| 1 | /*
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| 2 | MIT License http://www.opensource.org/licenses/mit-license.php
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| 3 | Author Ivan Kopeykin @vankop
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| 4 | */
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| 5 |
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| 6 | "use strict";
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| 7 |
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| 8 | const { CSS_TYPE, JAVASCRIPT_TYPE } = require("../ModuleSourceTypeConstants");
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| 9 | const { interpolate } = require("../TemplatedPathPlugin");
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| 10 | const WebpackError = require("../errors/WebpackError");
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| 11 | const { cssExportConvention } = require("../util/conventions");
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| 12 | const createHash = require("../util/createHash");
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| 13 | const { makePathsRelative } = require("../util/identifier");
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| 14 | const makeSerializable = require("../util/makeSerializable");
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| 15 | const memoize = require("../util/memoize");
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| 16 | const nonNumericOnlyHash = require("../util/nonNumericOnlyHash");
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| 17 | const { updateHashFromSource } = require("../util/source");
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| 18 | const CssIcssImportDependency = require("./CssIcssImportDependency");
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| 19 | const NullDependency = require("./NullDependency");
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| 20 |
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| 21 | const getCssParser = memoize(() => require("../css/CssParser"));
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| 22 |
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| 23 | /** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */
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| 24 | /** @typedef {import("../../declarations/WebpackOptions").HashFunction} HashFunction */
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| 25 | /** @typedef {import("../../declarations/WebpackOptions").CssGeneratorExportsConvention} CssGeneratorExportsConvention */
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| 26 | /** @typedef {import("../../declarations/WebpackOptions").CssGeneratorLocalIdentName} CssGeneratorLocalIdentName */
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| 27 | /** @typedef {import("../css/CssModule")} CssModule */
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| 28 | /** @typedef {import("../Module").BuildInfo} BuildInfo */
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| 29 | /** @typedef {import("../Dependency")} Dependency */
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| 30 | /** @typedef {import("../Dependency").ReferencedExports} ReferencedExports */
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| 31 | /** @typedef {import("../Dependency").ExportsSpec} ExportsSpec */
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| 32 | /** @typedef {import("../Dependency").UpdateHashContext} UpdateHashContext */
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| 33 | /** @typedef {import("../DependencyTemplate").CssDependencyTemplateContext} DependencyTemplateContext */
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| 34 | /** @typedef {import("../ModuleGraph")} ModuleGraph */
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| 35 | /** @typedef {import("../css/CssGenerator")} CssGenerator */
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| 36 | /** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
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| 37 | /** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */
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| 38 | /** @typedef {import("../util/Hash")} Hash */
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| 39 | /** @typedef {import("../util/runtime").RuntimeSpec} RuntimeSpec */
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| 40 | /** @typedef {import("../ChunkGraph")} ChunkGraph */
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| 41 | /** @typedef {import("../Compilation").ModulePathData} ModulePathData */
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| 42 | /** @typedef {import("../RuntimeTemplate")} RuntimeTemplate */
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| 43 | /** @typedef {import("../css/CssParser").Range} Range */
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| 44 |
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| 45 | /** @typedef {(name: string) => string | string[]} ExportsConventionFn */
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| 46 |
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| 47 | /**
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| 48 | * Returns local ident.
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| 49 | * @param {string} local css local
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| 50 | * @param {CssModule} module module
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| 51 | * @param {ChunkGraph} chunkGraph chunk graph
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| 52 | * @param {RuntimeTemplate} runtimeTemplate runtime template
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| 53 | * @returns {string} local ident
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| 54 | */
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| 55 | const getLocalIdent = (local, module, chunkGraph, runtimeTemplate) => {
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| 56 | const generator = /** @type {CssGenerator} */ (module.generator);
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| 57 | const localIdentName =
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| 58 | /** @type {CssGeneratorLocalIdentName} */
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| 59 | (generator.options.localIdentName);
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| 60 | const relativeResourcePath = makePathsRelative(
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| 61 | /** @type {string} */
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| 62 | (runtimeTemplate.compilation.compiler.context),
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| 63 | /** @type {string} */
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| 64 | (module.getResource()),
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| 65 | runtimeTemplate.compilation.compiler.root
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| 66 | );
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| 67 | const { uniqueName } = runtimeTemplate.outputOptions;
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| 68 |
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| 69 | let localIdentHash = "";
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| 70 |
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| 71 | if (
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| 72 | typeof localIdentName === "function" ||
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| 73 | /\[(?:fullhash|hash)\]/.test(localIdentName)
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| 74 | ) {
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| 75 | const hashSalt = generator.options.localIdentHashSalt;
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| 76 | const hashDigest =
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| 77 | /** @type {string} */
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| 78 | (generator.options.localIdentHashDigest);
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| 79 | const hashDigestLength = generator.options.localIdentHashDigestLength;
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| 80 | const hashFunction =
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| 81 | /** @type {HashFunction} */
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| 82 | (generator.options.localIdentHashFunction);
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| 83 |
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| 84 | const hash = createHash(hashFunction);
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| 85 |
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| 86 | if (hashSalt) {
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| 87 | hash.update(hashSalt);
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| 88 | }
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| 89 |
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| 90 | if (uniqueName) {
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| 91 | hash.update(uniqueName);
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| 92 | }
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| 93 |
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| 94 | hash.update(relativeResourcePath);
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| 95 | hash.update(local);
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| 96 |
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| 97 | localIdentHash = hash.digest(hashDigest).slice(0, hashDigestLength);
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| 98 | }
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| 99 |
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| 100 | let contentHash = "";
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| 101 |
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| 102 | if (
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| 103 | typeof localIdentName === "function" ||
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| 104 | /\[contenthash\]/.test(localIdentName)
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| 105 | ) {
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| 106 | const hash = createHash(runtimeTemplate.outputOptions.hashFunction);
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| 107 | const source = module.originalSource();
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| 108 |
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| 109 | if (source) {
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| 110 | updateHashFromSource(hash, source);
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| 111 | }
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| 112 |
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| 113 | if (module.error) {
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| 114 | hash.update(module.error.toString());
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| 115 | }
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| 116 |
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| 117 | const fullContentHash = hash.digest(
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| 118 | runtimeTemplate.outputOptions.hashDigest
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| 119 | );
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| 120 |
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| 121 | contentHash = nonNumericOnlyHash(
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| 122 | fullContentHash,
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| 123 | runtimeTemplate.outputOptions.hashDigestLength
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| 124 | );
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| 125 | }
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| 126 |
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| 127 | let localIdent = interpolate(localIdentName, {
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| 128 | prepareId: (id) => {
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| 129 | if (typeof id !== "string") return id;
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| 130 |
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| 131 | return (
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| 132 | id
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| 133 | .replace(/^([.-]|[^a-z0-9_-])+/i, "")
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| 134 | // We keep the `@` symbol because it can be used in the package name (e.g. `@company/package`), and if we replace it with `_`, a class conflict may occur.
