The package is based on postcss-import-alias-resolver.

Fix the problem of working on Windows OS

• Install
• Usage

Install

1npm i postcss-import-alias-resolver-windows

or

1yarn add postcss-import-alias-resolver-windows

Usage

Webpack example

1const resolver = require("postcss-import-alias-resolver-windows");
2const postcssLoader = {
3  loader: "postcss-loader",
4  options: {
5    plugins: {
6      "postcss-import": {
7        resolve: resolver(options),
8      },
9    },
10  },
11};

or

1const myAlias = {
2  "@": path.resolve("./src"),
3  "@cm": path.resolve("./src/components"),
4  "@pg": path.resolve("./src/pages"),
5  "@md": path.resolve("./src/modules"),
6  "@hl": path.resolve("./src/helpers"),
7  "@lb": path.resolve("./src/lib"),
8  "@lt": path.resolve("./src/layout"),
9};
10
11....
12plugins: () => [
13  require("postcss-import")({
14    resolve: require("postcss-import-alias-resolver-windows")({
15      alias: {
16        ...myAlias,
17      },
18      /* logging: 'all', */
19      /* 	dontPrefix: false,
20        mergeAlias: 'extend',
21        mergeModules: 'extend' */
22    }),
23  }),
24  ....
25]
26....

Read more here postcss-import-alias-resolver.