feat: docker compose maybe

This commit is contained in:
2023-11-13 16:10:04 -05:00
parent 180b261e40
commit b625ccd8d6
8031 changed files with 2182966 additions and 0 deletions

View File

@ -0,0 +1,87 @@
import { adoptBuffer } from './adopt-buffer.js';
import { isBOM } from './char-code-definitions.js';
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 ? isBOM(source.charCodeAt(0)) : 0;
const lines = adoptBuffer(host.lines, sourceLength);
const columns = 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;
}
export class OffsetToLocation {
constructor() {
this.lines = null;
this.columns = null;
this.computed = false;
}
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]
}
};
}
};

272
node_modules/css-tree/lib/tokenizer/TokenStream.js generated vendored Normal file
View File

@ -0,0 +1,272 @@
import { adoptBuffer } from './adopt-buffer.js';
import { cmpStr } from './utils.js';
import tokenNames from './names.js';
import {
WhiteSpace,
Comment,
Delim,
EOF,
Function as FunctionToken,
LeftParenthesis,
RightParenthesis,
LeftSquareBracket,
RightSquareBracket,
LeftCurlyBracket,
RightCurlyBracket
} from './types.js';
const OFFSET_MASK = 0x00FFFFFF;
const TYPE_SHIFT = 24;
const balancePair = new Map([
[FunctionToken, RightParenthesis],
[LeftParenthesis, RightParenthesis],
[LeftSquareBracket, RightSquareBracket],
[LeftCurlyBracket, RightCurlyBracket]
]);
export 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(this.offsetAndType, source.length + 1); // +1 because of eof-token
const balance = adoptBuffer(this.balance, source.length + 1);
let tokenCount = 0;
let balanceCloseType = 0;
let balanceStart = 0;
let firstCharOffset = -1;
// capture buffers
this.offsetAndType = null;
this.balance = null;
tokenize(source, (type, start, end) => {
switch (type) {
default:
balance[tokenCount] = sourceLength;
break;
case balanceCloseType: {
let balancePrev = balanceStart & OFFSET_MASK;
balanceStart = balance[balancePrev];
balanceCloseType = balanceStart >> TYPE_SHIFT;
balance[tokenCount] = balancePrev;
balance[balancePrev++] = tokenCount;
for (; balancePrev < tokenCount; balancePrev++) {
if (balance[balancePrev] === sourceLength) {
balance[balancePrev] = tokenCount;
}
}
break;
}
case LeftParenthesis:
case FunctionToken:
case LeftSquareBracket:
case LeftCurlyBracket:
balance[tokenCount] = balanceStart;
balanceCloseType = balancePair.get(type);
balanceStart = (balanceCloseType << TYPE_SHIFT) | tokenCount;
break;
}
offsetAndType[tokenCount++] = (type << TYPE_SHIFT) | end;
if (firstCharOffset === -1) {
firstCharOffset = start;
}
});
// finalize buffers
offsetAndType[tokenCount] = (EOF << TYPE_SHIFT) | sourceLength; // <EOF-token>
balance[tokenCount] = sourceLength;
balance[sourceLength] = sourceLength; // prevents false positive balance match with any token
while (balanceStart !== 0) {
const balancePrev = balanceStart & OFFSET_MASK;
balanceStart = balance[balancePrev];
balance[balancePrev] = sourceLength;
}
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 EOF;
}
lookupOffset(offset) {
offset += this.tokenIndex;
if (offset < this.tokenCount) {
return this.offsetAndType[offset - 1] & OFFSET_MASK;
}
return this.source.length;
}
lookupValue(offset, referenceStr) {
offset += this.tokenIndex;
if (offset < this.tokenCount) {
return 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;
}
isDelim(code, offset) {
if (offset) {
return (
this.lookupType(offset) === Delim &&
this.source.charCodeAt(this.lookupOffset(offset)) === code
);
}
return (
this.tokenType === 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 = EOF;
this.tokenStart = this.tokenEnd = this.source.length;
}
}
skipSC() {
while (this.tokenType === WhiteSpace || this.tokenType === Comment) {
this.next();
}
}
skipUntilBalanced(startToken, stopConsume) {
let cursor = startToken;
let balanceEnd;
let offset;
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
if (this.balance[balanceEnd] === cursor) {
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: tokenNames[type],
chunk: this.source.substring(start, end),
balance: this.balance[index]
};
});
return tokens;
}
};