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| 135 | // For example - `@import "@foo/package/style.module.css"` and `@import "foo/package/style.module.css"` (`foo` is a package, `package` is just a directory) will create a class conflict.
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| 136 | .replace(/[^a-z0-9@_-]+/gi, "_")
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| 137 | );
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| 138 | },
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| 139 | filename: relativeResourcePath,
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| 140 | hash: localIdentHash,
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| 141 | local,
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| 142 | contentHash,
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| 143 | chunkGraph,
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| 144 | module
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| 145 | });
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| 146 |
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| 147 | // TODO move these things into interpolate
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| 148 | if (/\[local\]/.test(localIdent)) {
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| 149 | localIdent = localIdent.replace(/\[local\]/g, local);
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| 150 | }
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| 151 |
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| 152 | if (/\[uniqueName\]/.test(localIdent)) {
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| 153 | localIdent = localIdent.replace(
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| 154 | /\[uniqueName\]/g,
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| 155 | /** @type {string} */ (uniqueName)
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| 156 | );
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| 157 | }
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| 158 |
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| 159 | // Protect the first character from unsupported values
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| 160 | return localIdent.replace(/^((-?\d)|--)/, "_$1");
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| 161 | };
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| 162 |
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| 163 | /** @typedef {string | [string, string] | [string, string, string]} Value */
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| 164 |
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| 165 | // 0 - replace, 1 - replace, 2 - append, 2 - once
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| 166 | /** @typedef {0 | 1 | 2 | 3 | 4} ExportMode */
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| 167 | // 0 - normal, 1 - custom css variable, 2 - grid custom ident, 3 - composes
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| 168 | /** @typedef {0 | 1 | 2 | 3} ExportType */
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| 169 |
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| 170 | /**
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| 171 | * Computes the interpolated identifier for `(module, value, exportType)`.
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| 172 | * Module-level reference so `moduleGraph.cached` can use it as a stable
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| 173 | * computer key — repeated lookups during a build skip
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| 174 | * `cssExportConvention`, `getLocalIdent` (with its content / path hashing)
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| 175 | * and `escapeIdentifier`.
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| 176 | * @param {ModuleGraph} _moduleGraph module graph (unused, kept for `cached` signature)
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| 177 | * @param {CssModule} module css module the value resolves in
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| 178 | * @param {string} value raw value to interpolate
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| 179 | * @param {ExportType} exportType export type discriminator
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| 180 | * @param {ChunkGraph} chunkGraph chunk graph
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| 181 | * @param {RuntimeTemplate} runtimeTemplate runtime template
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| 182 | * @returns {string} interpolated identifier
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| 183 | */
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| 184 | const computeInterpolatedIdentifier = (
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| 185 | _moduleGraph,
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| 186 | module,
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| 187 | value,
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| 188 | exportType,
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| 189 | chunkGraph,
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| 190 | runtimeTemplate
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| 191 | ) => {
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| 192 | const generator = /** @type {CssGenerator} */ (module.generator);
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| 193 | const local = cssExportConvention(
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| 194 | value,
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| 195 | /** @type {CssGeneratorExportsConvention} */
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| 196 | (generator.options.exportsConvention)
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| 197 | )[0];
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| 198 | const prefix =
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| 199 | exportType === CssIcssExportDependency.EXPORT_TYPE.CUSTOM_VARIABLE
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| 200 | ? "--"
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| 201 | : "";
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| 202 | return (
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| 203 | prefix +
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| 204 | getCssParser().escapeIdentifier(
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| 205 | getLocalIdent(local, module, chunkGraph, runtimeTemplate),
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| 206 | runtimeTemplate.compilation.compiler.root
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| 207 | )
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| 208 | );
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| 209 | };
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| 210 |
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| 211 | /**
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| 212 | * Top-level computer for `resolve`. Allocates a fresh `seen` set; recursive
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| 213 | * calls go through the un-cached inner path so cycle detection still works.
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| 214 | * @param {ModuleGraph} moduleGraph module graph
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| 215 | * @param {CssModule} module module to search
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| 216 | * @param {string} localName local name
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| 217 | * @param {string} importName imported export name
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| 218 | * @param {string | undefined} request request of the active `@value` import
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| 219 | * @param {ChunkGraph} chunkGraph chunk graph
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| 220 | * @param {RuntimeTemplate} runtimeTemplate runtime template
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| 221 | * @returns {string | undefined} resolved value or undefined
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| 222 | */
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| 223 | const computeResolve = (
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| 224 | moduleGraph,
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| 225 | module,
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| 226 | localName,
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| 227 | importName,
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| 228 | request,
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| 229 | chunkGraph,
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| 230 | runtimeTemplate
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| 231 | ) =>
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| 232 | CssIcssExportDependency.Template._doResolve(
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| 233 | localName,
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| 234 | importName,
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| 235 | /** @type {DependencyTemplateContext} */
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| 236 | (
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| 237 | /** @type {unknown} */
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| 238 | ({ moduleGraph, module, chunkGraph, runtimeTemplate })
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| 239 | ),
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| 240 | request,
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| 241 | new Set()
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| 242 | );
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| 243 |
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| 244 | /**
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| 245 | * Top-level computer for `resolveReferences`. See `computeResolve`.
