if (type === balanceCloseType) { - const prevBalanceStart = balance[balanceStart]; - - // set reference to balance end for a block opener - balance[balanceStart] = index; - - // pop state - balanceStart = prevBalanceStart; - balanceCloseType = balancePair[offsetAndType[prevBalanceStart] >> TYPE_SHIFT]; - } else if (isBlockOpenerToken(type)) { // check for FunctionToken, <(-token>, <[-token> and <{-token> - // push state - balanceStart = index; - balanceCloseType = balancePair[type]; - } - }); - - // finalize buffers - offsetAndType[tokenCount] = (types.EOF << TYPE_SHIFT) | sourceLength; // - balance[tokenCount] = tokenCount; // prevents false positive balance match with any token - - // reverse references from balance start to end - // tokens - // token: a ( [ b c ] d e ) { - // index: 0 1 2 3 4 5 6 7 8 9 - // before - // balance: 0 8 5 2 2 2 1 1 1 0 - // - > > < < < < < < - - // after - // balance: 9 8 5 5 5 2 8 8 1 9 - // > > > > > < > > < > - for (let i = 0; i < tokenCount; i++) { - const balanceStart = balance[i]; - - if (balanceStart <= i) { - const balanceEnd = balance[balanceStart]; - - if (balanceEnd !== i) { - balance[i] = balanceEnd; - } - } else if (balanceStart > tokenCount) { - balance[i] = tokenCount; - } - } - - // balance[0] = tokenCount; - - this.source = source; - this.firstCharOffset = firstCharOffset === -1 ? 0 : firstCharOffset; - this.tokenCount = tokenCount; - this.offsetAndType = offsetAndType; - this.balance = balance; - - this.reset(); - this.next(); - } - - lookupType(offset) { - offset += this.tokenIndex; - - if (offset < this.tokenCount) { - return this.offsetAndType[offset] >> TYPE_SHIFT; - } - - return types.EOF; - } - lookupTypeNonSC(idx) { - for (let offset = this.tokenIndex; offset < this.tokenCount; offset++) { - const tokenType = this.offsetAndType[offset] >> TYPE_SHIFT; - - if (tokenType !== types.WhiteSpace && tokenType !== types.Comment) { - if (idx-- === 0) { - return tokenType; - } - } - } - - return types.EOF; - } - lookupOffset(offset) { - offset += this.tokenIndex; - - if (offset < this.tokenCount) { - return this.offsetAndType[offset - 1] & OFFSET_MASK; - } - - return this.source.length; - } - lookupOffsetNonSC(idx) { - for (let offset = this.tokenIndex; offset < this.tokenCount; offset++) { - const tokenType = this.offsetAndType[offset] >> TYPE_SHIFT; - - if (tokenType !== types.WhiteSpace && tokenType !== types.Comment) { - if (idx-- === 0) { - return offset - this.tokenIndex; - } - } - } - - return types.EOF; - } - lookupValue(offset, referenceStr) { - offset += this.tokenIndex; - - if (offset < this.tokenCount) { - return utils.cmpStr( - this.source, - this.offsetAndType[offset - 1] & OFFSET_MASK, - this.offsetAndType[offset] & OFFSET_MASK, - referenceStr - ); - } - - return false; - } - getTokenStart(tokenIndex) { - if (tokenIndex === this.tokenIndex) { - return this.tokenStart; - } - - if (tokenIndex > 0) { - return tokenIndex < this.tokenCount - ? this.offsetAndType[tokenIndex - 1] & OFFSET_MASK - : this.offsetAndType[this.tokenCount] & OFFSET_MASK; - } - - return this.firstCharOffset; - } - substrToCursor(start) { - return this.source.substring(start, this.tokenStart); - } - - isBalanceEdge(pos) { - return this.balance[this.tokenIndex] < pos; - // return this.balance[this.balance[pos]] !== this.tokenIndex; - } - isDelim(code, offset) { - if (offset) { - return ( - this.lookupType(offset) === types.Delim && - this.source.charCodeAt(this.lookupOffset(offset)) === code - ); - } - - return ( - this.tokenType === types.Delim && - this.source.charCodeAt(this.tokenStart) === code - ); - } - - skip(tokenCount) { - let next = this.tokenIndex + tokenCount; - - if (next < this.tokenCount) { - this.tokenIndex = next; - this.tokenStart = this.offsetAndType[next - 1] & OFFSET_MASK; - next = this.offsetAndType[next]; - this.tokenType = next >> TYPE_SHIFT; - this.tokenEnd = next & OFFSET_MASK; - } else { - this.tokenIndex = this.tokenCount; - this.next(); - } - } - next() { - let next = this.tokenIndex + 1; - - if (next < this.tokenCount) { - this.tokenIndex = next; - this.tokenStart = this.tokenEnd; - next = this.offsetAndType[next]; - this.tokenType = next >> TYPE_SHIFT; - this.tokenEnd = next & OFFSET_MASK; - } else { - this.eof = true; - this.tokenIndex = this.tokenCount; - this.tokenType = types.EOF; - this.tokenStart = this.tokenEnd = this.source.length; - } - } - skipSC() { - while (this.tokenType === types.WhiteSpace || this.tokenType === types.Comment) { - this.next(); - } - } - skipUntilBalanced(startToken, stopConsume) { - let cursor = startToken; - let balanceEnd = 0; - let offset = 0; - - loop: - for (; cursor < this.tokenCount; cursor++) { - balanceEnd = this.balance[cursor]; - - // stop scanning on balance edge that points to offset before start token - if (balanceEnd < startToken) { - break loop; - } - - offset = cursor > 0 ? this.offsetAndType[cursor - 1] & OFFSET_MASK : this.firstCharOffset; - - // check stop condition - switch (stopConsume(this.source.charCodeAt(offset))) { - case 1: // just stop - break loop; - - case 2: // stop & included - cursor++; - break loop; - - default: - // fast forward to the end of balanced block for an open block tokens - if (isBlockOpenerToken(this.offsetAndType[cursor] >> TYPE_SHIFT)) { - cursor = balanceEnd; - } - } - } - - this.skip(cursor - this.tokenIndex); - } - - forEachToken(fn) { - for (let i = 0, offset = this.firstCharOffset; i < this.tokenCount; i++) { - const start = offset; - const item = this.offsetAndType[i]; - const end = item & OFFSET_MASK; - const type = item >> TYPE_SHIFT; - - offset = end; - - fn(type, start, end, i); - } - } - dump() { - const tokens = new Array(this.tokenCount); - - this.forEachToken((type, start, end, index) => { - tokens[index] = { - idx: index, - type: names[type], - chunk: this.source.substring(start, end), - balance: this.balance[index] - }; - }); - - return tokens; - } -} - -exports.TokenStream = TokenStream; diff --git a/vanilla/node_modules/css-tree/cjs/tokenizer/adopt-buffer.cjs b/vanilla/node_modules/css-tree/cjs/tokenizer/adopt-buffer.cjs deleted file mode 100644 index b2956ce..0000000 --- a/vanilla/node_modules/css-tree/cjs/tokenizer/adopt-buffer.cjs +++ /dev/null @@ -1,13 +0,0 @@ -'use strict'; - -const MIN_SIZE = 16 * 1024; - -function adoptBuffer(buffer = null, size) { - if (buffer === null || buffer.length < size) { - return new Uint32Array(Math.max(size + 1024, MIN_SIZE)); - } - - return buffer; -} - -exports.adoptBuffer = adoptBuffer; diff --git a/vanilla/node_modules/css-tree/cjs/tokenizer/char-code-definitions.cjs b/vanilla/node_modules/css-tree/cjs/tokenizer/char-code-definitions.cjs deleted file mode 100644 index ebd4b58..0000000 --- a/vanilla/node_modules/css-tree/cjs/tokenizer/char-code-definitions.cjs +++ /dev/null @@ -1,236 +0,0 @@ -'use strict'; - -const EOF = 0; - -// https://drafts.csswg.org/css-syntax-3/ -// § 4.2. Definitions - -// digit -// A code point between U+0030 DIGIT ZERO (0) and U+0039 DIGIT NINE (9). -function isDigit(code) { - return code >= 0x0030 && code <= 0x0039; -} - -// hex digit -// A digit, or a code point between U+0041 LATIN CAPITAL LETTER A (A) and U+0046 LATIN CAPITAL LETTER F (F), -// or a code point between U+0061 LATIN SMALL LETTER A (a) and U+0066 LATIN SMALL LETTER F (f). -function isHexDigit(code) { - return ( - isDigit(code) || // 0 .. 9 - (code >= 0x0041 && code <= 0x0046) || // A .. F - (code >= 0x0061 && code <= 0x0066) // a .. f - ); -} - -// uppercase letter -// A code point between U+0041 LATIN CAPITAL LETTER A (A) and U+005A LATIN CAPITAL LETTER Z (Z). -function isUppercaseLetter(code) { - return code >= 0x0041 && code <= 0x005A; -} - -// lowercase letter -// A code point between U+0061 LATIN SMALL LETTER A (a) and U+007A LATIN SMALL LETTER Z (z). -function isLowercaseLetter(code) { - return code >= 0x0061 && code <= 0x007A; -} - -// letter -// An uppercase letter or a lowercase letter. -function isLetter(code) { - return isUppercaseLetter(code) || isLowercaseLetter(code); -} - -// non-ASCII code point -// A code point with a value equal to or greater than U+0080 . -// -// 2024-09-02: The latest spec narrows the range for non-ASCII characters (see https://github.com/csstree/csstree/issues/188). -// However, all modern browsers support a wider range, and strictly following the latest spec could result -// in some CSS being parsed incorrectly, even though it works in the browser. Therefore, this function adheres -// to the previous, broader definition of non-ASCII characters. -function isNonAscii(code) { - return code >= 0x0080; -} - -// name-start code point -// A letter, a non-ASCII code point, or U+005F LOW LINE (_). -function isNameStart(code) { - return isLetter(code) || isNonAscii(code) || code === 0x005F; -} - -// name code point -// A name-start code point, a digit, or U+002D HYPHEN-MINUS (-). -function isName(code) { - return isNameStart(code) || isDigit(code) || code === 0x002D; -} - -// non-printable code point -// A code point between U+0000 NULL and U+0008 BACKSPACE, or U+000B LINE TABULATION, -// or a code point between U+000E SHIFT OUT and U+001F INFORMATION SEPARATOR ONE, or U+007F DELETE. -function isNonPrintable(code) { - return ( - (code >= 0x0000 && code <= 0x0008) || - (code === 0x000B) || - (code >= 0x000E && code <= 0x001F) || - (code === 0x007F) - ); -} - -// newline -// U+000A LINE FEED. Note that U+000D CARRIAGE RETURN and U+000C FORM FEED are not included in this definition, -// as they are converted to U+000A LINE FEED during preprocessing. -// TODO: we doesn't do a preprocessing, so check a code point for U+000D CARRIAGE RETURN and U+000C FORM FEED -function isNewline(code) { - return code === 0x000A || code === 0x000D || code === 0x000C; -} - -// whitespace -// A newline, U+0009 CHARACTER TABULATION, or U+0020 SPACE. -function isWhiteSpace(code) { - return isNewline(code) || code === 0x0020 || code === 0x0009; -} - -// § 4.3.8. Check if two code points are a valid escape -function isValidEscape(first, second) { - // If the first code point is not U+005C REVERSE SOLIDUS (\), return false. - if (first !