9
node_modules/css-tree/lib/tokenizer/adopt-buffer.js generated vendored Normal file
View File

@ -0,0 +1,9 @@
const MIN_SIZE = 16 * 1024;
export function adoptBuffer(buffer = null, size) {
if (buffer === null || buffer.length < size) {
return new Uint32Array(Math.max(size + 1024, MIN_SIZE));
}
return buffer;
};

View File

@ -0,0 +1,207 @@
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).
export 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).
export 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).
export 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).
export function isLowercaseLetter(code) {
return code >= 0x0061 && code <= 0x007A;
}
// letter
// An uppercase letter or a lowercase letter.
export 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 <control>.
export function isNonAscii(code) {
return code >= 0x0080;
}
// name-start code point
// A letter, a non-ASCII code point, or U+005F LOW LINE (_).
export 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 (-).
export 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.
export 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
export function isNewline(code) {
return code === 0x000A || code === 0x000D || code === 0x000C;
}
// whitespace
// A newline, U+0009 CHARACTER TABULATION, or U+0020 SPACE.
export function isWhiteSpace(code) {
return isNewline(code) || code === 0x0020 || code === 0x0009;
}
// § 4.3.8. Check if two code points are a valid escape
export 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
export 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
export 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)
export 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);
export const EofCategory = 0x80;
export const WhiteSpaceCategory = 0x82;
export const DigitCategory = 0x83;
export const NameStartCategory = 0x84;
export 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;
}
export function charCodeCategory(code) {
return code < 0x80 ? CATEGORY[code] : NameStartCategory;
}

513
node_modules/css-tree/lib/tokenizer/index.js generated vendored Normal file
View File

