eslint

web/.eslintrc.js

@@ -0,0 +1,26 @@
+module.exports = {
+    "env": {
+        "browser": true,
+        "es6": true
+    },
+    "extends": [
+        "eslint:recommended",
+        "plugin:react/recommended"
+    ],
+    "globals": {
+        "Atomics": "readonly",
+        "SharedArrayBuffer": "readonly"
+    },
+    "parserOptions": {
+        "ecmaFeatures": {
+            "jsx": true
+        },
+        "ecmaVersion": 2018,
+        "sourceType": "module"
+    },
+    "plugins": [
+        "react"
+    ],
+    "rules": {
+    }
+};

web/package.json

@@ -11,6 +11,8 @@
     "@testing-library/user-event": "^7.1.2",
     "axios": "^0.19.0",
     "cross-env": "^6.0.3",
+    "eslint": "^6.8.0",
+    "eslint-plugin-react": "^7.17.0",
     "react": "^16.12.0",
     "react-dom": "^16.12.0",
     "react-scripts": "3.3.0",
@@ -23,9 +25,6 @@
     "test": "react-scripts test",
     "eject": "react-scripts eject"
   },
-  "eslintConfig": {
-    "extends": "react-app"
-  },  
   "browserslist": {
     "production": [
       ">0.2%",
@@ -38,7 +37,5 @@
       "last 1 safari version"
     ]
   },
-  "devDependencies": {
-    "eslint": "^6.8.0"
-  }
+  "devDependencies": {}
 }

web/src/FilesTabsPanel.js

@@ -30,7 +30,7 @@ const FileNameWrapper = styled.span`
 
 export default function FilesTabsPanel() {
   return files.map(file => (
-    <FileTabItem {...file}>
+    <FileTabItem {...file} key={file.name}>
       <TableIcon />
       <FileNameWrapper>{file.name}</FileNameWrapper>
     </FileTabItem>

web/yarn.lock

@@ -3899,6 +3899,11 @@ eslint-module-utils@^2.4.0:
     debug "^2.6.9"
     pkg-dir "^2.0.0"
 
+eslint-plugin-eslint-plugin@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-eslint-plugin/-/eslint-plugin-eslint-plugin-2.1.0.tgz#a7a00f15a886957d855feacaafee264f039e62d5"
+  integrity sha512-kT3A/ZJftt28gbl/Cv04qezb/NQ1dwYIbi8lyf806XMxkus7DvOVCLIfTXMrorp322Pnoez7+zabXH29tADIDg==
+
 eslint-plugin-flowtype@3.13.0:
   version "3.13.0"
   resolved "https://registry.yarnpkg.com/eslint-plugin-flowtype/-/eslint-plugin-flowtype-3.13.0.tgz#e241ebd39c0ce519345a3f074ec1ebde4cf80f2c"
@@ -3958,6 +3963,22 @@ eslint-plugin-react@7.16.0:
     prop-types "^15.7.2"
     resolve "^1.12.0"
 
+eslint-plugin-react@^7.17.0:
+  version "7.17.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-react/-/eslint-plugin-react-7.17.0.tgz#a31b3e134b76046abe3cd278e7482bd35a1d12d7"
+  integrity sha512-ODB7yg6lxhBVMeiH1c7E95FLD4E/TwmFjltiU+ethv7KPdCwgiFuOZg9zNRHyufStTDLl/dEFqI2Q1VPmCd78A==
+  dependencies:
+    array-includes "^3.0.3"
+    doctrine "^2.1.0"
+    eslint-plugin-eslint-plugin "^2.1.0"
+    has "^1.0.3"
+    jsx-ast-utils "^2.2.3"
+    object.entries "^1.1.0"
+    object.fromentries "^2.0.1"
+    object.values "^1.1.0"
+    prop-types "^15.7.2"
+    resolve "^1.13.1"
+
 eslint-scope@^4.0.3:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/eslint-scope/-/eslint-scope-4.0.3.tgz#ca03833310f6889a3264781aa82e63eb9cfe7848"
@@ -6142,7 +6163,7 @@ jsprim@^1.2.2:
     json-schema "0.2.3"
     verror "1.10.0"
 
-jsx-ast-utils@^2.2.1:
+jsx-ast-utils@^2.2.1, jsx-ast-utils@^2.2.3:
   version "2.2.3"
   resolved "https://registry.yarnpkg.com/jsx-ast-utils/-/jsx-ast-utils-2.2.3.tgz#8a9364e402448a3ce7f14d357738310d9248054f"
   integrity sha512-EdIHFMm+1BPynpKOpdPqiOsvnIrInRGJD7bzPZdPkjitQEqpdpUuFpq4T0npZFKTiB3RhWFdGN+oqOJIdhDhQA==
@@ -6990,7 +7011,7 @@ object.entries@^1.1.0:
     function-bind "^1.1.1"
     has "^1.0.3"
 
-object.fromentries@^2.0.0:
+object.fromentries@^2.0.0, object.fromentries@^2.0.1:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/object.fromentries/-/object.fromentries-2.0.2.tgz#4a09c9b9bb3843dd0f89acdb517a794d4f355ac9"
   integrity sha512-r3ZiBH7MQppDJVLx6fhD618GKNG40CZYH9wgwdhKxBDDbQgjeWGGd4AtkZad84d291YxvWe7bJGuE65Anh0dxQ==
@@ -8828,7 +8849,7 @@ resolve@1.12.2:
   dependencies:
     path-parse "^1.0.6"
 
-resolve@^1.10.0, resolve@^1.11.0, resolve@^1.12.0, resolve@^1.3.2, resolve@^1.5.0, resolve@^1.8.1:
+resolve@^1.10.0, resolve@^1.11.0, resolve@^1.12.0, resolve@^1.13.1, resolve@^1.3.2, resolve@^1.5.0, resolve@^1.8.1:
   version "1.14.1"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.14.1.tgz#9e018c540fcf0c427d678b9931cbf45e984bcaff"
   integrity sha512-fn5Wobh4cxbLzuHaE+nphztHy43/b++4M6SsGFC2gB8uYwf0C8LcarfCz1un7UTW8OFQg9iNjZ4xpcFVGebDPg==