== 0x005C) { - return false; - } - - // Otherwise, if the second code point is a newline or EOF, return false. - if (isNewline(second) || second === EOF) { - return false; - } - - // Otherwise, return true. - return true; -} - -// § 4.3.9. Check if three code points would start an identifier -function isIdentifierStart(first, second, third) { - // Look at the first code point: - - // U+002D HYPHEN-MINUS - if (first === 0x002D) { - // If the second code point is a name-start code point or a U+002D HYPHEN-MINUS, - // or the second and third code points are a valid escape, return true. Otherwise, return false. - return ( - isNameStart(second) || - second === 0x002D || - isValidEscape(second, third) - ); - } - - // name-start code point - if (isNameStart(first)) { - // Return true. - return true; - } - - // U+005C REVERSE SOLIDUS (\) - if (first === 0x005C) { - // If the first and second code points are a valid escape, return true. Otherwise, return false. - return isValidEscape(first, second); - } - - // anything else - // Return false. - return false; -} - -// § 4.3.10. Check if three code points would start a number -function isNumberStart(first, second, third) { - // Look at the first code point: - - // U+002B PLUS SIGN (+) - // U+002D HYPHEN-MINUS (-) - if (first === 0x002B || first === 0x002D) { - // If the second code point is a digit, return true. - if (isDigit(second)) { - return 2; - } - - // Otherwise, if the second code point is a U+002E FULL STOP (.) - // and the third code point is a digit, return true. - // Otherwise, return false. - return second === 0x002E && isDigit(third) ? 3 : 0; - } - - // U+002E FULL STOP (.) - if (first === 0x002E) { - // If the second code point is a digit, return true. Otherwise, return false. - return isDigit(second) ? 2 : 0; - } - - // digit - if (isDigit(first)) { - // Return true. - return 1; - } - - // anything else - // Return false. - return 0; -} - -// -// Misc -// - -// detect BOM (https://en.wikipedia.org/wiki/Byte_order_mark) -function isBOM(code) { - // UTF-16BE - if (code === 0xFEFF) { - return 1; - } - - // UTF-16LE - if (code === 0xFFFE) { - return 1; - } - - return 0; -} - -// Fast code category -// Only ASCII code points has a special meaning, that's why we define a maps for 0..127 codes only -const CATEGORY = new Array(0x80); -const EofCategory = 0x80; -const WhiteSpaceCategory = 0x82; -const DigitCategory = 0x83; -const NameStartCategory = 0x84; -const NonPrintableCategory = 0x85; - -for (let i = 0; i < CATEGORY.length; i++) { - CATEGORY[i] = - isWhiteSpace(i) && WhiteSpaceCategory || - isDigit(i) && DigitCategory || - isNameStart(i) && NameStartCategory || - isNonPrintable(i) && NonPrintableCategory || - i || EofCategory; -} - -function charCodeCategory(code) { - return code < 0x80 ? CATEGORY[code] : NameStartCategory; -} - -exports.DigitCategory = DigitCategory; -exports.EofCategory = EofCategory; -exports.NameStartCategory = NameStartCategory; -exports.NonPrintableCategory = NonPrintableCategory; -exports.WhiteSpaceCategory = WhiteSpaceCategory; -exports.charCodeCategory = charCodeCategory; -exports.isBOM = isBOM; -exports.isDigit = isDigit; -exports.isHexDigit = isHexDigit; -exports.isIdentifierStart = isIdentifierStart; -exports.isLetter = isLetter; -exports.isLowercaseLetter = isLowercaseLetter; -exports.isName = isName; -exports.isNameStart = isNameStart; -exports.isNewline = isNewline; -exports.isNonAscii = isNonAscii; -exports.isNonPrintable = isNonPrintable; -exports.isNumberStart = isNumberStart; -exports.isUppercaseLetter = isUppercaseLetter; -exports.isValidEscape = isValidEscape; -exports.isWhiteSpace = isWhiteSpace; diff --git a/vanilla/node_modules/css-tree/cjs/tokenizer/index.cjs b/vanilla/node_modules/css-tree/cjs/tokenizer/index.cjs deleted file mode 100644 index bfb73e5..0000000 --- a/vanilla/node_modules/css-tree/cjs/tokenizer/index.cjs +++ /dev/null @@ -1,554 +0,0 @@ -'use strict'; - -const types = require('./types.cjs'); -const charCodeDefinitions = require('./char-code-definitions.cjs'); -const utils = require('./utils.cjs'); -const names = require('./names.cjs'); -const OffsetToLocation = require('./OffsetToLocation.cjs'); -const TokenStream = require('./TokenStream.cjs'); - -function tokenize(source, onToken) { - function getCharCode(offset) { - return offset < sourceLength ? source.charCodeAt(offset) : 0; - } - - // § 4.3.3. Consume a numeric token - function consumeNumericToken() { - // Consume a number and let number be the result. - offset = utils.consumeNumber(source, offset); - - // If the next 3 input code points would start an identifier, then: - if (charCodeDefinitions.isIdentifierStart(getCharCode(offset), getCharCode(offset + 1), getCharCode(offset + 2))) { - // Create a with the same value and type flag as number, and a unit set initially to the empty string. - // Consume a name. Set the ’s unit to the returned value. - // Return the . - type = types.Dimension; - offset = utils.consumeName(source, offset); - return; - } - - // Otherwise, if the next input code point is U+0025 PERCENTAGE SIGN (%), consume it. - if (getCharCode(offset) === 0x0025) { - // Create a with the same value as number, and return it. - type = types.Percentage; - offset++; - return; - } - - // Otherwise, create a with the same value and type flag as number, and return it. - type = types.Number; - } - - // § 4.3.4. Consume an ident-like token - function consumeIdentLikeToken() { - const nameStartOffset = offset; - - // Consume a name, and let string be the result. - offset = utils.consumeName(source, offset); - - // If string’s value is an ASCII case-insensitive match for "url", - // and the next input code point is U+0028 LEFT PARENTHESIS ((), consume it. - if (utils.cmpStr(source, nameStartOffset, offset, 