1603 lines
45 KiB
JavaScript
1603 lines
45 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const vm = require("vm");
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const CommentCompilationWarning = require("../CommentCompilationWarning");
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const ModuleDependencyWarning = require("../ModuleDependencyWarning");
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const { CSS_MODULE_TYPE_AUTO } = require("../ModuleTypeConstants");
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const Parser = require("../Parser");
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const UnsupportedFeatureWarning = require("../UnsupportedFeatureWarning");
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const WebpackError = require("../WebpackError");
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const ConstDependency = require("../dependencies/ConstDependency");
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const CssIcssExportDependency = require("../dependencies/CssIcssExportDependency");
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const CssIcssImportDependency = require("../dependencies/CssIcssImportDependency");
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const CssIcssSymbolDependency = require("../dependencies/CssIcssSymbolDependency");
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const CssImportDependency = require("../dependencies/CssImportDependency");
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const CssLocalIdentifierDependency = require("../dependencies/CssLocalIdentifierDependency");
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const CssSelfLocalIdentifierDependency = require("../dependencies/CssSelfLocalIdentifierDependency");
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const CssUrlDependency = require("../dependencies/CssUrlDependency");
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const StaticExportsDependency = require("../dependencies/StaticExportsDependency");
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const binarySearchBounds = require("../util/binarySearchBounds");
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const { parseResource } = require("../util/identifier");
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const {
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webpackCommentRegExp,
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createMagicCommentContext
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} = require("../util/magicComment");
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const walkCssTokens = require("./walkCssTokens");
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/** @typedef {import("../Module").BuildInfo} BuildInfo */
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/** @typedef {import("../Module").BuildMeta} BuildMeta */
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/** @typedef {import("../Parser").ParserState} ParserState */
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/** @typedef {import("../Parser").PreparsedAst} PreparsedAst */
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/** @typedef {import("./walkCssTokens").CssTokenCallbacks} CssTokenCallbacks */
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/** @typedef {[number, number]} Range */
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/** @typedef {{ line: number, column: number }} Position */
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/** @typedef {{ value: string, range: Range, loc: { start: Position, end: Position } }} Comment */
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const CC_COLON = ":".charCodeAt(0);
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const CC_SLASH = "/".charCodeAt(0);
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const CC_LEFT_PARENTHESIS = "(".charCodeAt(0);
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const CC_RIGHT_PARENTHESIS = ")".charCodeAt(0);
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const CC_LOWER_F = "f".charCodeAt(0);
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const CC_UPPER_F = "F".charCodeAt(0);
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// https://www.w3.org/TR/css-syntax-3/#newline
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// We don't have `preprocessing` stage, so we need specify all of them
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const STRING_MULTILINE = /\\[\n\r\f]/g;
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// https://www.w3.org/TR/css-syntax-3/#whitespace
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const TRIM_WHITE_SPACES = /(^[ \t\n\r\f]*|[ \t\n\r\f]*$)/g;
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const UNESCAPE = /\\([0-9a-fA-F]{1,6}[ \t\n\r\f]?|[\s\S])/g;
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const IMAGE_SET_FUNCTION = /^(-\w+-)?image-set$/i;
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const OPTIONALLY_VENDOR_PREFIXED_KEYFRAMES_AT_RULE = /^@(-\w+-)?keyframes$/;
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const OPTIONALLY_VENDOR_PREFIXED_ANIMATION_PROPERTY =
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/^(-\w+-)?animation(-name)?$/i;
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const IS_MODULES = /\.module(s)?\.[^.]+$/i;
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const CSS_COMMENT = /\/\*((?!\*\/).*?)\*\//g;
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/**
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* @param {string} str url string
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* @param {boolean} isString is url wrapped in quotes
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* @returns {string} normalized url
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*/
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const normalizeUrl = (str, isString) => {
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// Remove extra spaces and newlines:
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// `url("im\
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// g.png")`
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if (isString) {
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str = str.replace(STRING_MULTILINE, "");
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}
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str = str
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// Remove unnecessary spaces from `url(" img.png ")`
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.replace(TRIM_WHITE_SPACES, "")
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// Unescape
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.replace(UNESCAPE, match => {
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if (match.length > 2) {
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return String.fromCharCode(Number.parseInt(match.slice(1).trim(), 16));
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}
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return match[1];
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});
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if (/^data:/i.test(str)) {
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return str;
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}
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if (str.includes("%")) {
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// Convert `url('%2E/img.png')` -> `url('./img.png')`
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try {
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str = decodeURIComponent(str);
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} catch (_err) {
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// Ignore
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}
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}
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return str;
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};
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// eslint-disable-next-line no-useless-escape
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const regexSingleEscape = /[ -,.\/:-@[\]\^`{-~]/;
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const regexExcessiveSpaces =
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/(^|\\+)?(\\[A-F0-9]{1,6})\u0020(?![a-fA-F0-9\u0020])/g;
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/**
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* @param {string} str string
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* @returns {string} escaped identifier
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*/
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const escapeIdentifier = str => {
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let output = "";
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let counter = 0;
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while (counter < str.length) {
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const character = str.charAt(counter++);
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let value;
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if (/[\t\n\f\r\u000B]/.test(character)) {
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const codePoint = character.charCodeAt(0);
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value = `\\${codePoint.toString(16).toUpperCase()} `;
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} else if (character === "\\" || regexSingleEscape.test(character)) {
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value = `\\${character}`;
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} else {
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value = character;
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}
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output += value;
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}
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const firstChar = str.charAt(0);
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if (/^-[-\d]/.test(output)) {
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output = `\\-${output.slice(1)}`;
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} else if (/\d/.test(firstChar)) {
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output = `\\3${firstChar} ${output.slice(1)}`;
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}
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// Remove spaces after `\HEX` escapes that are not followed by a hex digit,
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// since they’re redundant. Note that this is only possible if the escape
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// sequence isn’t preceded by an odd number of backslashes.
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output = output.replace(regexExcessiveSpaces, ($0, $1, $2) => {
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if ($1 && $1.length % 2) {
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// It’s not safe to remove the space, so don’t.
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return $0;
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}
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// Strip the space.