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| 246 | * @param {ModuleGraph} moduleGraph module graph
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| 247 | * @param {CssIcssExportDependency} dep export dependency
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| 248 | * @param {CssModule} module module that hosts `dep`
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| 249 | * @param {ChunkGraph} chunkGraph chunk graph
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| 250 | * @param {RuntimeTemplate} runtimeTemplate runtime template
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| 251 | * @returns {string[]} final references, deduplicated
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| 252 | */
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| 253 | const computeResolveReferences = (
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| 254 | moduleGraph,
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| 255 | dep,
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| 256 | module,
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| 257 | chunkGraph,
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| 258 | runtimeTemplate
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| 259 | ) =>
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| 260 | CssIcssExportDependency.Template._doResolveReferences(
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| 261 | dep,
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| 262 | /** @type {DependencyTemplateContext} */
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| 263 | (
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| 264 | /** @type {unknown} */
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| 265 | ({ moduleGraph, module, chunkGraph, runtimeTemplate })
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| 266 | ),
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| 267 | new Set()
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| 268 | );
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| 269 |
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| 270 | class CssIcssExportDependency extends NullDependency {
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| 271 | /**
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| 272 | * Example of dependency:
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| 273 | *
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| 274 | * :export { LOCAL_NAME: EXPORT_NAME }
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| 275 | * @param {string} name export name
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| 276 | * @param {Value} value value or local name and import name
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| 277 | * @param {Range=} range range
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| 278 | * @param {boolean=} interpolate true when value need to be interpolated, otherwise false
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| 279 | * @param {ExportMode=} exportMode export mode
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| 280 | * @param {ExportType=} exportType export type
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| 281 | */
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| 282 | constructor(
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| 283 | name,
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| 284 | value,
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| 285 | range,
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| 286 | interpolate = false,
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| 287 | exportMode = CssIcssExportDependency.EXPORT_MODE.REPLACE,
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| 288 | exportType = CssIcssExportDependency.EXPORT_TYPE.NORMAL
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| 289 | ) {
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| 290 | super();
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| 291 | this.name = name;
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| 292 | this.value = value;
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| 293 | this.range = range;
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| 294 | this.interpolate = interpolate;
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| 295 | this.exportMode = exportMode;
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| 296 | this.exportType = exportType;
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| 297 | /** @type {undefined | string} */
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| 298 | this._hashUpdate = undefined;
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| 299 | /** @type {undefined | string[]} */
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| 300 | this._conventionNames = undefined;
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| 301 | /** @type {undefined | string[]} */
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| 302 | this._valueConventionNames = undefined;
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| 303 | }
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| 304 |
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| 305 | get type() {
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| 306 | return "css :export";
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| 307 | }
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| 308 |
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| 309 | /**
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| 310 | * Gets exports convention names.
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| 311 | * @param {string} name export name
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| 312 | * @param {CssGeneratorExportsConvention} convention convention of the export name
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| 313 | * @returns {string[]} convention results
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| 314 | */
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| 315 | getExportsConventionNames(name, convention) {
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| 316 | if (this._conventionNames) {
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| 317 | return this._conventionNames;
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| 318 | }
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| 319 | this._conventionNames = cssExportConvention(name, convention);
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| 320 | return this._conventionNames;
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| 321 | }
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| 322 |
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| 323 | /**
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| 324 | * Memoized `cssExportConvention(this.value, convention)`. Used by every
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| 325 | * code path that needs the convention-derived aliases of the composed /
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| 326 | * referenced class: `getReferencedExports`, `getWarnings`, and the template's
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| 327 | * `getIdentifier`. Caller guarantees `typeof this.value === "string"` —
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| 328 | * the array form (cross-module references) is resolved separately.
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| 329 | * @param {CssGeneratorExportsConvention} convention convention of the export name
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| 330 | * @returns {string[]} convention results
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| 331 | */
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| 332 | getValueConventionNames(convention) {
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| 333 | if (this._valueConventionNames) {
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| 334 | return this._valueConventionNames;
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| 335 | }
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| 336 | this._valueConventionNames = cssExportConvention(
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| 337 | /** @type {string} */ (this.value),
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| 338 | convention
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| 339 | );
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| 340 | return this._valueConventionNames;
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| 341 | }
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| 342 |
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| 343 | /**
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| 344 | * Returns list of exports referenced by this dependency
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| 345 | * @param {ModuleGraph} moduleGraph module graph
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| 346 | * @param {RuntimeSpec} runtime the runtime for which the module is analysed
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| 347 | * @returns {ReferencedExports} referenced exports
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| 348 | */
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| 349 | getReferencedExports(moduleGraph, runtime) {
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| 350 | if (
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| 351 | this.exportMode === CssIcssExportDependency.EXPORT_MODE.SELF_REFERENCE &&
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| 352 | typeof this.value === "string"
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| 353 | ) {
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| 354 | // `composes: foo;` — the composed class (`this.value`) is the one
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| 355 | // referenced, not the class doing the composing (`this.name`). Apply
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| 356 | // the generator's `exportsConvention` so the export names produced
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| 357 | // by the convention are what the optimizer sees.
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| 358 | const module =
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| 359 | /** @type {CssModule | undefined} */
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| 360 | (moduleGraph.getParentModule(this));
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| 361 | if (!module) return super.getReferencedExports(moduleGraph, runtime);
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| 362 | const generator = /** @type {CssGenerator} */ (module.generator);
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| 363 | const names = this.getValueConventionNames(
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| 364 | /** @type {CssGeneratorExportsConvention} */
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| 365 | (generator.options.exportsConvention)
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| 366 | );
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| 367 | return names.map((name) => ({
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| 368 | name: [name],
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| 369 | canMangle: true
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| 370 | }));
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| 371 | }
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| 372 |
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| 373 | return super.getReferencedExports(moduleGraph, runtime);
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| 374 | }
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| 375 |
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| 376 | /**
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| 377 | * Returns the exported names
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| 378 | * @param {ModuleGraph} moduleGraph module graph
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| 379 | * @returns {ExportsSpec | undefined} export names
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| 380 | */
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| 381 | getExports(moduleGraph) {
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| 382 | if (
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| 383 | this.exportMode === CssIcssExportDependency.EXPORT_MODE.NONE ||
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| 384 | this.exportMode === CssIcssExportDependency.EXPORT_MODE.SELF_REFERENCE
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| 385 | ) {
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| 386 | return;
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| 387 | }
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| 388 |
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| 389 | const module = /** @type {CssModule} */ (moduleGraph.getParentModule(this));
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| 390 | const generator = /** @type {CssGenerator} */ (module.generator);
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| 391 | const names = this.getExportsConventionNames(
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| 392 | this.name,
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| 393 | /** @type {CssGeneratorExportsConvention} */
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| 394 | (generator.options.exportsConvention)
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| 395 | );
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| 396 |
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| 397 | return {
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| 398 | exports: [...names].map((name) => ({
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| 399 | name,
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| 400 | canMangle: true
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| 401 | })),
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| 402 | dependencies: undefined
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| 403 | };
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| 404 | }
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| 405 |
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| 406 | /**
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| 407 | * Returns warnings.