@ -0,0 +1,513 @@
import * as TYPE from './types.js';
import {
isNewline,
isName,
isValidEscape,
isNumberStart,
isIdentifierStart,
isBOM,
charCodeCategory,
WhiteSpaceCategory,
DigitCategory,
NameStartCategory,
NonPrintableCategory
} from './char-code-definitions.js';
import {
cmpStr,
getNewlineLength,
findWhiteSpaceEnd,
consumeEscaped,
consumeName,
consumeNumber,
consumeBadUrlRemnants
} from './utils.js';
export 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 = consumeNumber(source, offset);
// If the next 3 input code points would start an identifier, then:
if (isIdentifierStart(getCharCode(offset), getCharCode(offset + 1), getCharCode(offset + 2))) {
// Create a <dimension-token> with the same value and type flag as number, and a unit set initially to the empty string.
// Consume a name. Set the <dimension-token>s unit to the returned value.
// Return the <dimension-token>.
type = TYPE.Dimension;
offset = consumeName(source, offset);
return;
}
// Otherwise, if the next input code point is U+0025 PERCENTAGE SIGN (%), consume it.
if (getCharCode(offset) === 0x0025) {
// Create a <percentage-token> with the same value as number, and return it.
type = TYPE.Percentage;
offset++;
return;
}
// Otherwise, create a <number-token> with the same value and type flag as number, and return it.
type = TYPE.Number;
}
// § 4.3.4. Consume an ident-like token
function consumeIdentLikeToken() {
const nameStartOffset = offset;
// Consume a name, and let string be the result.
offset = consumeName(source, offset);
// If strings value is an ASCII case-insensitive match for "url",
// and the next input code point is U+0028 LEFT PARENTHESIS ((), consume it.
if (cmpStr(source, nameStartOffset, offset, 'url') && getCharCode(offset) === 0x0028) {
// While the next two input code points are whitespace, consume the next input code point.
offset = 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 <function-token> with its value set to string and return it.
if (getCharCode(offset) === 0x0022 ||
getCharCode(offset) === 0x0027) {
type = TYPE.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 <function-token> with its value set to string and return it.
if (getCharCode(offset) === 0x0028) {
type = TYPE.Function;
offset++;
return;
}
// Otherwise, create an <ident-token> with its value set to string and return it.
type = TYPE.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 <string-token> with its value set to the empty string.
type = TYPE.String;
// Repeatedly consume the next input code point from the stream:
for (; offset < source.length; offset++) {
const code = source.charCodeAt(offset);
switch (charCodeCategory(code)) {
// ending code point
case endingCodePoint:
// Return the <string-token>.
offset++;
return;
// EOF
// case EofCategory:
// This is a parse error. Return the <string-token>.
// return;
// newline
case WhiteSpaceCategory:
if (isNewline(code)) {
// This is a parse error. Reconsume the current input code point,
// create a <bad-string-token>, and return it.
offset += getNewlineLength(source, offset, code);
type = TYPE.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 (isNewline(nextCode)) {
offset += getNewlineLength(source, offset + 1, nextCode);
} else if (isValidEscape(code, nextCode)) {
// Otherwise, (the stream starts with a valid escape) consume
// an escaped code point and append the returned code point to
// the <string-token>s value.
offset = consumeEscaped(source, offset) - 1;
}
break;
// anything else
// Append the current input code point to the <string-token>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 its being called to consume an "unquoted" value, like url(foo).
// A quoted value, like url("foo"), is parsed as a <function-token>. Consume an ident-like token
// automatically handles this distinction; this algorithm shouldnt be called directly otherwise.
function consumeUrlToken() {
// Initially create a <url-token> with its value set to the empty string.
type = TYPE.Url;
// Consume as much whitespace as possible.
offset = findWhiteSpaceEnd(source, offset);
// Repeatedly consume the next input code point from the stream:
for (; offset < source.length; offset++) {
const code = source.charCodeAt(offset);
switch (charCodeCategory(code)) {
// U+0029 RIGHT PARENTHESIS ())
case 0x0029:
// Return the <url-token>.
offset++;
return;
// EOF
// case EofCategory:
// This is a parse error. Return the <url-token>.
// return;
// whitespace
case WhiteSpaceCategory:
// Consume as much whitespace as possible.
offset = findWhiteSpaceEnd(source, offset);
// If the next input code point is U+0029 RIGHT PARENTHESIS ()) or EOF,
// consume it and return the <url-token>
// (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 <bad-url-token>,
// and return it.
offset = consumeBadUrlRemnants(source, offset);
type = TYPE.BadUrl;
return;
// U+0022 QUOTATION MARK (")
// U+0027 APOSTROPHE (')
// U+0028 LEFT PARENTHESIS (()
// non-printable code point
case 0x0022:
case 0x0027:
case 0x0028:
case NonPrintableCategory:
// This is a parse error. Consume the remnants of a bad url,
// create a <bad-url-token>, and return it.
offset = consumeBadUrlRemnants(source, offset);
type = TYPE.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 <url-token>s value.