'url') && getCharCode(offset) === 0x0028) { - // While the next two input code points are whitespace, consume the next input code point. - offset = utils.findWhiteSpaceEnd(source, offset + 1); - - // If the next one or two input code points are U+0022 QUOTATION MARK ("), U+0027 APOSTROPHE ('), - // or whitespace followed by U+0022 QUOTATION MARK (") or U+0027 APOSTROPHE ('), - // then create a with its value set to string and return it. - if (getCharCode(offset) === 0x0022 || - getCharCode(offset) === 0x0027) { - type = types.Function; - offset = nameStartOffset + 4; - return; - } - - // Otherwise, consume a url token, and return it. - consumeUrlToken(); - return; - } - - // Otherwise, if the next input code point is U+0028 LEFT PARENTHESIS ((), consume it. - // Create a with its value set to string and return it. - if (getCharCode(offset) === 0x0028) { - type = types.Function; - offset++; - return; - } - - // Otherwise, create an with its value set to string and return it. - type = types.Ident; - } - - // § 4.3.5. Consume a string token - function consumeStringToken(endingCodePoint) { - // This algorithm may be called with an ending code point, which denotes the code point - // that ends the string. If an ending code point is not specified, - // the current input code point is used. - if (!endingCodePoint) { - endingCodePoint = getCharCode(offset++); - } - - // Initially create a with its value set to the empty string. - type = types.String; - - // Repeatedly consume the next input code point from the stream: - for (; offset < source.length; offset++) { - const code = source.charCodeAt(offset); - - switch (charCodeDefinitions.charCodeCategory(code)) { - // ending code point - case endingCodePoint: - // Return the . - offset++; - return; - - // EOF - // case EofCategory: - // This is a parse error. Return the . - // return; - - // newline - case charCodeDefinitions.WhiteSpaceCategory: - if (charCodeDefinitions.isNewline(code)) { - // This is a parse error. Reconsume the current input code point, - // create a , and return it. - offset += utils.getNewlineLength(source, offset, code); - type = types.BadString; - return; - } - break; - - // U+005C REVERSE SOLIDUS (\) - case 0x005C: - // If the next input code point is EOF, do nothing. - if (offset === source.length - 1) { - break; - } - - const nextCode = getCharCode(offset + 1); - - // Otherwise, if the next input code point is a newline, consume it. - if (charCodeDefinitions.isNewline(nextCode)) { - offset += utils.getNewlineLength(source, offset + 1, nextCode); - } else if (charCodeDefinitions.isValidEscape(code, nextCode)) { - // Otherwise, (the stream starts with a valid escape) consume - // an escaped code point and append the returned code point to - // the ’s value. - offset = utils.consumeEscaped(source, offset) - 1; - } - break; - - // anything else - // Append the current input code point to the ’s value. - } - } - } - - // § 4.3.6. Consume a url token - // Note: This algorithm assumes that the initial "url(" has already been consumed. - // This algorithm also assumes that it’s being called to consume an "unquoted" value, like url(foo). - // A quoted value, like url("foo"), is parsed as a . Consume an ident-like token - // automatically handles this distinction; this algorithm shouldn’t be called directly otherwise. - function consumeUrlToken() { - // Initially create a with its value set to the empty string. - type = types.Url; - - // Consume as much whitespace as possible. - offset = utils.findWhiteSpaceEnd(source, offset); - - // Repeatedly consume the next input code point from the stream: - for (; offset < source.length; offset++) { - const code = source.charCodeAt(offset); - - switch (charCodeDefinitions.charCodeCategory(code)) { - // U+0029 RIGHT PARENTHESIS ()) - case 0x0029: - // Return the . - offset++; - return; - - // EOF - // case EofCategory: - // This is a parse error. Return the . - // return; - - // whitespace - case charCodeDefinitions.WhiteSpaceCategory: - // Consume as much whitespace as possible. - offset = utils.findWhiteSpaceEnd(source, offset); - - // If the next input code point is U+0029 RIGHT PARENTHESIS ()) or EOF, - // consume it and return the - // (if EOF was encountered, this is a parse error); - if (getCharCode(offset) === 0x0029 || offset >= source.length) { - if (offset < source.length) { - offset++; - } - return; - } - - // otherwise, consume the remnants of a bad url, create a , - // and return it. - offset = utils.consumeBadUrlRemnants(source, offset); - type = types.BadUrl; - return; - - // U+0022 QUOTATION MARK (") - // U+0027 APOSTROPHE (') - // U+0028 LEFT PARENTHESIS (() - // non-printable code point - case 0x0022: - case 0x0027: - case 0x0028: - case charCodeDefinitions.NonPrintableCategory: - // This is a parse error. Consume the remnants of a bad url, - // create a , and return it. - offset = utils.consumeBadUrlRemnants(source, offset); - type = types.BadUrl; - return; - - // U+005C REVERSE SOLIDUS (\) - case 0x005C: - // If the stream starts with a valid escape, consume an escaped code point and - // append the returned code point to the ’s value. - if (charCodeDefinitions.isValidEscape(code, getCharCode(offset + 1))) { - offset = utils.consumeEscaped(source, offset) - 1; - break; - } - - // Otherwise, this