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| 408 | * @param {ModuleGraph} moduleGraph module graph
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| 409 | * @returns {WebpackError[] | null | undefined} warnings
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| 410 | */
|
|---|
| 411 | getWarnings(moduleGraph) {
|
|---|
| 412 | if (
|
|---|
| 413 | this.exportMode === CssIcssExportDependency.EXPORT_MODE.SELF_REFERENCE &&
|
|---|
| 414 | typeof this.value === "string"
|
|---|
| 415 | ) {
|
|---|
| 416 | const module =
|
|---|
| 417 | /** @type {CssModule | undefined} */
|
|---|
| 418 | (moduleGraph.getParentModule(this));
|
|---|
| 419 |
|
|---|
| 420 | if (!module) return null;
|
|---|
| 421 |
|
|---|
| 422 | // `ExportsInfo` only stores names produced by `exportsConvention`,
|
|---|
| 423 | // so a raw `isExportProvided(this.value)` check is a false-positive
|
|---|
| 424 | // for `camel-case-only` / `dashes-only` (and any custom function
|
|---|
| 425 | // that drops the original spelling). Treat the composed class as
|
|---|
| 426 | // provided if *any* of its convention-produced aliases is provided.
|
|---|
| 427 | const generator = /** @type {CssGenerator} */ (module.generator);
|
|---|
| 428 | const exportsInfo = moduleGraph.getExportsInfo(module);
|
|---|
| 429 | const names = this.getValueConventionNames(
|
|---|
| 430 | /** @type {CssGeneratorExportsConvention} */
|
|---|
| 431 | (generator.options.exportsConvention)
|
|---|
| 432 | );
|
|---|
| 433 | const isProvided = names.some((name) =>
|
|---|
| 434 | exportsInfo.isExportProvided(name)
|
|---|
| 435 | );
|
|---|
| 436 |
|
|---|
| 437 | if (!isProvided) {
|
|---|
| 438 | const error = new WebpackError(
|
|---|
| 439 | `Self-referencing name "${this.value}" not found`
|
|---|
| 440 | );
|
|---|
| 441 | error.module = module;
|
|---|
| 442 |
|
|---|
| 443 | return [error];
|
|---|
| 444 | }
|
|---|
| 445 | }
|
|---|
| 446 |
|
|---|
| 447 | return null;
|
|---|
| 448 | }
|
|---|
| 449 |
|
|---|
| 450 | /**
|
|---|
| 451 | * Updates the hash with the data contributed by this instance.
|
|---|
| 452 | * @param {Hash} hash hash to be updated
|
|---|
| 453 | * @param {UpdateHashContext} context context
|
|---|
| 454 | * @returns {void}
|
|---|
| 455 | */
|
|---|
| 456 | updateHash(hash, { chunkGraph }) {
|
|---|
| 457 | if (this._hashUpdate === undefined) {
|
|---|
| 458 | const module =
|
|---|
| 459 | /** @type {CssModule} */
|
|---|
| 460 | (chunkGraph.moduleGraph.getParentModule(this));
|
|---|
| 461 | const generator = /** @type {CssGenerator} */ (module.generator);
|
|---|
| 462 | const names = this.getExportsConventionNames(
|
|---|
| 463 | this.name,
|
|---|
| 464 | /** @type {CssGeneratorExportsConvention} */
|
|---|
| 465 | (generator.options.exportsConvention)
|
|---|
| 466 | );
|
|---|
| 467 | // Include all instance state that affects the emitted output —
|
|---|
| 468 | // `name`, `value`, `range`, `interpolate`, `exportMode`,
|
|---|
| 469 | // `exportType` — so changes like switching `composes: foo` →
|
|---|
| 470 | // `composes: bar` or `ONCE` → `APPEND` invalidate caches.
|
|---|
| 471 | this._hashUpdate = `exportsConvention|${JSON.stringify(names)}|localIdentName|${JSON.stringify(generator.options.localIdentName)}|value|${JSON.stringify(this.value)}|range|${JSON.stringify(this.range)}|interpolate|${this.interpolate}|exportMode|${this.exportMode}|exportType|${this.exportType}`;
|
|---|
| 472 | }
|
|---|
| 473 | hash.update(this._hashUpdate);
|
|---|
| 474 | }
|
|---|
| 475 |
|
|---|
| 476 | /**
|
|---|
| 477 | * Serializes this instance into the provided serializer context.
|
|---|
| 478 | * @param {ObjectSerializerContext} context context
|
|---|
| 479 | */
|
|---|
| 480 | serialize(context) {
|
|---|
| 481 | const { write } = context;
|
|---|
| 482 | write(this.name);
|
|---|
| 483 | write(this.value);
|
|---|
| 484 | write(this.range);
|
|---|
| 485 | write(this.interpolate);
|
|---|
| 486 | write(this.exportMode);
|
|---|
| 487 | write(this.exportType);
|
|---|
| 488 | super.serialize(context);
|
|---|
| 489 | }
|
|---|
| 490 |
|
|---|
| 491 | /**
|
|---|
| 492 | * Restores this instance from the provided deserializer context.
