tsconfig.json

{
  "compilerOptions": {
    "target": "es2018",
    "lib": ["es2018"],
    "module": "commonjs",
    "resolveJsonModule": true,
    "allowJs": true,
    "checkJs": true,
    "declaration": true,
    "emitDeclarationOnly": true,
    "noEmitOnError": true,
    "newLine": "lf",
    "allowSyntheticDefaultImports": true,
    "forceConsistentCasingInFileNames": true,
    "strict": true
  },
  "references": [
    {"path": "packages/postcss-normalize-display-values"},
    {"path": "packages/postcss-normalize-timing-functions"},
    {"path": "packages/postcss-normalize-string"},
    {"path": "packages/postcss-discard-comments"},
    {"path": "packages/postcss-discard-empty"},
    {"path": "packages/postcss-minify-gradients"},
    {"path": "packages/postcss-reduce-transforms"},
    {"path": "packages/cssnano-utils"},
    {"path": "packages/postcss-convert-values"},
    {"path": "packages/postcss-colormin"},
    {"path": "packages/postcss-minify-selectors"},
    {"path": "packages/postcss-minify-params"},
    {"path": "packages/postcss-normalize-charset"},
    {"path": "packages/postcss-minify-font-values"},
    {"path": "packages/postcss-discard-duplicates"},
    {"path": "packages/postcss-discard-overridden"},
    {"path": "packages/postcss-normalize-whitespace"},
    {"path": "packages/postcss-unique-selectors"},
    {"path": "packages/postcss-normalize-repeat-style"},
    {"path": "packages/postcss-normalize-positions"},
    {"path": "packages/postcss-normalize-unicode"},
    {"path": "packages/postcss-reduce-initial"},
    {"path": "packages/postcss-zindex"},
    {"path": "packages/postcss-discard-unused"},
    {"path": "packages/postcss-ordered-values"},
    {"path": "packages/postcss-normalize-url"},
    {"path": "packages/postcss-svgo"},
    {"path": "packages/stylehacks"},
    {"path": "packages/postcss-merge-longhand"},
    {"path": "packages/postcss-merge-rules"},
    {"path": "packages/postcss-merge-idents"},
    {"path": "packages/postcss-reduce-idents"},
    {"path": "packages/cssnano-preset-lite"},
    {"path": "packages/cssnano-preset-default"},
    {"path": "packages/cssnano-preset-advanced"},
    {"path": "packages/cssnano"}
  ],
  "files": []
}