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return ($1 || "") + $2;
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});
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return output;
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};
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const CONTAINS_ESCAPE = /\\/;
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/**
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* @param {string} str string
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* @returns {[string, number] | undefined} hex
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*/
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const gobbleHex = str => {
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const lower = str.toLowerCase();
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let hex = "";
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let spaceTerminated = false;
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for (let i = 0; i < 6 && lower[i] !== undefined; i++) {
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const code = lower.charCodeAt(i);
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// check to see if we are dealing with a valid hex char [a-f|0-9]
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const valid = (code >= 97 && code <= 102) || (code >= 48 && code <= 57);
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// https://drafts.csswg.org/css-syntax/#consume-escaped-code-point
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spaceTerminated = code === 32;
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if (!valid) break;
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hex += lower[i];
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}
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if (hex.length === 0) return undefined;
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const codePoint = Number.parseInt(hex, 16);
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const isSurrogate = codePoint >= 0xd800 && codePoint <= 0xdfff;
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// Add special case for
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// "If this number is zero, or is for a surrogate, or is greater than the maximum allowed code point"
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// https://drafts.csswg.org/css-syntax/#maximum-allowed-code-point
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if (isSurrogate || codePoint === 0x0000 || codePoint > 0x10ffff) {
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return ["\uFFFD", hex.length + (spaceTerminated ? 1 : 0)];
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}
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return [
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String.fromCodePoint(codePoint),
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hex.length + (spaceTerminated ? 1 : 0)
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];
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};
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/**
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* @param {string} str string
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* @returns {string} unescaped string
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*/
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const unescapeIdentifier = str => {
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const needToProcess = CONTAINS_ESCAPE.test(str);
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if (!needToProcess) return str;
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let ret = "";
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for (let i = 0; i < str.length; i++) {
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if (str[i] === "\\") {
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const gobbled = gobbleHex(str.slice(i + 1, i + 7));
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if (gobbled !== undefined) {
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ret += gobbled[0];
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i += gobbled[1];
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continue;
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}
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// Retain a pair of \\ if double escaped `\\\\`
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// https://github.com/postcss/postcss-selector-parser/commit/268c9a7656fb53f543dc620aa5b73a30ec3ff20e
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if (str[i + 1] === "\\") {
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ret += "\\";
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i += 1;
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continue;
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}
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// if \\ is at the end of the string retain it
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// https://github.com/postcss/postcss-selector-parser/commit/01a6b346e3612ce1ab20219acc26abdc259ccefb
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if (str.length === i + 1) {
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ret += str[i];
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}
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continue;
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}
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ret += str[i];
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}
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return ret;
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};
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class LocConverter {
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/**
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* @param {string} input input
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*/
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constructor(input) {
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this._input = input;
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this.line = 1;
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this.column = 0;
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this.pos = 0;
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}
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/**
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* @param {number} pos position
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* @returns {LocConverter} location converter
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*/
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get(pos) {
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if (this.pos !== pos) {
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if (this.pos < pos) {
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const str = this._input.slice(this.pos, pos);
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let i = str.lastIndexOf("\n");
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if (i === -1) {
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this.column += str.length;
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} else {
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this.column = str.length - i - 1;
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this.line++;
