tsconfig.json

{
  "compilerOptions": {
    "target": "esnext",
    "module": "commonjs",
    "moduleResolution": "node",
    "types": [
      "@emotion/core",
      "@emotion/styled",
      "jest"
    ],
    "lib": [
      "dom",
      "esnext"
    ],
    "typeRoots": [
      "./node_modules/@types/",
      "./@types/roots"
    ],
    "pretty": true,
    "noEmit": true,
    "declaration": false,
    "allowSyntheticDefaultImports": true,
    "resolveJsonModule": false,
    "experimentalDecorators": true,
    "jsx": "react",
    "alwaysStrict": true,
    "strict": true,
    "skipLibCheck": true,
    "noUnusedLocals": true,
    "noImplicitReturns": true,
    "allowUnusedLabels": false,
    "noUnusedParameters": false,
    "allowUnreachableCode": false,
    "noFallthroughCasesInSwitch": true,
    "forceConsistentCasingInFileNames": true,
    "plugins": [
      {
        "name": "typescript-styled-plugin",
        "lint": {
          "duplicateProperties": "error",
          "importStatement": "error",
          "boxModel": "ignore",
          "universalSelector": "error",
          "zeroUnits": "error",
          "fontFaceProperties": "error",
          "argumentsInColorFunction": "error",
          "unknownProperties": "error",
          "ieHack": "error",
          "propertyIgnoredDueToDisplay": "error",
          "important": "error",
          "float": "error",
          "idSelector": "error"
        }
      }
    ]
  },
  "exclude": [
    "cypress",
    "neo-one/contracts/*.ts"
  ]
}