|
|---|
| 493 | * @param {ObjectDeserializerContext} context context
|
|---|
| 494 | */
|
|---|
| 495 | deserialize(context) {
|
|---|
| 496 | const { read } = context;
|
|---|
| 497 | this.name = read();
|
|---|
| 498 | this.value = read();
|
|---|
| 499 | this.range = read();
|
|---|
| 500 | this.interpolate = read();
|
|---|
| 501 | this.exportMode = read();
|
|---|
| 502 | this.exportType = read();
|
|---|
| 503 | super.deserialize(context);
|
|---|
| 504 | }
|
|---|
| 505 | }
|
|---|
| 506 |
|
|---|
| 507 | CssIcssExportDependency.Template = class CssIcssExportDependencyTemplate extends (
|
|---|
| 508 | NullDependency.Template
|
|---|
| 509 | ) {
|
|---|
| 510 | /**
|
|---|
| 511 | * Returns found reference. The top-level call (no `seen` argument) is
|
|---|
| 512 | * memoized via `moduleGraph.cached` keyed by `(module, localName,
|
|---|
| 513 | * importName, request, chunkGraph, runtimeTemplate)`. Recursive callers
|
|---|
| 514 | * pass `seen` and skip the cache so the cycle guard is preserved — only
|
|---|
| 515 | * completed top-level resolutions land in the cache.
|
|---|
| 516 | * @param {string} localName local name
|
|---|
| 517 | * @param {string} importName import name
|
|---|
| 518 | * @param {DependencyTemplateContext} templateContext the context object
|
|---|
| 519 | * @param {string | undefined} request user request of the `@value` import that was active when the reference was parsed — used to disambiguate when the same local name is imported from multiple modules
|
|---|
| 520 | * @param {Set<CssIcssExportDependency>=} seen seen to prevent cyclical problems
|
|---|
| 521 | * @returns {string | undefined} found reference
|
|---|
| 522 | */
|
|---|
| 523 | static resolve(localName, importName, templateContext, request, seen) {
|
|---|
| 524 | if (seen !== undefined) {
|
|---|
| 525 | return CssIcssExportDependencyTemplate._doResolve(
|
|---|
| 526 | localName,
|
|---|
| 527 | importName,
|
|---|
| 528 | templateContext,
|
|---|
| 529 | request,
|
|---|
| 530 | seen
|
|---|
| 531 | );
|
|---|
| 532 | }
|
|---|
| 533 | const { moduleGraph, module, chunkGraph, runtimeTemplate } =
|
|---|
| 534 | templateContext;
|
|---|
| 535 | return moduleGraph.cached(
|
|---|
| 536 | computeResolve,
|
|---|
| 537 | /** @type {CssModule} */ (module),
|
|---|
| 538 | localName,
|
|---|
| 539 | importName,
|
|---|
| 540 | request,
|
|---|
| 541 | chunkGraph,
|
|---|
| 542 | runtimeTemplate
|
|---|
| 543 | );
|
|---|
| 544 | }
|
|---|
| 545 |
|
|---|
| 546 | /**
|
|---|
| 547 | * Inner recursive worker for `resolve`. Not memoized — see `resolve`.
|
|---|
| 548 | * @param {string} localName local name
|
|---|
| 549 | * @param {string} importName import name
|
|---|
| 550 | * @param {DependencyTemplateContext} templateContext the context object
|
|---|
| 551 | * @param {string | undefined} request user request
|
|---|
| 552 | * @param {Set<CssIcssExportDependency>} seen seen to prevent cyclical problems
|
|---|
| 553 | * @returns {string | undefined} found reference
|
|---|
| 554 | */
|
|---|
| 555 | static _doResolve(localName, importName, templateContext, request, seen) {
|
|---|
| 556 | const { moduleGraph } = templateContext;
|
|---|
| 557 | const importDep =
|
|---|
| 558 | /** @type {CssIcssImportDependency | undefined} */
|
|---|
| 559 | (
|
|---|
| 560 | CssIcssExportDependencyTemplate.findImportDep(
|
|---|
| 561 | templateContext.module.dependencies,
|
|---|
| 562 | localName,
|
|---|
| 563 | request
|
|---|
| 564 | )
|
|---|
| 565 | );
|
|---|
| 566 | if (!importDep) return undefined;
|
|---|
| 567 |
|
|---|
| 568 | const module = /** @type {CssModule} */ (moduleGraph.getModule(importDep));
|
|---|
| 569 | if (!module) return undefined;
|
|---|
| 570 |
|
|---|
| 571 | const exportDep =
|
|---|
| 572 | /** @type {CssIcssExportDependency} */
|
|---|
| 573 | (
|
|---|
| 574 | module.dependencies.find(
|
|---|
| 575 | (d) => d instanceof CssIcssExportDependency && d.name === importName
|
|---|
| 576 | )
|
|---|
| 577 | );
|
|---|
| 578 |
|
|---|
| 579 | if (!exportDep) return undefined;
|
|---|
| 580 |
|
|---|
| 581 | if (seen.has(exportDep)) return undefined;
|
|---|
| 582 | seen.add(exportDep);
|
|---|
| 583 |
|
|---|
| 584 | const { value, interpolate } = exportDep;
|
|---|
| 585 |
|
|---|
| 586 | if (Array.isArray(value)) {
|
|---|
| 587 | return CssIcssExportDependencyTemplate._doResolve(
|
|---|
| 588 | value[0],
|
|---|
| 589 | value[1],
|
|---|
| 590 | {
|
|---|
| 591 | ...templateContext,
|
|---|
| 592 | module
|
|---|
| 593 | },
|
|---|
| 594 | value[2],
|
|---|
| 595 | seen
|
|---|
| 596 | );
|
|---|
| 597 | }
|
|---|
| 598 |
|
|---|
| 599 | if (interpolate) {
|
|---|
| 600 | return CssIcssExportDependency.Template.getIdentifier(value, exportDep, {
|
|---|
| 601 | ...templateContext,
|
|---|
| 602 | module
|
|---|
| 603 | });
|
|---|
| 604 | }
|
|---|
| 605 |
|
|---|
| 606 | return value;
|
|---|
| 607 | }
|
|---|
| 608 |
|
|---|
| 609 | /**
|
|---|
| 610 | * Finds the active `CssIcssImportDependency` for a given local name. When a
|
|---|
| 611 | * `request` is provided the lookup also requires the import dependency's
|
|---|
| 612 | * `request` to match — this lets references that appear between two
|
|---|
| 613 | * `@value foo from "..."` declarations resolve through the import that was
|
|---|
| 614 | * in scope at the reference site, rather than always picking the first.