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while (i > 0 && (i = str.lastIndexOf("\n", i - 1)) !== -1)
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this.line++;
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}
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} else {
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let i = this._input.lastIndexOf("\n", this.pos);
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while (i >= pos) {
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this.line--;
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i = i > 0 ? this._input.lastIndexOf("\n", i - 1) : -1;
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}
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this.column = pos - i;
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}
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this.pos = pos;
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}
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return this;
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}
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}
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const EMPTY_COMMENT_OPTIONS = {
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options: null,
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errors: null
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};
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const CSS_MODE_TOP_LEVEL = 0;
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const CSS_MODE_IN_BLOCK = 1;
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const eatUntilSemi = walkCssTokens.eatUntil(";");
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const eatUntilLeftCurly = walkCssTokens.eatUntil("{");
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const eatSemi = walkCssTokens.eatUntil(";");
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class CssParser extends Parser {
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/**
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* @param {object} options options
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* @param {boolean=} options.importOption need handle `@import`
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* @param {boolean=} options.url need handle URLs
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* @param {("pure" | "global" | "local" | "auto")=} options.defaultMode default mode
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* @param {boolean=} options.namedExports is named exports
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*/
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constructor({
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defaultMode = "pure",
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importOption = true,
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url = true,
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namedExports = true
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} = {}) {
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super();
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this.defaultMode = defaultMode;
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this.import = importOption;
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this.url = url;
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this.namedExports = namedExports;
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/** @type {Comment[] | undefined} */
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this.comments = undefined;
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this.magicCommentContext = createMagicCommentContext();
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}
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/**
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* @param {ParserState} state parser state
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* @param {string} message warning message
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* @param {LocConverter} locConverter location converter
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* @param {number} start start offset
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* @param {number} end end offset
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*/
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_emitWarning(state, message, locConverter, start, end) {
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const { line: sl, column: sc } = locConverter.get(start);
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const { line: el, column: ec } = locConverter.get(end);
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state.current.addWarning(
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new ModuleDependencyWarning(state.module, new WebpackError(message), {
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start: { line: sl, column: sc },
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end: { line: el, column: ec }
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})
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);
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}
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/**
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* @param {string | Buffer | PreparsedAst} source the source to parse
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* @param {ParserState} state the parser state
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||
* @returns {ParserState} the parser state
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*/
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parse(source, state) {
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if (Buffer.isBuffer(source)) {
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source = source.toString("utf-8");
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} else if (typeof source === "object") {
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throw new Error("webpackAst is unexpected for the CssParser");
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}
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if (source[0] === "\uFEFF") {
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source = source.slice(1);
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}
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let mode = this.defaultMode;
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const module = state.module;
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if (
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mode === "auto" &&
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module.type === CSS_MODULE_TYPE_AUTO &&
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IS_MODULES.test(
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parseResource(module.matchResource || module.resource).path
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)
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) {
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mode = "local";
|
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}
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const isModules = mode === "global" || mode === "local";
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const locConverter = new LocConverter(source);
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/** @type {number} */