if (isValidEscape(code, getCharCode(offset + 1))) {
offset = consumeEscaped(source, offset) - 1;
break;
}
// Otherwise, this is a parse error. Consume the remnants of a bad url,
// create a <bad-url-token>, and return it.
offset = consumeBadUrlRemnants(source, offset);
type = TYPE.BadUrl;
return;
// anything else
// Append the current input code point to the <url-token>s value.
}
}
}
// ensure source is a string
source = String(source || '');
const sourceLength = source.length;
let start = 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 (charCodeCategory(code)) {
// whitespace
case WhiteSpaceCategory:
// Consume as much whitespace as possible. Return a <whitespace-token>.
type = TYPE.WhiteSpace;
offset = 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 (isName(getCharCode(offset + 1)) || isValidEscape(getCharCode(offset + 1), getCharCode(offset + 2))) {
// Create a <hash-token>.
type = TYPE.Hash;
// If the next 3 input code points would start an identifier, set the <hash-token>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 <hash-token>s value to the returned string.
offset = consumeName(source, offset + 1);
// Return the <hash-token>.
} else {
// Otherwise, return a <delim-token> with its value set to the current input code point.
type = TYPE.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 = TYPE.LeftParenthesis;
offset++;
break;
// U+0029 RIGHT PARENTHESIS ())
case 0x0029:
// Return a <)-token>.
type = TYPE.RightParenthesis;
offset++;
break;
// U+002B PLUS SIGN (+)
case 0x002B:
// If the input stream starts with a number, ...
if (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 <delim-token> with its value set to the current input code point.
type = TYPE.Delim;
offset++;
}
break;
// U+002C COMMA (,)
case 0x002C:
// Return a <comma-token>.
type = TYPE.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 (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 <CDC-token>.
if (getCharCode(offset + 1) === 0x002D &&
getCharCode(offset + 2) === 0x003E) {
type = TYPE.CDC;
offset = offset + 3;
} else {
// Otherwise, if the input stream starts with an identifier, ...
if (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 <delim-token> with its value set to the current input code point.
type = TYPE.Delim;
offset++;
}
}
}
break;
// U+002E FULL STOP (.)
case 0x002E:
// If the input stream starts with a number, ...
if (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 <delim-token> with its value set to the current input code point.
type = TYPE.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 = TYPE.Comment;
offset = source.indexOf('*/', offset + 2);
offset = offset === -1 ? source.length : offset + 2;
} else {
type = TYPE.Delim;
offset++;
}
break;
// U+003A COLON (:)
case 0x003A:
// Return a <colon-token>.
type = TYPE.Colon;
offset++;
break;
// U+003B SEMICOLON (;)
case 0x003B:
// Return a <semicolon-token>.
type = TYPE.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 <CDO-token>.
type = TYPE.CDO;
offset = offset + 4;
} else {
// Otherwise, return a <delim-token> with its value set to the current input code point.
type = TYPE.Delim;
offset++;
}
break;
// U+0040 COMMERCIAL AT (@)
case 0x0040:
// If the next 3 input code points would start an identifier, ...
if (isIdentifierStart(getCharCode(offset + 1), getCharCode(offset + 2), getCharCode(offset + 3))) {
// ... consume a name, create an <at-keyword-token> with its value set to the returned value, and return it.
type = TYPE.AtKeyword;
offset = consumeName(source, offset + 1);
} else {
// Otherwise, return a <delim-token> with its value set to the current input code point.
type = TYPE.Delim;
offset++;
}
break;
// U+005B LEFT SQUARE BRACKET ([)
case 0x005B:
// Return a <[-token>.
type = TYPE.LeftSquareBracket;
offset++;
break;
// U+005C REVERSE SOLIDUS (\)
case 0x005C:
// If the input stream starts with a valid escape, ...
if (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 <delim-token> with its value set to the current input code point.
type = TYPE.Delim;
offset++;
}
break;
// U+005D RIGHT SQUARE BRACKET (])
case 0x005D:
// Return a <]-token>.
type = TYPE.RightSquareBracket;
offset++;
break;
// U+007B LEFT CURLY BRACKET ({)
case 0x007B:
// Return a <{-token>.
type = TYPE.LeftCurlyBracket;
offset++;
break;
// U+007D RIGHT CURLY BRACKET (})
case 0x007D:
// Return a <}-token>.
type = TYPE.RightCurlyBracket;
offset++;
break;
// digit
case DigitCategory:
// Reconsume the current input code point, consume a numeric token, and return it.
consumeNumericToken();
break;
// name-start code point
case NameStartCategory:
// Reconsume the current input code point, consume an ident-like token, and return it.
consumeIdentLikeToken();
break;
// EOF
// case EofCategory:
// Return an <EOF-token>.
// break;
// anything else
default:
// Return a <delim-token> with its value set to the current input code point.
type = TYPE.Delim;
offset++;
}
// put token to stream
onToken(type, start, start = offset);
}
}
export * from './types.js';
export * as tokenTypes from './types.js';
export { default as tokenNames } from './names.js';
export * from './char-code-definitions.js';
export * from './utils.js';
export * from './OffsetToLocation.js';
export * from './TokenStream.js';