|
|---|
| 615 | * @param {Iterable<Dependency>} dependencies module dependencies to search
|
|---|
| 616 | * @param {string} localName local name
|
|---|
| 617 | * @param {string=} request user request of the `@value` import to match
|
|---|
| 618 | * @returns {CssIcssImportDependency | undefined} matching import dep, if any
|
|---|
| 619 | */
|
|---|
| 620 | static findImportDep(dependencies, localName, request) {
|
|---|
| 621 | /** @type {CssIcssImportDependency | undefined} */
|
|---|
| 622 | let firstMatch;
|
|---|
| 623 | for (const d of dependencies) {
|
|---|
| 624 | if (d instanceof CssIcssImportDependency && d.localName === localName) {
|
|---|
| 625 | if (request === undefined) return d;
|
|---|
| 626 | if (d.request === request) return d;
|
|---|
| 627 | if (firstMatch === undefined) firstMatch = d;
|
|---|
| 628 | }
|
|---|
| 629 | }
|
|---|
| 630 | return firstMatch;
|
|---|
| 631 | }
|
|---|
| 632 |
|
|---|
| 633 | /**
|
|---|
| 634 | * Resolves references. The top-level call (no `seen` argument) is
|
|---|
| 635 | * memoized via `moduleGraph.cached`; recursive callers pass `seen` and
|
|---|
| 636 | * bypass the cache to keep the cycle guard intact.
|
|---|
| 637 | * @param {CssIcssExportDependency} dep value
|
|---|
| 638 | * @param {DependencyTemplateContext} templateContext template context
|
|---|
| 639 | * @param {Set<CssIcssExportDependency>=} seen to prevent cyclical problems
|
|---|
| 640 | * @returns {string[]} final names
|
|---|
| 641 | */
|
|---|
| 642 | static resolveReferences(dep, templateContext, seen) {
|
|---|
| 643 | if (seen !== undefined) {
|
|---|
| 644 | return CssIcssExportDependencyTemplate._doResolveReferences(
|
|---|
| 645 | dep,
|
|---|
| 646 | templateContext,
|
|---|
| 647 | seen
|
|---|
| 648 | );
|
|---|
| 649 | }
|
|---|
| 650 | const { moduleGraph, module, chunkGraph, runtimeTemplate } =
|
|---|
| 651 | templateContext;
|
|---|
| 652 | return moduleGraph.cached(
|
|---|
| 653 | computeResolveReferences,
|
|---|
| 654 | dep,
|
|---|
| 655 | /** @type {CssModule} */ (module),
|
|---|
| 656 | chunkGraph,
|
|---|
| 657 | runtimeTemplate
|
|---|
| 658 | );
|
|---|
| 659 | }
|
|---|
| 660 |
|
|---|
| 661 | /**
|
|---|
| 662 | * Inner recursive worker for `resolveReferences`. Not memoized.
|
|---|
| 663 | * @param {CssIcssExportDependency} dep value
|
|---|
| 664 | * @param {DependencyTemplateContext} templateContext template context
|
|---|
| 665 | * @param {Set<CssIcssExportDependency>} seen to prevent cyclical problems
|
|---|
| 666 | * @returns {string[]} final names
|
|---|
| 667 | */
|
|---|
| 668 | static _doResolveReferences(dep, templateContext, seen) {
|
|---|
| 669 | /** @type {string[]} */
|
|---|
| 670 | const references = [];
|
|---|
| 671 |
|
|---|
| 672 | if (seen.has(dep)) return references;
|
|---|
| 673 | seen.add(dep);
|
|---|
| 674 |
|
|---|
| 675 | if (Array.isArray(dep.value)) {
|
|---|
| 676 | const importDep =
|
|---|
| 677 | /** @type {CssIcssImportDependency | undefined} */
|
|---|
| 678 | (
|
|---|
| 679 | CssIcssExportDependencyTemplate.findImportDep(
|
|---|
| 680 | templateContext.module.dependencies,
|
|---|
| 681 | dep.value[0],
|
|---|
| 682 | dep.value[2]
|
|---|
| 683 | )
|
|---|
| 684 | );
|
|---|
| 685 | if (!importDep) return references;
|
|---|
| 686 |
|
|---|
| 687 | const module =
|
|---|
| 688 | /** @type {CssModule} */
|
|---|
| 689 | (templateContext.moduleGraph.getModule(importDep));
|
|---|
| 690 | if (!module) return references;
|
|---|
| 691 |
|
|---|
| 692 | for (const d of module.dependencies) {
|
|---|
| 693 | if (d instanceof CssIcssExportDependency && d.name === dep.value[1]) {
|
|---|
| 694 | if (Array.isArray(d.value)) {
|
|---|
| 695 | const deepReferences =
|
|---|
| 696 | CssIcssExportDependencyTemplate._doResolveReferences(
|
|---|
| 697 | d,
|
|---|
| 698 | {
|
|---|
| 699 | ...templateContext,
|
|---|
| 700 | module
|
|---|
| 701 | },
|
|---|
| 702 | seen
|
|---|
| 703 | );
|
|---|
| 704 |
|
|---|
| 705 | references.push(...deepReferences);
|
|---|
| 706 | } else {
|
|---|
| 707 | references.push(
|
|---|
| 708 | CssIcssExportDependencyTemplate.getIdentifier(d.value, d, {
|
|---|
| 709 | ...templateContext,
|
|---|
| 710 | module
|
|---|
| 711 | })
|
|---|
| 712 | );
|
|---|
| 713 | }
|
|---|
| 714 | }
|
|---|
| 715 | }
|
|---|
| 716 | } else {
|
|---|
| 717 | // Adding basic class
|
|---|
| 718 | references.push(
|
|---|
| 719 | CssIcssExportDependencyTemplate.getIdentifier(
