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fix: do not duplicate css on composes #1040

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merged 1 commit into from Jan 10, 2020
Merged

fix: do not duplicate css on composes #1040

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1,152 changes: 612 additions & 540 deletions package-lock.json
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28 changes: 14 additions & 14 deletions package.json
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Expand Up @@ -57,38 +57,38 @@
"schema-utils": "^2.6.0"
},
"devDependencies": {
"@babel/cli": "^7.7.4",
"@babel/core": "^7.7.4",
"@babel/preset-env": "^7.7.4",
"@commitlint/cli": "^8.2.0",
"@commitlint/config-conventional": "^8.2.0",
"@babel/cli": "^7.7.7",
"@babel/core": "^7.7.7",
"@babel/preset-env": "^7.7.7",
"@commitlint/cli": "^8.3.4",
"@commitlint/config-conventional": "^8.3.4",
"@webpack-contrib/defaults": "^6.3.0",
"@webpack-contrib/eslint-config-webpack": "^3.0.0",
"babel-jest": "^24.9.0",
"commitlint-azure-pipelines-cli": "^1.0.2",
"commitlint-azure-pipelines-cli": "^1.0.3",
"cross-env": "^6.0.3",
"del": "^5.1.0",
"del-cli": "^3.0.0",
"es-check": "^5.1.0",
"eslint": "^6.7.1",
"eslint-config-prettier": "^6.7.0",
"eslint-plugin-import": "^2.18.2",
"eslint": "^6.8.0",
"eslint-config-prettier": "^6.9.0",
"eslint-plugin-import": "^2.19.1",
"file-loader": "^5.0.2",
"husky": "^3.1.0",
"husky": "^4.0.6",
"jest": "^24.9.0",
"jest-junit": "^10.0.0",
"lint-staged": "^9.5.0",
"memfs": "^3.0.1",
"memfs": "^3.0.3",
"npm-run-all": "^4.1.5",
"postcss-loader": "^3.0.0",
"postcss-preset-env": "^6.7.0",
"prettier": "^1.19.1",
"sass": "^1.23.7",
"sass-loader": "^8.0.0",
"sass": "^1.24.4",
"sass-loader": "^8.0.1",
"standard-version": "^7.0.1",
"strip-ansi": "^6.0.0",
"url-loader": "^3.0.0",
"webpack": "^4.41.3"
"webpack": "^4.41.5"
},
"keywords": [
"webpack",
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20 changes: 19 additions & 1 deletion src/runtime/api.js
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Expand Up @@ -22,15 +22,33 @@ module.exports = function(useSourceMap) {

// import a list of modules into the list
// eslint-disable-next-line func-names
list.i = function(modules, mediaQuery) {
list.i = function(modules, mediaQuery, dedupe) {
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Is that possible to have it to be true by default?
e.g.
function(modules, mediaQuery, dedupe = true)?

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Why?

if (typeof modules === 'string') {
// eslint-disable-next-line no-param-reassign
modules = [[null, modules, '']];
}

const alreadyImportedModules = {};

if (dedupe) {
for (let i = 0; i < this.length; i++) {
// eslint-disable-next-line prefer-destructuring
const id = this[i][0];

if (id != null) {
alreadyImportedModules[id] = true;
}
}
}

for (let i = 0; i < modules.length; i++) {
const item = [].concat(modules[i]);

if (dedupe && alreadyImportedModules[item[0]]) {
// eslint-disable-next-line no-continue
continue;
}

if (mediaQuery) {
if (!item[2]) {
item[2] = mediaQuery;
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4 changes: 2 additions & 2 deletions src/utils.js
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Expand Up @@ -329,7 +329,7 @@ function getImportCode(
case 'icss-import':
{
const { importName, url, media } = item;
const preparedMedia = media ? `, ${JSON.stringify(media)}` : '';
const preparedMedia = media ? `, ${JSON.stringify(media)}` : ', ""';

if (!importPrefix) {
importPrefix = getImportPrefix(loaderContext, importLoaders);
Expand All @@ -348,7 +348,7 @@ function getImportCode(
);

if (exportType === 'full') {
codeItems.push(`exports.i(${importName}${preparedMedia});`);
codeItems.push(`exports.i(${importName}${preparedMedia}, true);`);
}
}
break;
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4 changes: 2 additions & 2 deletions test/__snapshots__/icss.test.js.snap
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Expand Up @@ -176,7 +176,7 @@ exports[`ICSS show work with the case "import": module 1`] = `
var ___CSS_LOADER_API_IMPORT___ = require(\\"../../../../../src/runtime/api.js\\");
var ___CSS_LOADER_ICSS_IMPORT_0___ = require(\\"-!../../../../../src/index.js??[ident]!./vars.css\\");
exports = ___CSS_LOADER_API_IMPORT___(false);
exports.i(___CSS_LOADER_ICSS_IMPORT_0___);
exports.i(___CSS_LOADER_ICSS_IMPORT_0___, \\"\\", true);
// Module
exports.push([module.id, \\".className {\\\\n color: \\" + ___CSS_LOADER_ICSS_IMPORT_0___.locals[\\"primary-color\\"] + \\";\\\\n}\\\\n\\", \\"\\"]);
// Exports
Expand Down Expand Up @@ -215,7 +215,7 @@ exports[`ICSS show work with the case "import-reserved-keywords": module 1`] = `
var ___CSS_LOADER_API_IMPORT___ = require(\\"../../../../../src/runtime/api.js\\");
var ___CSS_LOADER_ICSS_IMPORT_0___ = require(\\"-!../../../../../src/index.js??[ident]!./vars.css\\");
exports = ___CSS_LOADER_API_IMPORT___(false);
exports.i(___CSS_LOADER_ICSS_IMPORT_0___);
exports.i(___CSS_LOADER_ICSS_IMPORT_0___, \\"\\", true);
// Module
exports.push([module.id, \\".className {\\\\n color: \\" + ___CSS_LOADER_ICSS_IMPORT_0___.locals[\\"primary-color\\"] + \\";\\\\n display: \\" + ___CSS_LOADER_ICSS_IMPORT_0___.locals[\\"secondary-color\\"] + \\";\\\\n}\\\\n\\", \\"\\"]);
// Exports
Expand Down