replace tslint with eslint

.eslintignore

@@ -0,0 +1 @@
+*.js

.eslintrc.js

@@ -0,0 +1,47 @@
+module.exports = {
+  'env': {
+    'es2021': true,
+    'node': true
+  },
+  'extends': [
+    'eslint:recommended',
+    'plugin:@typescript-eslint/recommended'
+  ],
+  'parser': '@typescript-eslint/parser',
+  'parserOptions': {
+    'ecmaVersion': 13,
+    'sourceType': 'module',
+    'project': 'tsconfig.json',
+    'tsconfigRootDir': __dirname,
+  },
+  'plugins': [
+    '@typescript-eslint'
+  ],
+  'rules': {
+    'no-empty': [
+      'error',
+      {
+        'allowEmptyCatch': true,
+      }
+    ],
+    '@typescript-eslint/no-explicit-any': 'off',
+    '@typescript-eslint/no-unused-vars': 'off',
+    'indent': [
+      'error',
+      2
+    ],
+    'linebreak-style': [
+      'error',
+      'unix'
+    ],
+    'quotes': [
+      'error',
+      'single'
+    ],
+    'semi': [
+      'error',
+      'always'
+    ]
+  }
+};
+  

.gitignore

@@ -2,5 +2,6 @@
 /.out/
 deployment.json
 *.js
+!.eslintrc.js
 *.d.ts
 *.tsbuildinfo

debug/plugin.ts

@@ -32,7 +32,6 @@ function addCommands(plugin: UtilityPlugin, commands: any): void {
       }
 
       try {
-        // tslint:disable-next-line: no-eval
         const mesh = eval(script);
         if (mesh === undefined) {
           return true;

gamedig/plugin.ts

@@ -52,6 +52,7 @@ class Parsers {
       return null;
     }
 
+    // eslint-disable-next-line no-control-regex
     result.description = response.name.replace(/[^\x00-\x7F]./g, '').replace(/\n/g, ' ');
 
     result.maxPlayers = response.maxplayers;

package.json

@@ -25,6 +25,13 @@
     "@types/convert-units": "^2.3.5",
     "@types/gamedig": "^3.0.1",
     "@types/mathjs": "^9.4.1",
-    "@types/node": "^16.7.10"
+    "@types/node": "^16.7.10",
+    "@typescript-eslint/eslint-plugin": "^5.7.0",
+    "@typescript-eslint/eslint-plugin-tslint": "^5.7.0",
+    "@typescript-eslint/parser": "^5.7.0",
+    "eslint": "^8.4.1",
+    "eslint-plugin-import": "^2.25.3",
+    "eslint-plugin-jsdoc": "^37.2.2",
+    "eslint-plugin-prefer-arrow": "^1.2.3"
   }
 }