|
|---|
| 720 | dep.value,
|
|---|
| 721 | dep,
|
|---|
| 722 | templateContext
|
|---|
| 723 | )
|
|---|
| 724 | );
|
|---|
| 725 |
|
|---|
| 726 | for (const d of templateContext.module.dependencies) {
|
|---|
| 727 | if (
|
|---|
| 728 | d instanceof CssIcssExportDependency &&
|
|---|
| 729 | d.exportType === CssIcssExportDependency.EXPORT_TYPE.COMPOSES &&
|
|---|
| 730 | d.name === dep.value
|
|---|
| 731 | ) {
|
|---|
| 732 | if (Array.isArray(d.value)) {
|
|---|
| 733 | const deepReferences =
|
|---|
| 734 | CssIcssExportDependencyTemplate._doResolveReferences(
|
|---|
| 735 | d,
|
|---|
| 736 | templateContext,
|
|---|
| 737 | seen
|
|---|
| 738 | );
|
|---|
| 739 |
|
|---|
| 740 | references.push(...deepReferences);
|
|---|
| 741 | } else {
|
|---|
| 742 | references.push(
|
|---|
| 743 | CssIcssExportDependencyTemplate.getIdentifier(
|
|---|
| 744 | d.value,
|
|---|
| 745 | d,
|
|---|
| 746 | templateContext
|
|---|
| 747 | )
|
|---|
| 748 | );
|
|---|
| 749 | }
|
|---|
| 750 | }
|
|---|
| 751 | }
|
|---|
| 752 | }
|
|---|
| 753 |
|
|---|
| 754 | return [...new Set(references)];
|
|---|
| 755 | }
|
|---|
| 756 |
|
|---|
| 757 | /**
|
|---|
| 758 | * Returns identifier. When the dep opts into interpolation the full
|
|---|
| 759 | * computation is memoized via `moduleGraph.cached` keyed by
|
|---|
| 760 | * `(module, value, exportType, chunkGraph, runtimeTemplate)` so
|
|---|
| 761 | * `cssExportConvention` / `getLocalIdent` / `escapeIdentifier` are not
|
|---|
| 762 | * re-run for the same identifier during code generation.
|
|---|
| 763 | * @param {string} value value to identifier
|
|---|
| 764 | * @param {Dependency} dependency the dependency for which the template should be applied
|
|---|
| 765 | * @param {DependencyTemplateContext} templateContext the context object
|
|---|
| 766 | * @returns {string} identifier
|
|---|
| 767 | */
|
|---|
| 768 | static getIdentifier(value, dependency, templateContext) {
|
|---|
| 769 | const dep = /** @type {CssIcssExportDependency} */ (dependency);
|
|---|
| 770 | if (!dep.interpolate) return value;
|
|---|
| 771 | const { moduleGraph, module, chunkGraph, runtimeTemplate } =
|
|---|
| 772 | templateContext;
|
|---|
| 773 | return moduleGraph.cached(
|
|---|
| 774 | computeInterpolatedIdentifier,
|
|---|
| 775 | /** @type {CssModule} */ (module),
|
|---|
| 776 | value,
|
|---|
| 777 | dep.exportType,
|
|---|
| 778 | chunkGraph,
|
|---|
| 779 | runtimeTemplate
|
|---|
| 780 | );
|
|---|
| 781 | }
|
|---|
| 782 |
|
|---|
| 783 | /**
|
|---|
| 784 | * Applies the plugin by registering its hooks on the compiler.
|
|---|
| 785 | * @param {Dependency} dependency the dependency for which the template should be applied
|
|---|
| 786 | * @param {ReplaceSource} source the current replace source which can be modified
|
|---|
| 787 | * @param {DependencyTemplateContext} templateContext the context object
|
|---|
| 788 | * @returns {void}
|
|---|
| 789 | */
|
|---|
| 790 | apply(dependency, source, templateContext) {
|
|---|
| 791 | const dep = /** @type {CssIcssExportDependency} */ (dependency);
|
|---|
| 792 | if (!dep.range && templateContext.type !== JAVASCRIPT_TYPE) return;
|
|---|
| 793 | const { module: m, moduleGraph, runtime, cssData } = templateContext;
|
|---|
| 794 | const module = /** @type {CssModule} */ (m);
|
|---|
| 795 | const generator = /** @type {CssGenerator} */ (module.generator);
|
|---|
| 796 | const isReference = Array.isArray(dep.value);
|
|---|
| 797 |
|
|---|
| 798 | /** @type {string} */
|
|---|
| 799 | let value;
|
|---|
| 800 |
|
|---|
| 801 | // The `composes` has more complex logic for collecting all the classes
|
|---|
| 802 | if (
|
|---|
| 803 | dep.exportType === CssIcssExportDependency.EXPORT_TYPE.COMPOSES &&
|
|---|
| 804 | templateContext.type === JAVASCRIPT_TYPE
|
|---|
| 805 | ) {
|
|---|
| 806 | value = CssIcssExportDependencyTemplate.resolveReferences(
|
|---|
| 807 | dep,
|
|---|
| 808 | templateContext
|
|---|
| 809 | ).join(" ");
|
|---|
| 810 | } else if (isReference) {
|
|---|
| 811 | const resolved = CssIcssExportDependencyTemplate.resolve(
|
|---|
| 812 | dep.value[0],
|
|---|
| 813 | dep.value[1],
|
|---|
| 814 | templateContext,
|
|---|
| 815 | dep.value[2]
|
|---|
| 816 | );
|
|---|
| 817 |
|
|---|
| 818 | // Fallback to the local name if not resolved
|
|---|
| 819 | value = resolved || dep.value[0];
|
|---|
| 820 | } else {
|
|---|
| 821 | value = CssIcssExportDependencyTemplate.getIdentifier(