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let scope = CSS_MODE_TOP_LEVEL;
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/** @type {boolean} */
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let allowImportAtRule = true;
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/** @type [string, number, number][] */
|
||
const balanced = [];
|
||
let lastTokenEndForComments = 0;
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||
|
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/** @type {boolean} */
|
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let isNextRulePrelude = isModules;
|
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/** @type {number} */
|
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let blockNestingLevel = 0;
|
||
/** @type {"local" | "global" | undefined} */
|
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let modeData;
|
||
/** @type {boolean} */
|
||
let inAnimationProperty = false;
|
||
/** @type {[number, number, boolean] | undefined} */
|
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let lastIdentifier;
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/** @type {Set<string>} */
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||
const declaredCssVariables = new Set();
|
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/** @type {Map<string, { path?: string, value: string }>} */
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const icssDefinitions = new Map();
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/**
|
||
* @param {string} input input
|
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* @param {number} pos position
|
||
* @returns {boolean} true, when next is nested syntax
|
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*/
|
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const isNextNestedSyntax = (input, pos) => {
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pos = walkCssTokens.eatWhitespaceAndComments(input, pos);
|
||
|
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if (input[pos] === "}") {
|
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return false;
|
||
}
|
||
|
||
// According spec only identifier can be used as a property name
|
||
const isIdentifier = walkCssTokens.isIdentStartCodePoint(
|
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input.charCodeAt(pos)
|
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);
|
||
|
||
return !isIdentifier;
|
||
};
|
||
/**
|
||
* @returns {boolean} true, when in local scope
|
||
*/
|
||
const isLocalMode = () =>
|
||
modeData === "local" || (mode === "local" && modeData === undefined);
|
||
|
||
/**
|
||
* @param {string} input input
|
||
* @param {number} pos start position
|
||
* @param {(input: string, pos: number) => number} eater eater
|
||
* @returns {[number,string]} new position and text
|
||
*/
|
||
const eatText = (input, pos, eater) => {
|
||
let text = "";
|
||
for (;;) {
|
||
if (input.charCodeAt(pos) === CC_SLASH) {
|
||
const newPos = walkCssTokens.eatComments(input, pos);
|
||
if (pos !== newPos) {
|
||
pos = newPos;
|
||
if (pos === input.length) break;
|
||
} else {
|
||
text += "/";
|
||
pos++;
|
||
if (pos === input.length) break;
|
||
}
|
||
}
|
||
const newPos = eater(input, pos);
|
||
if (pos !== newPos) {
|
||
text += input.slice(pos, newPos);
|
||
pos = newPos;
|
||
} else {
|
||
break;
|
||
}
|
||
if (pos === input.length) break;
|
||
}
|
||
return [pos, text.trimEnd()];
|
||
};
|
||
|
||
/**
|
||
* @param {0 | 1} type import or export
|
||
* @param {string} input input
|
||
* @param {number} pos start position
|
||
* @returns {number} position after parse
|
||
*/
|
||
const parseImportOrExport = (type, input, pos) => {
|
||
pos = walkCssTokens.eatWhitespaceAndComments(input, pos);
|
||
let importPath;
|
||
if (type === 0) {
|
||
let cc = input.charCodeAt(pos);
|
||
if (cc !== CC_LEFT_PARENTHESIS) {
|
||
this._emitWarning(
|
||
state,
|
||
`Unexpected '${input[pos]}' at ${pos} during parsing of ':import' (expected '(')`,
|
||
locConverter,
|
||
pos,
|
||
pos
|
||
);
|
||
return pos;
|
||
}
|
||
pos++;
|
||
const stringStart = pos;
|
||
const str = walkCssTokens.eatString(input, pos);
|
||
if (!str) {
|
||
this._emitWarning(
|
||
state,
|
||
`Unexpected '${input[pos]}' at ${pos} during parsing of ':import' (expected string)`,
|
||
locConverter,
|
||
stringStart,
|
||
pos
|
||
);
|
||
return pos;
|
||
}
|
||
importPath = input.slice(str[0] + 1, str[1] - 1);
|
||
pos = str[1];
|
||
pos = walkCssTokens.eatWhitespaceAndComments(input, pos);
|
||
cc = input.charCodeAt(pos);
|
||
if (cc !== CC_RIGHT_PARENTHESIS) {
|
||
this._emitWarning(
|
||
state,
|
||
`Unexpected '${input[pos]}' at ${pos} during parsing of ':import' (expected ')')`,
|
||
locConverter,
|
||
pos,
|
||
pos
|
||
);
|
||
return pos;
|
||
}
|
||
pos++;
|
||
pos = walkCssTokens.eatWhitespaceAndComments(input, pos);
|
||
}
|
||
|
||
/**
|
||
* @param {string} name name
|
||
* @param {string} value value
|
||
* @param {number} start start of position
|
||
* @param {number} end end of position
|
||
*/
|
||
const createDep = (name, value, start, end) => {
|
||
if (type === 0) {
|
||
icssDefinitions.set(name, {
|
||
path: /** @type {string} */ (importPath),
|
||
value
|
||
});
|
||
} else if (type === 1) {
|
||
const dep = new CssIcssExportDependency(name, value);
|
||
const { line: sl, column: sc } = locConverter.get(start);
|
||
const { line: el, column: ec } = locConverter.get(end);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
}
|
||
};
|
||
|
||
let needTerminate = false;
|
||
let balanced = 0;
|
||
/** @type {undefined | 0 | 1 | 2} */
|
||
let scope;
|
||
|
||
/** @type {[number, number] | undefined} */
|
||
let name;
|
||
/** @type {number | undefined} */
|
||
let value;
|
||
|
||
/** @type {CssTokenCallbacks} */
|
||
const callbacks = {
|
||
leftCurlyBracket: (_input, _start, end) => {
|
||
balanced++;
|
||
|
||
if (scope === undefined) {
|
||
scope = 0;
|
||
}
|
||
|
||
return end;
|
||
},
|
||
rightCurlyBracket: (_input, _start, end) => {
|
||
balanced--;
|
||
|
||
if (scope === 2) {
|
||
createDep(
|
||
input.slice(name[0], name[1]),
|
||
input.slice(value, end - 1).trim(),
|
||
name[1],
|
||
end - 1
|
||
);
|
||
scope = 0;
|
||
}
|
||
|
||
if (balanced === 0 && scope === 0) {
|
||
needTerminate = true;
|
||
}
|
||
|
||
return end;
|
||
},
|
||
identifier: (_input, start, end) => {
|
||
if (scope === 0) {
|
||
name = [start, end];
|
||
scope = 1;
|
||
}
|
||
|
||
return end;
|
||
},
|
||
colon: (_input, _start, end) => {
|
||
if (scope === 1) {
|
||
scope = 2;
|
||
value = walkCssTokens.eatWhitespace(input, end);
|
||
return value;
|
||
}
|
||
|
||
return end;
|
||
},
|
||
semicolon: (input, _start, end) => {
|
||
if (scope === 2) {
|
||
createDep(
|
||
input.slice(name[0], name[1]),
|
||
input.slice(value, end - 1),
|
||
name[1],
|
||
end - 1
|
||
);
|
||
scope = 0;
|
||
}
|
||
|
||
return end;
|
||
},
|
||
needTerminate: () => needTerminate
|
||
};
|
||
|
||
pos = walkCssTokens(input, pos, callbacks);
|
||
pos = walkCssTokens.eatWhiteLine(input, pos);
|
||
|
||
return pos;
|
||
};
|
||
const eatPropertyName = walkCssTokens.eatUntil(":{};");
|
||
/**
|
||
* @param {string} input input
|
||
* @param {number} pos name start position
|
||
* @param {number} end name end position
|
||
* @returns {number} position after handling
|
||
*/
|
||
const processLocalDeclaration = (input, pos, end) => {
|
||
modeData = undefined;