is a parse error. Consume the remnants of a bad url, - // create a , and return it. - offset = utils.consumeBadUrlRemnants(source, offset); - type = types.BadUrl; - return; - - // anything else - // Append the current input code point to the ’s value. - } - } - } - - // ensure source is a string - source = String(source || ''); - - const sourceLength = source.length; - let start = charCodeDefinitions.isBOM(getCharCode(0)); - let offset = start; - let type; - - // https://drafts.csswg.org/css-syntax-3/#consume-token - // § 4.3.1. Consume a token - while (offset < sourceLength) { - const code = source.charCodeAt(offset); - - switch (charCodeDefinitions.charCodeCategory(code)) { - // whitespace - case charCodeDefinitions.WhiteSpaceCategory: - // Consume as much whitespace as possible. Return a . - type = types.WhiteSpace; - offset = utils.findWhiteSpaceEnd(source, offset + 1); - break; - - // U+0022 QUOTATION MARK (") - case 0x0022: - // Consume a string token and return it. - consumeStringToken(); - break; - - // U+0023 NUMBER SIGN (#) - case 0x0023: - // If the next input code point is a name code point or the next two input code points are a valid escape, then: - if (charCodeDefinitions.isName(getCharCode(offset + 1)) || charCodeDefinitions.isValidEscape(getCharCode(offset + 1), getCharCode(offset + 2))) { - // Create a . - type = types.Hash; - - // If the next 3 input code points would start an identifier, set the ’s type flag to "id". - // if (isIdentifierStart(getCharCode(offset + 1), getCharCode(offset + 2), getCharCode(offset + 3))) { - // // TODO: set id flag - // } - - // Consume a name, and set the ’s value to the returned string. - offset = utils.consumeName(source, offset + 1); - - // Return the . - } else { - // Otherwise, return a with its value set to the current input code point. - type = types.Delim; - offset++; - } - - break; - - // U+0027 APOSTROPHE (') - case 0x0027: - // Consume a string token and return it. - consumeStringToken(); - break; - - // U+0028 LEFT PARENTHESIS (() - case 0x0028: - // Return a <(-token>. - type = types.LeftParenthesis; - offset++; - break; - - // U+0029 RIGHT PARENTHESIS ()) - case 0x0029: - // Return a <)-token>. - type = types.RightParenthesis; - offset++; - break; - - // U+002B PLUS SIGN (+) - case 0x002B: - // If the input stream starts with a number, ... - if (charCodeDefinitions.isNumberStart(code, getCharCode(offset + 1), getCharCode(offset + 2))) { - // ... reconsume the current input code point, consume a numeric token, and return it. - consumeNumericToken(); - } else { - // Otherwise, return a with its value set to the current input code point. - type = types.Delim; - offset++; - } - break; - - // U+002C COMMA (,) - case 0x002C: - // Return a . - type = types.Comma; - offset++; - break; - - // U+002D HYPHEN-MINUS (-) - case 0x002D: - // If the input stream starts with a number, reconsume the current input code point, consume a numeric token, and return it. - if (charCodeDefinitions.isNumberStart(code, getCharCode(offset + 1), getCharCode(offset + 2))) { - consumeNumericToken(); - } else { - // Otherwise, if the next 2 input code points are U+002D HYPHEN-MINUS U+003E GREATER-THAN SIGN (->), consume them and return a . - if (getCharCode(offset + 1) === 0x002D && - getCharCode(offset + 2) === 0x003E) { - type = types.CDC; - offset = offset + 3; - } else { - // Otherwise, if the input stream starts with an identifier, ... - if (charCodeDefinitions.isIdentifierStart(code, getCharCode(offset + 1), getCharCode(offset + 2))) { - // ... reconsume the current input code point, consume an ident-like token, and return it. - consumeIdentLikeToken(); - } else { - // Otherwise, return a with its value set to the current input code point. - type = types.Delim; - offset++; - } - } - } - break; - - // U+002E FULL STOP (.) - case 0x002E: - // If the input stream starts with a number, ... - if (charCodeDefinitions.isNumberStart(code, getCharCode(offset + 1), getCharCode(offset + 2))) { - // ... reconsume the current input code point, consume a numeric token, and return it. - consumeNumericToken(); - } else { - // Otherwise, return a with its value set to the current input code point. - type = types.Delim; - offset++; - } - - break; - - // U+002F SOLIDUS (/) - case 0x002F: - // If the next two input code point are U+002F SOLIDUS (/) followed by a U+002A ASTERISK (*), - if (getCharCode(offset + 1) === 0x002A) { - // ... consume them and all following code points up to and including the first U+002A ASTERISK (*) - // followed by a U+002F SOLIDUS (/), or up to an EOF code point. - type = types.Comment; - offset = source.indexOf('*/', offset + 2); - offset = offset === -1 ? source.length : offset + 2; - } else { - type = types.Delim; - offset++; - } - break; - - // U+003A COLON (:) - case 0x003A: - // Return a . - type = types.Colon; - offset++; - break; - - // U+003B SEMICOLON (;) - case 0x003B: - // Return a . - type = types.Semicolon; - offset++; - break; - - // U+003C LESS-THAN SIGN (<) - case 0x003C: - // If the next 3 input code points are U+0021 EXCLAMATION MARK U+002D HYPHEN-MINUS U+002D HYPHEN-MINUS (!