|
|---|
| 822 | /** @type {string} */ (dep.value),
|
|---|
| 823 | dep,
|
|---|
| 824 | templateContext
|
|---|
| 825 | );
|
|---|
| 826 | }
|
|---|
| 827 |
|
|---|
| 828 | if (
|
|---|
| 829 | dep.exportType ===
|
|---|
| 830 | CssIcssExportDependency.EXPORT_TYPE.GRID_CUSTOM_IDENTIFIER
|
|---|
| 831 | ) {
|
|---|
| 832 | value += `-${dep.name}`;
|
|---|
| 833 | }
|
|---|
| 834 |
|
|---|
| 835 | if (
|
|---|
| 836 | templateContext.type === JAVASCRIPT_TYPE &&
|
|---|
| 837 | dep.exportMode !== CssIcssExportDependency.EXPORT_MODE.NONE
|
|---|
| 838 | ) {
|
|---|
| 839 | const names = dep.getExportsConventionNames(
|
|---|
| 840 | dep.name,
|
|---|
| 841 | /** @type {CssGeneratorExportsConvention} */
|
|---|
| 842 | (generator.options.exportsConvention)
|
|---|
| 843 | );
|
|---|
| 844 | const usedNames =
|
|---|
| 845 | /** @type {string[]} */
|
|---|
| 846 | (
|
|---|
| 847 | names
|
|---|
| 848 | .map((name) =>
|
|---|
| 849 | moduleGraph.getExportInfo(module, name).getUsedName(name, runtime)
|
|---|
| 850 | )
|
|---|
| 851 | .filter(Boolean)
|
|---|
| 852 | );
|
|---|
| 853 | const allNames = new Set([...usedNames, ...names]);
|
|---|
| 854 | const unescaped = getCssParser().unescapeIdentifier(
|
|---|
| 855 | value,
|
|---|
| 856 | templateContext.runtimeTemplate.compilation.compiler.root
|
|---|
| 857 | );
|
|---|
| 858 |
|
|---|
| 859 | const depLocStart =
|
|---|
| 860 | dep.loc &&
|
|---|
| 861 | /** @type {{ start?: { line: number, column: number } }} */ (dep.loc)
|
|---|
| 862 | .start;
|
|---|
| 863 | for (const used of allNames) {
|
|---|
| 864 | if (dep.exportMode === CssIcssExportDependency.EXPORT_MODE.ONCE) {
|
|---|
| 865 | if (cssData.exports.has(used)) return;
|
|---|
| 866 | cssData.exports.set(used, unescaped);
|
|---|
| 867 | if (
|
|---|
| 868 | depLocStart &&
|
|---|
| 869 | cssData.exportLocs &&
|
|---|
| 870 | !cssData.exportLocs.has(used)
|
|---|
| 871 | ) {
|
|---|
| 872 | cssData.exportLocs.set(used, {
|
|---|
| 873 | line: depLocStart.line,
|
|---|
| 874 | column: depLocStart.column
|
|---|
| 875 | });
|
|---|
| 876 | }
|
|---|
| 877 | } else {
|
|---|
| 878 | const originalValue =
|
|---|
| 879 | dep.exportMode === CssIcssExportDependency.EXPORT_MODE.REPLACE
|
|---|
| 880 | ? undefined
|
|---|
| 881 | : cssData.exports.get(used);
|
|---|
| 882 |
|
|---|
| 883 | cssData.exports.set(
|
|---|
| 884 | used,
|
|---|
| 885 | `${originalValue ? `${originalValue}${unescaped ? " " : ""}` : ""}${unescaped}`
|
|---|
| 886 | );
|
|---|
| 887 | // Record the source location once per export (use the first
|
|---|
| 888 | // occurrence — for APPEND/REPLACE this corresponds to the
|
|---|
| 889 | // first selector seen, which is a reasonable anchor).
|
|---|
| 890 | if (
|
|---|
| 891 | depLocStart &&
|
|---|
| 892 | cssData.exportLocs &&
|
|---|
| 893 | !cssData.exportLocs.has(used)
|
|---|
| 894 | ) {
|
|---|
| 895 | cssData.exportLocs.set(used, {
|
|---|
| 896 | line: depLocStart.line,
|
|---|
| 897 | column: depLocStart.column
|
|---|
| 898 | });
|
|---|
| 899 | }
|
|---|
| 900 | }
|
|---|
| 901 | }
|
|---|
| 902 | } else if (
|
|---|
| 903 | dep.range &&
|
|---|
| 904 | templateContext.type === CSS_TYPE &&
|
|---|
| 905 | dep.exportMode !== CssIcssExportDependency.EXPORT_MODE.APPEND &&
|
|---|
| 906 | dep.exportMode !== CssIcssExportDependency.EXPORT_MODE.SELF_REFERENCE
|
|---|
| 907 | ) {
|
|---|
| 908 | source.replace(dep.range[0], dep.range[1] - 1, value);
|
|---|
| 909 | }
|
|---|
| 910 | }
|
|---|
| 911 | };
|
|---|
| 912 |
|
|---|
| 913 | /** @type {Record<"NONE" | "REPLACE" | "APPEND" | "ONCE" | "SELF_REFERENCE", ExportMode>} */
|
|---|
| 914 | CssIcssExportDependency.EXPORT_MODE = {
|
|---|
| 915 | NONE: 0,
|
|---|
| 916 | REPLACE: 1,
|
|---|
| 917 | APPEND: 2,
|
|---|
| 918 | ONCE: 3,
|
|---|
| 919 | SELF_REFERENCE: 4
|
|---|
| 920 | };
|
|---|
| 921 |
|
|---|
| 922 | /** @type {Record<"NORMAL" | "CUSTOM_VARIABLE" | "GRID_CUSTOM_IDENTIFIER" | "COMPOSES", ExportType>} */
|
|---|
| 923 | CssIcssExportDependency.EXPORT_TYPE = {
|
|---|
| 924 | NORMAL: 0,
|
|---|
| 925 | CUSTOM_VARIABLE: 1,
|
|---|
| 926 | GRID_CUSTOM_IDENTIFIER: 2,
|
|---|
| 927 | COMPOSES: 3
|
|---|
| 928 | };
|
|---|
| 929 |
|
|---|
| 930 | makeSerializable(
|
|---|
| 931 | CssIcssExportDependency,
|
|---|
| 932 | "webpack/lib/dependencies/CssIcssExportDependency"
|
|---|
| 933 | );
|
|---|
| 934 |
|
|---|
| 935 | module.exports = CssIcssExportDependency;
|
|---|