|
||
pos = walkCssTokens.eatWhitespaceAndComments(input, pos);
|
||
const propertyNameStart = pos;
|
||
const [propertyNameEnd, propertyName] = eatText(
|
||
input,
|
||
pos,
|
||
eatPropertyName
|
||
);
|
||
if (input.charCodeAt(propertyNameEnd) !== CC_COLON) return end;
|
||
pos = propertyNameEnd + 1;
|
||
if (propertyName.startsWith("--") && propertyName.length >= 3) {
|
||
// CSS Variable
|
||
const { line: sl, column: sc } = locConverter.get(propertyNameStart);
|
||
const { line: el, column: ec } = locConverter.get(propertyNameEnd);
|
||
const name = unescapeIdentifier(propertyName.slice(2));
|
||
const dep = new CssLocalIdentifierDependency(
|
||
name,
|
||
[propertyNameStart, propertyNameEnd],
|
||
"--"
|
||
);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
declaredCssVariables.add(name);
|
||
} else if (
|
||
OPTIONALLY_VENDOR_PREFIXED_ANIMATION_PROPERTY.test(propertyName)
|
||
) {
|
||
inAnimationProperty = true;
|
||
}
|
||
return pos;
|
||
};
|
||
/**
|
||
* @param {string} input input
|
||
*/
|
||
const processDeclarationValueDone = input => {
|
||
if (inAnimationProperty && lastIdentifier) {
|
||
const { line: sl, column: sc } = locConverter.get(lastIdentifier[0]);
|
||
const { line: el, column: ec } = locConverter.get(lastIdentifier[1]);
|
||
const name = unescapeIdentifier(
|
||
lastIdentifier[2]
|
||
? input.slice(lastIdentifier[0], lastIdentifier[1])
|
||
: input.slice(lastIdentifier[0] + 1, lastIdentifier[1] - 1)
|
||
);
|
||
const dep = new CssSelfLocalIdentifierDependency(name, [
|
||
lastIdentifier[0],
|
||
lastIdentifier[1]
|
||
]);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
lastIdentifier = undefined;
|
||
}
|
||
};
|
||
|
||
/**
|
||
* @param {string} input input
|
||
* @param {number} start start
|
||
* @param {number} end end
|
||
* @returns {number} end
|
||
*/
|
||
const comment = (input, start, end) => {
|
||
if (!this.comments) this.comments = [];
|
||
const { line: sl, column: sc } = locConverter.get(start);
|
||
const { line: el, column: ec } = locConverter.get(end);
|
||
|
||
/** @type {Comment} */
|
||
const comment = {
|
||
value: input.slice(start + 2, end - 2),
|
||
range: [start, end],
|
||
loc: {
|
||
start: { line: sl, column: sc },
|
||
end: { line: el, column: ec }
|
||
}
|
||
};
|
||
this.comments.push(comment);
|
||
return end;
|
||
};
|
||
|
||
walkCssTokens(source, 0, {
|
||
comment,
|
||
leftCurlyBracket: (input, start, end) => {
|
||
switch (scope) {
|
||
case CSS_MODE_TOP_LEVEL: {
|
||
allowImportAtRule = false;
|
||
scope = CSS_MODE_IN_BLOCK;
|
||
|
||
if (isModules) {
|
||
blockNestingLevel = 1;
|
||
isNextRulePrelude = isNextNestedSyntax(input, end);
|
||
}
|
||
|
||
break;
|
||
}
|
||
case CSS_MODE_IN_BLOCK: {
|
||
if (isModules) {
|
||
blockNestingLevel++;
|
||
isNextRulePrelude = isNextNestedSyntax(input, end);
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
return end;
|
||
},
|
||
rightCurlyBracket: (input, start, end) => {
|
||
switch (scope) {
|
||
case CSS_MODE_IN_BLOCK: {
|
||
if (--blockNestingLevel === 0) {
|
||
scope = CSS_MODE_TOP_LEVEL;
|
||
|
||
if (isModules) {
|
||
isNextRulePrelude = true;
|
||
modeData = undefined;
|
||
}
|
||
} else if (isModules) {
|
||
if (isLocalMode()) {
|
||
processDeclarationValueDone(input);
|
||
inAnimationProperty = false;
|
||
}
|
||
|
||
isNextRulePrelude = isNextNestedSyntax(input, end);
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
return end;
|
||
},
|
||
url: (input, start, end, contentStart, contentEnd) => {
|
||
if (!this.url) {
|
||
return end;
|
||
}
|
||
|
||
const { options, errors: commentErrors } = this.parseCommentOptions([
|
||
lastTokenEndForComments,
|
||
end
|
||
]);
|
||
if (commentErrors) {
|
||
for (const e of commentErrors) {
|
||
const { comment } = e;
|
||
state.module.addWarning(
|
||
new CommentCompilationWarning(
|
||
`Compilation error while processing magic comment(-s): /*${comment.value}*/: ${e.message}`,
|
||
comment.loc
|
||
)
|
||
);
|
||
}
|
||
}
|
||
if (options && options.webpackIgnore !== undefined) {
|
||
if (typeof options.webpackIgnore !== "boolean") {
|
||
const { line: sl, column: sc } = locConverter.get(
|
||
lastTokenEndForComments
|
||
);
|
||
const { line: el, column: ec } = locConverter.get(end);
|
||
|
||
state.module.addWarning(
|
||
new UnsupportedFeatureWarning(
|
||
`\`webpackIgnore\` expected a boolean, but received: ${options.webpackIgnore}.`,
|
||
{
|
||
start: { line: sl, column: sc },
|
||
end: { line: el, column: ec }
|
||
}
|
||
)
|
||
);
|
||
} else if (options.webpackIgnore) {
|
||
return end;
|
||
}
|
||
}
|
||
const value = normalizeUrl(
|
||
input.slice(contentStart, contentEnd),
|
||
false
|
||
);
|
||
// Ignore `url()`, `url('')` and `url("")`, they are valid by spec
|
||
if (value.length === 0) return end;
|
||
const dep = new CssUrlDependency(value, [start, end], "url");
|
||
const { line: sl, column: sc } = locConverter.get(start);
|
||
const { line: el, column: ec } = locConverter.get(end);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
module.addCodeGenerationDependency(dep);
|
||
return end;
|
||
},
|
||
string: (_input, start, end) => {
|
||
switch (scope) {
|
||
case CSS_MODE_IN_BLOCK: {
|
||
if (inAnimationProperty && balanced.length === 0) {
|
||
lastIdentifier = [start, end, false];
|
||
}
|
||
}
|
||
}
|
||
return end;
|
||
},
|
||
atKeyword: (input, start, end) => {
|
||
const name = input.slice(start, end).toLowerCase();
|
||
|
||
switch (name) {
|
||
case "@namespace": {
|
||
this._emitWarning(
|
||
state,
|
||
"'@namespace' is not supported in bundled CSS",
|
||
locConverter,
|
||
start,
|
||
end
|
||
);
|
||
|
||
return eatUntilSemi(input, start);
|
||
}
|
||
case "@import": {
|
||
if (!this.import) {
|
||
return eatSemi(input, end);
|
||
}
|
||
|
||
if (!allowImportAtRule) {
|
||
this._emitWarning(
|
||
state,
|
||
"Any '@import' rules must precede all other rules",
|
||
locConverter,
|
||
start,
|
||
end
|
||
);
|
||
return end;
|
||
}
|
||
|
||
const tokens = walkCssTokens.eatImportTokens(input, end, {
|
||
comment
|
||
});
|
||
if (!tokens[3]) return end;
|
||
const semi = tokens[3][1];
|
||
if (!tokens[0]) {
|
||
this._emitWarning(
|
||
state,
|
||
`Expected URL in '${input.slice(start, semi)}'`,
|
||
locConverter,
|
||
start,
|
||
semi
|
||
);
|
||
return end;
|
||
}
|
||
|
||
const urlToken = tokens[0];
|
||
const url = normalizeUrl(
|
||
input.slice(urlToken[2], urlToken[3]),
|
||
true
|
||
);
|
||
const newline = walkCssTokens.eatWhiteLine(input, semi);
|
||
const { options, errors: commentErrors } = this.parseCommentOptions(
|
||
[end, urlToken[1]]
|
||
);
|
||
if (commentErrors) {
|
||
for (const e of commentErrors) {
|
||
const { comment } = e;
|
||
state.module.addWarning(
|
||
new CommentCompilationWarning(
|
||
`Compilation error while processing magic comment(-s): /*${comment.value}*/: ${e.message}`,
|
||
comment.loc
|
||
)
|
||
);
|
||
}
|
||
}
|
||
if (options && options.webpackIgnore !== undefined) {
|
||
if (typeof options.webpackIgnore !== "boolean") {
|
||
const { line: sl, column: sc } = locConverter.get(start);
|
||
const { line: el, column: ec } = locConverter.get(newline);
|
||
|
||
state.module.addWarning(
|
||
new UnsupportedFeatureWarning(
|
||
`\`webpackIgnore\` expected a boolean, but received: ${options.webpackIgnore}.`,
|
||
{
|
||
start: { line: sl, column: sc },
|
||
end: { line: el, column: ec }
|
||
}
|
||
)
|
||
);
|
||
} else if (options.webpackIgnore) {
|
||