tslint.json

@@ -1,122 +0,0 @@
-{
-  "extends": "tslint:recommended",
-  "rules": {
-    "align": {
-      "options": [
-        "parameters",
-        "statements"
-      ]
-    },
-    "array-type": false,
-    "arrow-return-shorthand": true,
-    "curly": true,
-    "deprecation": {
-      "severity": "warning"
-    },
-    "eofline": true,
-    "import-spacing": true,
-    "indent": {
-      "options": [
-        "spaces"
-      ]
-    },
-    "max-classes-per-file": false,
-    "max-line-length": [
-      true,
-      140
-    ],
-    "member-ordering": [
-      true,
-      {
-        "order": [
-          "static-field",
-          "instance-field",
-          "static-method",
-          "instance-method"
-        ]
-      }
-    ],
-    "no-console": [
-      true,
-      "debug",
-      "info",
-      "time",
-      "timeEnd",
-      "trace"
-    ],
-    "no-empty": false,
-    "no-inferrable-types": [
-      true,
-      "ignore-params"
-    ],
-    "no-non-null-assertion": true,
-    "no-redundant-jsdoc": true,
-    "no-switch-case-fall-through": true,
-    "no-var-requires": false,
-    "object-literal-key-quotes": [
-      true,
-      "as-needed"
-    ],
-    "quotemark": [
-      true,
-      "single"
-    ],
-    "semicolon": {
-      "options": [
-        "always"
-      ]
-    },
-    "space-before-function-paren": {
-      "options": {
-        "anonymous": "never",
-        "asyncArrow": "always",
-        "constructor": "never",
-        "method": "never",
-        "named": "never"
-      }
-    },
-    "typedef": [
-      true,
-      "call-signature"
-    ],
-    "forin": false,
-    "ban-types": {
-      "function": false
-    },
-    "typedef-whitespace": {
-      "options": [
-        {
-          "call-signature": "nospace",
-          "index-signature": "nospace",
-          "parameter": "nospace",
-          "property-declaration": "nospace",
-          "variable-declaration": "nospace"
-        },
-        {
-          "call-signature": "onespace",
-          "index-signature": "onespace",
-          "parameter": "onespace",
-          "property-declaration": "onespace",
-          "variable-declaration": "onespace"
-        }
-      ]
-    },
-    "variable-name": {
-      "options": [
-        "ban-keywords",
-        "check-format",
-        "allow-pascal-case"
-      ]
-    },
-    "whitespace": {
-      "options": [
-        "check-branch",
-        "check-decl",
-        "check-operator",
-        "check-separator",
-        "check-type",
-        "check-typecast"
-      ]
-    }
-  }
-}

url-fediverse/plugin.ts

@@ -75,7 +75,9 @@ class FediResponsePlugin extends Plugin {
 
   @DependencyLoad('urlreply')
   addUrlReply(urlreply: any): void {
-    urlreply.registerHandler(this.name, 'html/mastodon',
+    urlreply.registerHandler(
+      this.name,
+      'html/mastodon',
       async (url: string, msg: IMessage, title: string, body: any): Promise<boolean> => {
         const type = url.match('/notice/') ? 'Pleroma' : 'Mastodon';
         let pass = false;
@@ -97,7 +99,8 @@ class FediResponsePlugin extends Plugin {
         }
 
         return false;
-  });
+      }
+    );
   }
 }
 

urlreply/plugin.ts

@@ -10,9 +10,11 @@ import { IMessage } from '@squeebot/core/lib/types';
 import cheerio from 'cheerio';
 import * as urllib from 'url';
 
+type ActionFn = (url: urllib.URL, msg: IMessage, data?: any) => Promise<any>;
+
 interface URLHandler {
   plugin: string;
-  action: Function;
+  action: ActionFn;
 }
 
 let urlHandlers: {[key: string]: URLHandler} = {};
@@ -143,8 +145,9 @@ async function getYoutubeFromVideo(
   }
 
   const dislikeAPI = `https://returnyoutubedislikeapi.com/votes?videoId=${id}`;
-  let dislikeData = await httpGET(dislikeAPI);
+  let dislikeData;
   try {
+    dislikeData = await httpGET(dislikeAPI);
     dislikeData = JSON.parse(dislikeData);
   } catch (e) {
     dislikeData = null;
@@ -219,7 +222,7 @@ async function getYoutubeFromVideo(
   }
 })
 class URLReplyPlugin extends Plugin {
-  registerHandler(plugin: string, match: string, handler: Function): void {
+  registerHandler(plugin: string, match: string, handler: ActionFn): void {
     if (!handler || typeof handler !== 'function') {
       throw new Error('Expected handler function as third argument.');
     }

utility/convert.ts

@@ -136,6 +136,13 @@ export function createUnitIndex(): void {
         );
       }
 
+      // degree(s) Celsius -> celsius
+      if (singular.startsWith('degree ')) {
+        unitIndex[abbr].push(
+          singular.split(' ')[1].toLowerCase(),
+        );
+      }
+
       // " per " -> "/"
       const appendages: string[] = [];
       unitIndex[abbr].forEach((entry) => {