27
node_modules/css-tree/lib/tokenizer/names.js generated vendored Normal file
View File

@ -0,0 +1,27 @@
export default [
'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'
];

28
node_modules/css-tree/lib/tokenizer/types.js generated vendored Normal file
View File

@ -0,0 +1,28 @@
// CSS Syntax Module Level 3
// https://www.w3.org/TR/css-syntax-3/
export const EOF = 0; // <EOF-token>
export const Ident = 1; // <ident-token>
export const Function = 2; // <function-token>
export const AtKeyword = 3; // <at-keyword-token>
export const Hash = 4; // <hash-token>
export const String = 5; // <string-token>
export const BadString = 6; // <bad-string-token>
export const Url = 7; // <url-token>
export const BadUrl = 8; // <bad-url-token>
export const Delim = 9; // <delim-token>
export const Number = 10; // <number-token>
export const Percentage = 11; // <percentage-token>
export const Dimension = 12; // <dimension-token>
export const WhiteSpace = 13; // <whitespace-token>
export const CDO = 14; // <CDO-token>
export const CDC = 15; // <CDC-token>
export const Colon = 16; // <colon-token> :
export const Semicolon = 17; // <semicolon-token> ;
export const Comma = 18; // <comma-token> ,
export const LeftSquareBracket = 19; // <[-token>
export const RightSquareBracket = 20; // <]-token>
export const LeftParenthesis = 21; // <(-token>
export const RightParenthesis = 22; // <)-token>
export const LeftCurlyBracket = 23; // <{-token>
export const RightCurlyBracket = 24; // <}-token>
export const Comment = 25;

254
node_modules/css-tree/lib/tokenizer/utils.js generated vendored Normal file
View File

@ -0,0 +1,254 @@
import {
isDigit,
isHexDigit,
isUppercaseLetter,
isName,
isWhiteSpace,
isValidEscape
} from './char-code-definitions.js';
function getCharCode(source, offset) {
return offset < source.length ? source.charCodeAt(offset) : 0;
}
export function getNewlineLength(source, offset, code) {
if (code === 13 /* \r */ && getCharCode(source, offset + 1) === 10 /* \n */) {
return 2;
}
return 1;
}
export function cmpChar(testStr, offset, referenceCode) {
let code = testStr.charCodeAt(offset);
// code.toLowerCase() for A..Z
if (isUppercaseLetter(code)) {
code = code | 32;
}
return code === referenceCode;
}
export 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 (isUppercaseLetter(testCode)) {
testCode = testCode | 32;
}
if (testCode !== referenceCode) {
return false;
}
}
return true;
}
export function findWhiteSpaceStart(source, offset) {
for (; offset >= 0; offset--) {
if (!isWhiteSpace(source.charCodeAt(offset))) {
break;
}
}
return offset + 1;
}
export function findWhiteSpaceEnd(source, offset) {
for (; offset < source.length; offset++) {
if (!isWhiteSpace(source.charCodeAt(offset))) {
break;
}
}
return offset;
}
export function findDecimalNumberEnd(source, offset) {
for (; offset < source.length; offset++) {
if (!isDigit(source.charCodeAt(offset))) {
break;
}
}
return offset;
}
// § 4.3.7. Consume an escaped code point
export 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 (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 (!isHexDigit(getCharCode(source, offset))) {
break;
}
}
// If the next input code point is whitespace, consume it as well.
const code = getCharCode(source, offset);
if (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 <ident-token>. If that is the intended use,
// ensure that the stream starts with an identifier before calling this algorithm.
export 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 (isName(code)) {
// Append the code point to result.
continue;
}
// the stream starts with a valid escape
if (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
export 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 (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 && 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 (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.
export 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 (isValidEscape(code, getCharCode(source, offset + 1))) {
// Consume an escaped code point.
// Note: This allows an escaped right parenthesis ("\)") to be encountered
// without ending the <bad-url-token>. 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 (\)
export function decodeEscaped(escaped) {
// Single char escaped that's not a hex digit
if (escaped.length === 1 && !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);
}