--), ... - if (getCharCode(offset + 1) === 0x0021 && - getCharCode(offset + 2) === 0x002D && - getCharCode(offset + 3) === 0x002D) { - // ... consume them and return a . - type = types.CDO; - offset = offset + 4; - } else { - // Otherwise, return a with its value set to the current input code point. - type = types.Delim; - offset++; - } - - break; - - // U+0040 COMMERCIAL AT (@) - case 0x0040: - // If the next 3 input code points would start an identifier, ... - if (charCodeDefinitions.isIdentifierStart(getCharCode(offset + 1), getCharCode(offset + 2), getCharCode(offset + 3))) { - // ... consume a name, create an with its value set to the returned value, and return it. - type = types.AtKeyword; - offset = utils.consumeName(source, offset + 1); - } else { - // Otherwise, return a with its value set to the current input code point. - type = types.Delim; - offset++; - } - - break; - - // U+005B LEFT SQUARE BRACKET ([) - case 0x005B: - // Return a <[-token>. - type = types.LeftSquareBracket; - offset++; - break; - - // U+005C REVERSE SOLIDUS (\) - case 0x005C: - // If the input stream starts with a valid escape, ... - if (charCodeDefinitions.isValidEscape(code, getCharCode(offset + 1))) { - // ... reconsume the current input code point, consume an ident-like token, and return it. - consumeIdentLikeToken(); - } else { - // Otherwise, this is a parse error. Return a with its value set to the current input code point. - type = types.Delim; - offset++; - } - break; - - // U+005D RIGHT SQUARE BRACKET (]) - case 0x005D: - // Return a <]-token>. - type = types.RightSquareBracket; - offset++; - break; - - // U+007B LEFT CURLY BRACKET ({) - case 0x007B: - // Return a <{-token>. - type = types.LeftCurlyBracket; - offset++; - break; - - // U+007D RIGHT CURLY BRACKET (}) - case 0x007D: - // Return a <}-token>. - type = types.RightCurlyBracket; - offset++; - break; - - // digit - case charCodeDefinitions.DigitCategory: - // Reconsume the current input code point, consume a numeric token, and return it. - consumeNumericToken(); - break; - - // name-start code point - case charCodeDefinitions.NameStartCategory: - // Reconsume the current input code point, consume an ident-like token, and return it. - consumeIdentLikeToken(); - break; - - // EOF - // case EofCategory: - // Return an . - // break; - - // anything else - default: - // Return a with its value set to the current input code point. - type = types.Delim; - offset++; - } - - // put token to stream - onToken(type, start, start = offset); - } -} - -exports.AtKeyword = types.AtKeyword; -exports.BadString = types.BadString; -exports.BadUrl = types.BadUrl; -exports.CDC = types.CDC; -exports.CDO = types.CDO; -exports.Colon = types.Colon; -exports.Comma = types.Comma; -exports.Comment = types.Comment; -exports.Delim = types.Delim; -exports.Dimension = types.Dimension; -exports.EOF = types.EOF; -exports.Function = types.Function; -exports.Hash = types.Hash; -exports.Ident = types.Ident; -exports.LeftCurlyBracket = types.LeftCurlyBracket; -exports.LeftParenthesis = types.LeftParenthesis; -exports.LeftSquareBracket = types.LeftSquareBracket; -exports.Number = types.Number; -exports.Percentage = types.Percentage; -exports.RightCurlyBracket = types.RightCurlyBracket; -exports.RightParenthesis = types.RightParenthesis; -exports.RightSquareBracket = types.RightSquareBracket; -exports.Semicolon = types.Semicolon; -exports.String = types.String; -exports.Url = types.Url; -exports.WhiteSpace = types.WhiteSpace; -exports.tokenTypes = types; -exports.DigitCategory = charCodeDefinitions.DigitCategory; -exports.EofCategory = charCodeDefinitions.EofCategory; -exports.NameStartCategory = charCodeDefinitions.NameStartCategory; -exports.NonPrintableCategory = charCodeDefinitions.NonPrintableCategory; -exports.WhiteSpaceCategory = charCodeDefinitions.WhiteSpaceCategory; -exports.charCodeCategory = charCodeDefinitions.charCodeCategory; -exports.isBOM = charCodeDefinitions.isBOM; -exports.isDigit = charCodeDefinitions.isDigit; -exports.isHexDigit = charCodeDefinitions.isHexDigit; -exports.isIdentifierStart = charCodeDefinitions.isIdentifierStart; -exports.isLetter = charCodeDefinitions.isLetter; -exports.isLowercaseLetter = charCodeDefinitions.isLowercaseLetter; -exports.isName = charCodeDefinitions.isName; -exports.isNameStart = charCodeDefinitions.isNameStart; -exports.isNewline = charCodeDefinitions.isNewline; -exports.isNonAscii = charCodeDefinitions.isNonAscii; -exports.isNonPrintable = charCodeDefinitions.isNonPrintable; -exports.isNumberStart = charCodeDefinitions.isNumberStart; -exports.isUppercaseLetter = charCodeDefinitions.isUppercaseLetter; -exports.isValidEscape = charCodeDefinitions.isValidEscape; -exports.isWhiteSpace = charCodeDefinitions.isWhiteSpace; -exports.cmpChar = utils.cmpChar; -exports.cmpStr = utils.cmpStr; -exports.consumeBadUrlRemnants = utils.consumeBadUrlRemnants; -exports.consumeEscaped = utils.consumeEscaped; -exports.consumeName = utils.consumeName; -exports.consumeNumber = utils.consumeNumber; -exports.decodeEscaped = utils.decodeEscaped; -exports.findDecimalNumberEnd = utils.findDecimalNumberEnd; -exports.findWhiteSpaceEnd = utils.findWhiteSpaceEnd; -exports.findWhiteSpaceStart = utils.findWhiteSpaceStart; -exports.getNewlineLength = utils.getNewlineLength; -exports.tokenNames = names; -exports.OffsetToLocation = OffsetToLocation.OffsetToLocation; -exports.TokenStream = TokenStream.TokenStream; -exports.tokenize = tokenize; diff --git a/vanilla/node_modules/css-tree/cjs/tokenizer/names.cjs b/vanilla/node_modules/css-tree/cjs/tokenizer/names.cjs deleted file mode 100644 index 6900f98..0000000 --- a/vanilla/node_modules/css-tree/cjs/tokenizer/names.cjs +++ /dev/null @@ -1,32 +0,0 @@ -'use strict'; - -const tokenNames = [ - 'EOF-token', - 'ident-token', - 'function-token', - 'at-keyword-token', - 'hash-token', - 'string-token', - 'bad-string-token', - 'url-token', - 'bad-url-token', - 'delim-token', - 'number-token', - 'percentage-token', - 'dimension-token', - 'whitespace-token', - 'CDO-token', - 'CDC-token', - 'colon-token', - 'semicolon-token', - 'comma-token', - '[-token', - ']-token', - '(-token', - ')-token', - '{-token', - '}-token', - 'comment-token' -]; - -module.exports = tokenNames; diff --git a/vanilla/node_modules/css-tree/cjs/tokenizer/types.cjs b/vanilla/node_modules/css-tree/cjs/tokenizer/types.cjs deleted file mode 100644 index a89b810..0000000 --- a/vanilla/node_modules/css-tree/cjs/tokenizer/types.cjs +++ /dev/null @@ -1,57 +0,0 @@ -'use strict'; - -// CSS Syntax Module Level 3 -// https://www.w3.org/TR/css-syntax-3/ -const EOF = 0; // -const Ident = 1; // -const Function = 2; // -const AtKeyword = 3; // -const Hash = 4; // -const String = 5; // -const BadString = 6; // -const Url = 7; // -const BadUrl = 8; // -const Delim = 9; // -const Number = 10; // -const Percentage = 11; // -const Dimension = 12; // -const WhiteSpace = 13; // -const CDO = 14; // -const CDC = 15; // -const Colon = 16; // : -const Semicolon = 17; // ; -const Comma = 18; // , -const LeftSquareBracket = 19; // <[-token> -const RightSquareBracket = 20; // <]-token> -const LeftParenthesis = 21; // <(-token> -const RightParenthesis = 22; // <)-token> -const LeftCurlyBracket = 23; // <{-token> -const RightCurlyBracket = 24; // <}-token> -const Comment = 25; - -exports.AtKeyword = AtKeyword; -exports.BadString = BadString; -exports.BadUrl = BadUrl; -exports.CDC = CDC; -exports.CDO = CDO; -exports.Colon = Colon; -exports.Comma = Comma; -exports.Comment = Comment; -exports.Delim = Delim; -exports.Dimension = Dimension; -exports.EOF = EOF; -exports.Function = Function; -exports.Hash = Hash; -exports.Ident = Ident; -exports.LeftCurlyBracket = LeftCurlyBracket; -exports.LeftParenthesis = LeftParenthesis; -exports.LeftSquareBracket = LeftSquareBracket; -exports.Number = Number; -exports.Percentage = Percentage; -exports.RightCurlyBracket = RightCurlyBracket; -exports.RightParenthesis = RightParenthesis; -exports.RightSquareBracket = RightSquareBracket; -exports.Semicolon = Semicolon; -exports.String = String; -exports.Url = Url; -exports.WhiteSpace = WhiteSpace; diff --git a/vanilla/node_modules/css-tree/cjs/tokenizer/utils.cjs b/vanilla/node_modules/css-tree/cjs/tokenizer/utils.cjs deleted file mode 100644 index c3798e3..0000000 --- a/vanilla/node_modules/css-tree/cjs/tokenizer/utils.cjs +++ /dev/null @@ -1,261 +0,0 @@ -'use strict'; - -const charCodeDefinitions = require('./char-code-definitions.cjs'); - -function getCharCode(source, offset) { - return offset < source.length ? source.charCodeAt(offset) : 0; -} - -function getNewlineLength(source, offset, code) { - if (code === 13 /* \r */ && getCharCode(source, offset + 1) === 10 /* \n */) { - return 2; - } - - return 1; -} - -function cmpChar(testStr, offset, referenceCode) { - let code = testStr.charCodeAt(offset); - - // code.toLowerCase() for A..Z - if (charCodeDefinitions.isUppercaseLetter(code)) { - code = code | 32; - } - - return code === referenceCode; -} - -function cmpStr(testStr, start, end, referenceStr) { - if (end - start !== referenceStr.length) { - return false; - } - - if (start < 0 || end > testStr.length) { - return false; - } - - for (let i = start; i < end; i++) { - const referenceCode = referenceStr.charCodeAt(i - start); - let testCode = testStr.charCodeAt(i); - - // testCode.toLowerCase() for A..Z - if (charCodeDefinitions.isUppercaseLetter(testCode)) { - testCode = testCode | 32; - } - - if (testCode !== referenceCode) { - return false; - } - } - - return true; -} - -function findWhiteSpaceStart(source, offset) { - for (; offset >= 0; offset--) { - if (!charCodeDefinitions.isWhiteSpace(source.charCodeAt(offset))) { - break; - } - } - - return offset + 1; -} - -function findWhiteSpaceEnd(source, offset) { - for (; offset < source.length; offset++) { - if (!charCodeDefinitions.isWhiteSpace(source.charCodeAt(offset))) { - break; - } - } - - return offset; -} - -function findDecimalNumberEnd(source, offset) { - for (; offset < source.length; offset++) { - if (!charCodeDefinitions.isDigit(source.charCodeAt(offset))) { - break; - } - } - - return offset; -} - -// § 4.3.7. Consume an escaped code point -function consumeEscaped(source, offset) { - // It assumes that the U+005C REVERSE SOLIDUS (\) has already been consumed and - // that the next input code point has already been verified to be part of a valid escape. - offset += 2; - - // hex digit - if (charCodeDefinitions.isHexDigit(getCharCode(source, offset - 1))) { - // Consume as many hex digits as possible, but no more than 5. - // Note that this means 1-6 hex digits have been consumed in total. - for (const maxOffset = Math.min(source.length, offset + 5); offset < maxOffset; offset++) { - if (!charCodeDefinitions.isHexDigit(getCharCode(source, offset))) { - break; - } - } - - // If the next input code point is whitespace, consume it as well. - const code = getCharCode(source, offset); - if (charCodeDefinitions.isWhiteSpace(code)) { - offset += getNewlineLength(source, offset, code); - } - } - - return offset; -} - -// §4.3.11. Consume a name -// Note: This algorithm does not do the verification of the first few code points that are necessary -// to ensure the returned code points would constitute an . If that is the intended use, -// ensure that the stream starts with an identifier before calling this algorithm. -function consumeName(source, offset) { - // Let result initially be an empty string. - // Repeatedly consume the next input code point from the stream: - for (; offset < source.length; offset++) { - const code = source.charCodeAt(offset); - - // name code point - if (charCodeDefinitions.isName(code)) { - // Append the code point to result. - continue; - } - - // the stream starts with a valid escape - if (charCodeDefinitions.isValidEscape(code, getCharCode(source, offset + 1))) { - // Consume an escaped code point. Append the returned code point to result. - offset = consumeEscaped(source, offset) - 1; - continue; - } - - // anything else - // Reconsume the current input code point. Return result. - break; - } - - return offset; -} - -// §4.3.12. Consume a number -function consumeNumber(source, offset) { - let code = source.charCodeAt(offset); - - // 2. If the next input code point is U+002B PLUS SIGN (+) or U+002D HYPHEN-MINUS (-), - // consume it and append it to repr. - if (code === 0x002B || code === 0x002D) { - code = source.charCodeAt(offset += 1); - } - - // 3. While the next input code point is a digit, consume it and append it to repr. - if (charCodeDefinitions.isDigit(code)) { - offset = findDecimalNumberEnd(source, offset + 1); - code = source.charCodeAt(offset); - } - - // 4. If the next 2 input code points are U+002E FULL STOP (.) followed by a digit, then: - if (code === 0x002E && charCodeDefinitions.isDigit(source.charCodeAt(offset + 1))) { - // 4.1 Consume them. - // 4.2 Append them to repr. - offset += 2; - - // 4.3 Set type to "number". - // TODO - - // 4.4 While the next input code point is a digit, consume it and append it to repr. - - offset = findDecimalNumberEnd(source, offset); - } - - // 5. If the next 2 or 3 input code points are U+0045 LATIN CAPITAL LETTER E (E) - // or U+0065 LATIN SMALL LETTER E (e), ... , followed by a digit, then: - if (cmpChar(source, offset, 101 /* e */)) { - let sign = 0; - code = source.charCodeAt(offset + 1); - - // ... optionally followed by U+002D HYPHEN-MINUS (-) or U+002B PLUS SIGN (+) ... - if (code === 0x002D || code === 0x002B) { - sign = 1; - code = source.charCodeAt(offset + 2); - } - - // ... followed by a digit - if (charCodeDefinitions.isDigit(code)) { - // 5.1 Consume them. - // 5.2 Append them to repr. - - // 5.3 Set type to "number". - // TODO - - // 5.4 While the next input code point is a digit, consume it and append it to repr. - offset = findDecimalNumberEnd(source, offset + 1 + sign + 1); - } - } - - return offset; -} - -// § 4.3.14. Consume the remnants of a bad url -// ... its sole use is to consume enough of the input stream to reach a recovery point -// where normal tokenizing can resume. -function consumeBadUrlRemnants(source, offset) { - // Repeatedly consume the next input code point from the stream: - for (; offset < source.length; offset++) { - const code = source.charCodeAt(offset); - - // U+0029 RIGHT PARENTHESIS ()) - // EOF - if (code === 0x0029) { - // Return. - offset++; - break; - } - - if (charCodeDefinitions.isValidEscape(code, getCharCode(source, offset + 1))) { - // Consume an escaped code point. - // Note: This allows an escaped right parenthesis ("\)") to be encountered - // without ending the . This is otherwise identical to - // the "anything else" clause. - offset = consumeEscaped(source, offset); - } - } - - return offset; -} - -// § 4.3.7. Consume an escaped code point -// Note: This algorithm assumes that escaped is valid without leading U+005C REVERSE SOLIDUS (\) -function decodeEscaped(escaped) { - // Single char escaped that's not a hex digit - if (escaped.length === 1 && !charCodeDefinitions.isHexDigit(escaped.charCodeAt(0))) { - return escaped[0]; - } - - // Interpret the hex digits as a hexadecimal number. - let code = parseInt(escaped, 16); - - if ( - (code === 0) || // If this number is zero, - (code >= 0xD800 && code <= 0xDFFF) || // or is for a surrogate, - (code > 0x10FFFF) // or is greater than the maximum allowed code point - ) { - // ... return U+FFFD REPLACEMENT CHARACTER - code = 0xFFFD; - } - - // Otherwise, return the code point with that value. - return String.fromCodePoint(code); -} - -exports.cmpChar = cmpChar; -exports.cmpStr = cmpStr; -exports.consumeBadUrlRemnants = consumeBadUrlRemnants; -exports.consumeEscaped = consumeEscaped; -exports.consumeName = consumeName; -exports.consumeNumber = consumeNumber; -exports.decodeEscaped = decodeEscaped; -exports.findDecimalNumberEnd = findDecimalNumberEnd; -exports.findWhiteSpaceEnd = findWhiteSpaceEnd; -exports.findWhiteSpaceStart = findWhiteSpaceStart; -exports.getNewlineLength = getNewlineLength; -- cgit v1.2.3