return newline;
|
||
}
|
||
}
|
||
if (url.length === 0) {
|
||
const { line: sl, column: sc } = locConverter.get(start);
|
||
const { line: el, column: ec } = locConverter.get(newline);
|
||
const dep = new ConstDependency("", [start, newline]);
|
||
module.addPresentationalDependency(dep);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
|
||
return newline;
|
||
}
|
||
|
||
let layer;
|
||
|
||
if (tokens[1]) {
|
||
layer = input.slice(tokens[1][0] + 6, tokens[1][1] - 1).trim();
|
||
}
|
||
|
||
let supports;
|
||
|
||
if (tokens[2]) {
|
||
supports = input.slice(tokens[2][0] + 9, tokens[2][1] - 1).trim();
|
||
}
|
||
|
||
const last = tokens[2] || tokens[1] || tokens[0];
|
||
const mediaStart = walkCssTokens.eatWhitespaceAndComments(
|
||
input,
|
||
last[1]
|
||
);
|
||
|
||
let media;
|
||
|
||
if (mediaStart !== semi - 1) {
|
||
media = input.slice(mediaStart, semi - 1).trim();
|
||
}
|
||
|
||
const { line: sl, column: sc } = locConverter.get(start);
|
||
const { line: el, column: ec } = locConverter.get(newline);
|
||
const dep = new CssImportDependency(
|
||
url,
|
||
[start, newline],
|
||
layer,
|
||
supports && supports.length > 0 ? supports : undefined,
|
||
media && media.length > 0 ? media : undefined
|
||
);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
|
||
return newline;
|
||
}
|
||
default: {
|
||
if (isModules) {
|
||
if (name === "@value") {
|
||
const semi = eatUntilSemi(input, end);
|
||
const atRuleEnd = semi + 1;
|
||
const params = input.slice(end, semi);
|
||
let [alias, from] = params.split(/\s*from\s*/);
|
||
|
||
if (from) {
|
||
const aliases = alias
|
||
.replace(CSS_COMMENT, " ")
|
||
.trim()
|
||
.replace(/^\(|\)$/g, "")
|
||
.split(/\s*,\s*/);
|
||
|
||
from = from.replace(CSS_COMMENT, "").trim();
|
||
|
||
const isExplicitImport = from[0] === "'" || from[0] === '"';
|
||
|
||
if (isExplicitImport) {
|
||
from = from.slice(1, -1);
|
||
}
|
||
|
||
for (const alias of aliases) {
|
||
const [name, aliasName] = alias.split(/\s*as\s*/);
|
||
|
||
icssDefinitions.set(aliasName || name, {
|
||
value: name,
|
||
path: from
|
||
});
|
||
}
|
||
} else {
|
||
const ident = walkCssTokens.eatIdentSequence(alias, 0);
|
||
|
||
if (!ident) {
|
||
this._emitWarning(
|
||
state,
|
||
`Broken '@value' at-rule: ${input.slice(
|
||
start,
|
||
atRuleEnd
|
||
)}'`,
|
||
locConverter,
|
||
start,
|
||
atRuleEnd
|
||
);
|
||
|
||
const dep = new ConstDependency("", [start, atRuleEnd]);
|
||
module.addPresentationalDependency(dep);
|
||
return atRuleEnd;
|
||
}
|
||
|
||
const pos = walkCssTokens.eatWhitespaceAndComments(
|
||
alias,
|
||
ident[1]
|
||
);
|
||
|
||
const name = alias.slice(ident[0], ident[1]);
|
||
let value =
|
||
alias.charCodeAt(pos) === CC_COLON
|
||
? alias.slice(pos + 1)
|
||
: alias.slice(ident[1]);
|
||
|
||
if (value && !/^\s+$/.test(value)) {
|
||
value = value.trim();
|
||
}
|
||
|
||
if (icssDefinitions.has(value)) {
|
||
const def = icssDefinitions.get(value);
|
||
|
||
value = def.value;
|
||
}
|
||
|
||
icssDefinitions.set(name, { value });
|
||
|
||
const dep = new CssIcssExportDependency(name, value);
|
||
const { line: sl, column: sc } = locConverter.get(start);
|
||
const { line: el, column: ec } = locConverter.get(end);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
}
|
||
|
||
const dep = new ConstDependency("", [start, atRuleEnd]);
|
||
module.addPresentationalDependency(dep);
|
||
return atRuleEnd;
|
||
} else if (
|
||
OPTIONALLY_VENDOR_PREFIXED_KEYFRAMES_AT_RULE.test(name) &&
|
||
isLocalMode()
|
||
) {
|
||
const ident = walkCssTokens.eatIdentSequenceOrString(
|
||
input,
|
||
end
|
||
);
|
||
if (!ident) return end;
|
||
const name = unescapeIdentifier(
|
||
ident[2] === true
|
||
? input.slice(ident[0], ident[1])
|
||
: input.slice(ident[0] + 1, ident[1] - 1)
|
||
);
|
||
const { line: sl, column: sc } = locConverter.get(ident[0]);
|
||
const { line: el, column: ec } = locConverter.get(ident[1]);
|
||
const dep = new CssLocalIdentifierDependency(name, [
|
||
ident[0],
|
||
ident[1]
|
||
]);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
return ident[1];
|
||
} else if (name === "@property" && isLocalMode()) {
|
||
const ident = walkCssTokens.eatIdentSequence(input, end);
|
||
if (!ident) return end;
|
||
let name = input.slice(ident[0], ident[1]);
|
||
if (!name.startsWith("--") || name.length < 3) return end;
|
||
name = unescapeIdentifier(name.slice(2));
|
||
declaredCssVariables.add(name);
|
||
const { line: sl, column: sc } = locConverter.get(ident[0]);
|
||
const { line: el, column: ec } = locConverter.get(ident[1]);
|
||
const dep = new CssLocalIdentifierDependency(
|
||
name,
|
||
[ident[0], ident[1]],
|
||
"--"
|
||
);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
return ident[1];
|
||
} else if (name === "@scope") {
|
||
isNextRulePrelude = true;
|
||
return end;
|
||
}
|
||
|
||
isNextRulePrelude = false;
|
||
}
|
||
}
|
||
}
|
||
|
||
return end;
|
||
},
|
||
semicolon: (input, start, end) => {
|
||
if (isModules && scope === CSS_MODE_IN_BLOCK) {
|
||
if (isLocalMode()) {
|
||
processDeclarationValueDone(input);
|
||
inAnimationProperty = false;
|
||
}
|
||
|
||
isNextRulePrelude = isNextNestedSyntax(input, end);
|
||
}
|
||
return end;
|
||
},
|
||
identifier: (input, start, end) => {
|
||
if (isModules) {
|
||
if (icssDefinitions.has(input.slice(start, end))) {
|
||
const name = input.slice(start, end);
|
||
let { path, value } = icssDefinitions.get(name);
|
||
|
||
if (path) {
|
||
if (icssDefinitions.has(path)) {
|
||
const definition = icssDefinitions.get(path);
|
||
|
||
path = definition.value.slice(1, -1);
|
||
}
|
||
|
||
const dep = new CssIcssImportDependency(path, value, [
|
||
start,
|
||
end - 1
|
||
]);
|
||
const { line: sl, column: sc } = locConverter.get(start);
|
||
const { line: el, column: ec } = locConverter.get(end - 1);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
} else {
|
||
const { line: sl, column: sc } = locConverter.get(start);
|
||
const { line: el, column: ec } = locConverter.get(end);
|
||
const dep = new CssIcssSymbolDependency(name, value, [
|
||
start,
|
||
end
|
||
]);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
}
|
||
|
||
return end;
|
||
}
|
||
|
||
switch (scope) {
|
||
case CSS_MODE_IN_BLOCK: {
|
||
if (isLocalMode()) {
|
||
// Handle only top level values and not inside functions
|
||
if (inAnimationProperty && balanced.length === 0) {
|
||
lastIdentifier = [start, end, true];
|
||
} else {
|
||
return processLocalDeclaration(input, start, end);
|
||
}
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
return end;
|
||
},
|
||
delim: (input, start, end) => {
|
||
if (isNextRulePrelude && isLocalMode()) {
|
||
const ident = walkCssTokens.skipCommentsAndEatIdentSequence(
|
||
input,
|
||
end
|
||
);
|
||
if (!ident) return end;
|
||
const name = unescapeIdentifier(input.slice(ident[0], ident[1]));
|
||
const dep = new CssLocalIdentifierDependency(name, [
|
||
ident[0],
|
||
ident[1]
|
||
]);
|
||
const { line: sl, column: sc } = locConverter.get(ident[0]);
|
||
const { line: el, column: ec } = locConverter.get(ident[1]);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
return ident[1];
|
||
}
|
||
|
||
return end;
|
||
},
|
||
hash: (input, start, end, isID) => {
|
||
if (isNextRulePrelude && isLocalMode() && isID) {
|
||
const valueStart = start + 1;
|
||
const name = unescapeIdentifier(input.slice(valueStart, end));
|
||
const dep = new CssLocalIdentifierDependency(name, [valueStart, end]);
|
||
const { line: sl, column: sc } = locConverter.get(start);
|
||
const { line: el, column: ec } = locConverter.get(end);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
}
|
||
|
||
return end;
|
||
},
|
||
colon: (input, start, end) => {
|
||
if (isModules) {
|
||
const ident = walkCssTokens.skipCommentsAndEatIdentSequence(
|
||
input,
|
||
end
|
||
);
|
||
if (!ident) return end;
|
||
const name = input.slice(ident[0], ident[1]).toLowerCase();
|
||
|
||
switch (scope) {
|
||
case CSS_MODE_TOP_LEVEL: {
|
||
if (name === "import") {
|
||
const pos = parseImportOrExport(0, input, ident[1]);
|
||
const dep = new ConstDependency("", [start, pos]);
|
||
module.addPresentationalDependency(dep);
|
||
return pos;
|
||
} else if (name === "export") {
|
||
const pos = parseImportOrExport(1, input, ident[1]);
|
||
const dep = new ConstDependency("", [start, pos]);
|
||
module.addPresentationalDependency(dep);
|
||
return pos;
|
||
}
|
||
}
|
||
// falls through
|
||
default: {
|
||
if (isNextRulePrelude) {
|
||
const isFn = input.charCodeAt(ident[1]) === CC_LEFT_PARENTHESIS;
|
||
|
||
if (isFn && name === "local") {
|
||
const end = ident[1] + 1;
|
||
modeData = "local";
|
||
const dep = new ConstDependency("", [start, end]);
|
||
module.addPresentationalDependency(dep);
|
||
balanced.push([":local", start, end]);
|
||
return end;
|
||
} else if (name === "local") {
|
||
modeData = "local";
|
||
// Eat extra whitespace
|
||
end = walkCssTokens.eatWhitespace(input, ident[1]);
|
||
|
||
if (ident[1] === end) {
|
||
this._emitWarning(
|
||
state,
|
||
`Missing whitespace after ':local' in '${input.slice(
|
||
start,
|
||
eatUntilLeftCurly(input, end) + 1
|
||
)}'`,
|
||
locConverter,
|
||
start,
|
||
end
|
||
);
|
||
}
|
||
|
||
const dep = new ConstDependency("", [start, end]);
|
||
module.addPresentationalDependency(dep);
|
||
return end;
|
||
} else if (isFn && name === "global") {
|
||
const end = ident[1] + 1;
|
||
modeData = "global";
|
||
const dep = new ConstDependency("", [start, end]);
|
||
module.addPresentationalDependency(dep);
|
||
balanced.push([":global", start, end]);
|
||
return end;
|
||
} else if (name === "global") {
|
||
modeData = "global";
|
||
// Eat extra whitespace
|
||
end = walkCssTokens.eatWhitespace(input, ident[1]);
|
||
|
||
if (ident[1] === end) {
|
||
this._emitWarning(
|
||
state,
|
||
`Missing whitespace after ':global' in '${input.slice(
|
||
start,
|
||
eatUntilLeftCurly(input, end) + 1
|
||
)}'`,
|
||
locConverter,
|
||
start,
|
||
end
|
||
);
|
||
}
|
||
|
||
const dep = new ConstDependency("", [start, end]);
|
||
module.addPresentationalDependency(dep);
|
||
return end;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
lastTokenEndForComments = end;
|
||
|
||
return end;
|
||
},
|
||
function: (input, start, end) => {
|
||
const name = input
|
||
.slice(start, end - 1)
|
||
.replace(/\\/g, "")
|
||
.toLowerCase();
|
||
|
||
balanced.push([name, start, end]);
|
||
|
||
switch (name) {
|
||
case "src":
|
||
case "url": {
|
||
if (!this.url) {
|
||
return end;
|
||
}
|
||
|
||
const string = walkCssTokens.eatString(input, end);
|
||
if (!string) return end;
|
||
const { options, errors: commentErrors } = this.parseCommentOptions(
|
||
[lastTokenEndForComments, end]
|
||
);
|
||
if (commentErrors) {
|
||
for (const e of commentErrors) {
|
||
const { comment } = e;
|
||
state.module.addWarning(
|
||
new CommentCompilationWarning(
|
||
`Compilation error while processing magic comment(-s): /*${comment.value}*/: ${e.message}`,
|
||
comment.loc
|
||
)
|
||
);
|
||
}
|
||
}
|
||
if (options && options.webpackIgnore !== undefined) {
|
||
if (typeof options.webpackIgnore !== "boolean") {
|
||
const { line: sl, column: sc } = locConverter.get(string[0]);
|
||
const { line: el, column: ec } = locConverter.get(string[1]);
|
||
|
||
state.module.addWarning(
|
||
new UnsupportedFeatureWarning(
|
||
`\`webpackIgnore\` expected a boolean, but received: ${options.webpackIgnore}.`,
|
||
{
|
||
start: { line: sl, column: sc },
|
||
end: { line: el, column: ec }
|
||
}
|
||
)
|
||
);
|
||
} else if (options.webpackIgnore) {
|
||
return end;
|
||
}
|
||
}
|
||
const value = normalizeUrl(
|
||
input.slice(string[0] + 1, string[1] - 1),
|
||
true
|
||
);
|
||
// Ignore `url()`, `url('')` and `url("")`, they are valid by spec
|
||
if (value.length === 0) return end;
|
||
const isUrl = name === "url" || name === "src";
|
||
const dep = new CssUrlDependency(
|
||
value,
|
||
[string[0], string[1]],
|
||
isUrl ? "string" : "url"
|
||
);
|
||
const { line: sl, column: sc } = locConverter.get(string[0]);
|
||
const { line: el, column: ec } = locConverter.get(string[1]);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
module.addCodeGenerationDependency(dep);
|
||
return string[1];
|
||
}
|
||
default: {
|
||
if (this.url && IMAGE_SET_FUNCTION.test(name)) {
|
||
lastTokenEndForComments = end;
|
||
const values = walkCssTokens.eatImageSetStrings(input, end, {
|
||
comment
|
||
});
|
||
if (values.length === 0) return end;
|
||
for (const [index, string] of values.entries()) {
|
||
const value = normalizeUrl(
|
||
input.slice(string[0] + 1, string[1] - 1),
|
||
true
|
||
);
|
||
if (value.length === 0) return end;
|
||
const { options, errors: commentErrors } =
|
||
this.parseCommentOptions([
|
||
index === 0 ? start : values[index - 1][1],
|
||
string[1]
|
||
]);
|
||
if (commentErrors) {
|
||
for (const e of commentErrors) {
|
||
const { comment } = e;
|
||
state.module.addWarning(
|
||
new CommentCompilationWarning(
|
||
`Compilation error while processing magic comment(-s): /*${comment.value}*/: ${e.message}`,
|
||
comment.loc
|
||
)
|
||
);
|
||
}
|
||
}
|
||
if (options && options.webpackIgnore !== undefined) {
|
||
if (typeof options.webpackIgnore !== "boolean") {
|
||
const { line: sl, column: sc } = locConverter.get(
|
||
string[0]
|
||
);
|
||
const { line: el, column: ec } = locConverter.get(
|
||
string[1]
|
||
);
|
||
|
||
state.module.addWarning(
|
||
new UnsupportedFeatureWarning(
|
||
`\`webpackIgnore\` expected a boolean, but received: ${options.webpackIgnore}.`,
|
||
{
|
||
start: { line: sl, column: sc },
|
||
end: { line: el, column: ec }
|
||
}
|
||
)
|
||
);
|
||
} else if (options.webpackIgnore) {
|
||
continue;
|
||
}
|
||
}
|
||
const dep = new CssUrlDependency(
|
||
value,
|
||
[string[0], string[1]],
|
||
"url"
|
||
);
|
||
const { line: sl, column: sc } = locConverter.get(string[0]);
|
||
const { line: el, column: ec } = locConverter.get(string[1]);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
module.addCodeGenerationDependency(dep);
|
||
}
|
||
// Can contain `url()` inside, so let's return end to allow parse them
|
||
return end;
|
||
} else if (isLocalMode()) {
|
||
// Don't rename animation name when we have `var()` function
|
||
if (inAnimationProperty && balanced.length === 1) {
|
||
lastIdentifier = undefined;
|
||
}
|
||
|
||
if (name === "var") {
|
||
const customIdent = walkCssTokens.eatIdentSequence(input, end);
|
||
if (!customIdent) return end;
|
||
let name = input.slice(customIdent[0], customIdent[1]);
|
||
// A custom property is any property whose name starts with two dashes (U+002D HYPHEN-MINUS), like --foo.
|
||
// The <custom-property-name> production corresponds to this:
|
||
// it’s defined as any <dashed-ident> (a valid identifier that starts with two dashes),
|
||
// except -- itself, which is reserved for future use by CSS.
|
||
if (!name.startsWith("--") || name.length < 3) return end;
|
||
name = unescapeIdentifier(
|
||
input.slice(customIdent[0] + 2, customIdent[1])
|
||
);
|
||
const afterCustomIdent = walkCssTokens.eatWhitespaceAndComments(
|
||
input,
|
||
customIdent[1]
|
||
);
|
||
if (
|
||
input.charCodeAt(afterCustomIdent) === CC_LOWER_F ||
|
||
input.charCodeAt(afterCustomIdent) === CC_UPPER_F
|
||
) {
|
||
const fromWord = walkCssTokens.eatIdentSequence(
|
||
input,
|
||
afterCustomIdent
|
||
);
|
||
if (
|
||
!fromWord ||
|
||
input.slice(fromWord[0], fromWord[1]).toLowerCase() !==
|
||
"from"
|
||
) {
|
||
return end;
|
||
}
|
||
const from = walkCssTokens.eatIdentSequenceOrString(
|
||
input,
|
||
walkCssTokens.eatWhitespaceAndComments(input, fromWord[1])
|
||
);
|
||
if (!from) {
|
||
return end;
|
||
}
|
||
const path = input.slice(from[0], from[1]);
|
||
if (from[2] === true && path === "global") {
|
||
const dep = new ConstDependency("", [
|
||
customIdent[1],
|
||
from[1]
|
||
]);
|
||
module.addPresentationalDependency(dep);
|
||
return end;
|
||
} else if (from[2] === false) {
|
||
const dep = new CssIcssImportDependency(
|
||
path.slice(1, -1),
|
||
name,
|
||
[customIdent[0], from[1] - 1]
|
||
);
|
||
const { line: sl, column: sc } = locConverter.get(
|
||
customIdent[0]
|
||
);
|
||
const { line: el, column: ec } = locConverter.get(
|
||
from[1] - 1
|
||
);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
}
|
||
} else {
|
||
const { line: sl, column: sc } = locConverter.get(
|
||
customIdent[0]
|
||
);
|
||
const { line: el, column: ec } = locConverter.get(
|
||
customIdent[1]
|
||
);
|
||
const dep = new CssSelfLocalIdentifierDependency(
|
||
name,
|
||
[customIdent[0], customIdent[1]],
|
||
"--",
|
||
declaredCssVariables
|
||
);
|
||
dep.setLoc(sl, sc, el, ec);
|
||
module.addDependency(dep);
|
||
return end;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
return end;
|
||
},
|
||
leftParenthesis: (input, start, end) => {
|
||
balanced.push(["(", start, end]);
|
||
|
||
return end;
|
||
},
|
||
rightParenthesis: (input, start, end) => {
|
||
const popped = balanced.pop();
|
||
|
||
if (
|
||
isModules &&
|
||
popped &&
|
||
(popped[0] === ":local" || popped[0] === ":global")
|
||
) {
|
||
modeData = balanced[balanced.length - 1]
|
||
? /** @type {"local" | "global"} */
|
||
(balanced[balanced.length - 1][0])
|
||
: undefined;
|
||
const dep = new ConstDependency("", [start, end]);
|
||
module.addPresentationalDependency(dep);
|
||
}
|
||
|
||
return end;
|
||
},
|
||
comma: (input, start, end) => {
|
||
if (isModules) {
|
||
// Reset stack for `:global .class :local .class-other` selector after
|
||
modeData = undefined;
|
||
|
||
if (scope === CSS_MODE_IN_BLOCK && isLocalMode()) {
|
||
processDeclarationValueDone(input);
|
||
}
|
||
}
|
||
|
||
lastTokenEndForComments = start;
|
||
|
||
return end;
|
||
}
|
||
});
|
||
|
||
/** @type {BuildInfo} */
|
||
(module.buildInfo).strict = true;
|
||
/** @type {BuildMeta} */
|
||
(module.buildMeta).exportsType = this.namedExports
|
||
? "namespace"
|
||
: "default";
|
||
|
||
if (!this.namedExports) {
|
||
/** @type {BuildMeta} */
|
||
(module.buildMeta).defaultObject = "redirect";
|
||
}
|
||
|
||
module.addDependency(new StaticExportsDependency([], true));
|
||
return state;
|
||
}
|
||
|
||
/**
|
||
* @param {Range} range range
|
||
* @returns {Comment[]} comments in the range
|
||
*/
|
||
getComments(range) {
|
||
if (!this.comments) return [];
|
||
const [rangeStart, rangeEnd] = range;
|
||
/**
|
||
* @param {Comment} comment comment
|
||
* @param {number} needle needle
|
||
* @returns {number} compared
|
||
*/
|
||
const compare = (comment, needle) =>
|
||
/** @type {Range} */ (comment.range)[0] - needle;
|
||
const comments = /** @type {Comment[]} */ (this.comments);
|
||
let idx = binarySearchBounds.ge(comments, rangeStart, compare);
|
||
/** @type {Comment[]} */
|
||
const commentsInRange = [];
|
||
while (
|
||
comments[idx] &&
|
||
/** @type {Range} */ (comments[idx].range)[1] <= rangeEnd
|
||
) {
|
||
commentsInRange.push(comments[idx]);
|
||
idx++;
|
||
}
|
||
|
||
return commentsInRange;
|
||
}
|
||
|
||
/**
|
||
* @param {Range} range range of the comment
|
||
* @returns {{ options: Record<string, any> | null, errors: (Error & { comment: Comment })[] | null }} result
|
||
*/
|
||
parseCommentOptions(range) {
|
||
const comments = this.getComments(range);
|
||
if (comments.length === 0) {
|
||
return EMPTY_COMMENT_OPTIONS;
|
||
}
|
||
/** @type {Record<string, EXPECTED_ANY> } */
|
||
const options = {};
|
||
/** @type {(Error & { comment: Comment })[]} */
|
||
const errors = [];
|
||
for (const comment of comments) {
|
||
const { value } = comment;
|
||
if (value && webpackCommentRegExp.test(value)) {
|
||
// try compile only if webpack options comment is present
|
||
try {
|
||
for (let [key, val] of Object.entries(
|
||
vm.runInContext(
|
||
`(function(){return {${value}};})()`,
|
||
this.magicCommentContext
|
||
)
|
||
)) {
|
||
if (typeof val === "object" && val !== null) {
|
||
val =
|
||
val.constructor.name === "RegExp"
|
||
? new RegExp(val)
|
||
: JSON.parse(JSON.stringify(val));
|
||
}
|
||
options[key] = val;
|
||
}
|
||
} catch (err) {
|
||
const newErr = new Error(String(/** @type {Error} */ (err).message));
|
||
newErr.stack = String(/** @type {Error} */ (err).stack);
|
||
Object.assign(newErr, { comment });
|
||
errors.push(/** @type (Error & { comment: Comment }) */ (newErr));
|
||
}
|
||
}
|
||
}
|
||
return { options, errors };
|
||
}
|
||
}
|
||
|
||
module.exports = CssParser;
|
||
module.exports.escapeIdentifier = escapeIdentifier;
|
||
module.exports.unescapeIdentifier = unescapeIdentifier;
|