From d9f22d2726d5e0ca195f66c8a37f61046cb6a263 Mon Sep 17 00:00:00 2001
From: Tony Brix <tony@brix.ninja>
Date: Thu, 25 Apr 2019 13:07:58 -0500
Subject: [PATCH] separate eslint config

---
 .eslintrc.json           | 146 +++++++++++++++++++++++++++++++++++++--
 bin/marked               |   2 +-
 docs/demo/demo.js        |   2 +-
 docs/demo/worker.js      |   2 +-
 lib/marked.js            |   4 +-
 test/.eslintrc.json      |  28 ++++++++
 test/bench.js            |   4 +-
 test/unit/marked-spec.js |  26 +++----
 8 files changed, 187 insertions(+), 27 deletions(-)
 create mode 100644 test/.eslintrc.json

diff --git a/.eslintrc.json b/.eslintrc.json
index 1800cb721a..fea5455ab1 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -1,8 +1,4 @@
 {
-  "extends": "standard",
-  "plugins": [
-    "standard"
-  ],
   "parserOptions": { "ecmaVersion": 5 },
   "rules": {
     "semi": ["error", "always"],
@@ -18,12 +14,148 @@
     "no-useless-escape": "off",
     "no-return-assign": "off",
     "one-var": "off",
-    "no-control-regex": "off"
+    "no-control-regex": "off",
+
+    "accessor-pairs": "error",
+    "arrow-spacing": ["error", { "before": true, "after": true }],
+    "block-spacing": ["error", "always"],
+    "brace-style": ["error", "1tbs", { "allowSingleLine": true }],
+    "camelcase": ["error", { "properties": "never" }],
+    "comma-dangle": ["error", {
+      "arrays": "never",
+      "objects": "never",
+      "imports": "never",
+      "exports": "never",
+      "functions": "never"
+    }],
+    "comma-spacing": ["error", { "before": false, "after": true }],
+    "comma-style": ["error", "last"],
+    "constructor-super": "error",
+    "curly": ["error", "multi-line"],
+    "dot-location": ["error", "property"],
+    "eol-last": "error",
+    "eqeqeq": ["error", "always", { "null": "ignore" }],
+    "func-call-spacing": ["error", "never"],
+    "generator-star-spacing": ["error", { "before": true, "after": true }],
+    "handle-callback-err": ["error", "^(err|error)$" ],
+    "key-spacing": ["error", { "beforeColon": false, "afterColon": true }],
+    "keyword-spacing": ["error", { "before": true, "after": true }],
+    "new-cap": ["error", { "newIsCap": true, "capIsNew": false }],
+    "new-parens": "error",
+    "no-array-constructor": "error",
+    "no-caller": "error",
+    "no-class-assign": "error",
+    "no-compare-neg-zero": "error",
+    "no-const-assign": "error",
+    "no-constant-condition": ["error", { "checkLoops": false }],
+    "no-debugger": "error",
+    "no-delete-var": "error",
+    "no-dupe-args": "error",
+    "no-dupe-class-members": "error",
+    "no-dupe-keys": "error",
+    "no-duplicate-case": "error",
+    "no-empty-character-class": "error",
+    "no-empty-pattern": "error",
+    "no-eval": "error",
+    "no-ex-assign": "error",
+    "no-extend-native": "error",
+    "no-extra-bind": "error",
+    "no-extra-boolean-cast": "error",
+    "no-extra-parens": ["error", "functions"],
+    "no-fallthrough": "error",
+    "no-floating-decimal": "error",
+    "no-func-assign": "error",
+    "no-global-assign": "error",
+    "no-implied-eval": "error",
+    "no-inner-declarations": ["error", "functions"],
+    "no-invalid-regexp": "error",
+    "no-irregular-whitespace": "error",
+    "no-iterator": "error",
+    "no-label-var": "error",
+    "no-labels": ["error", { "allowLoop": false, "allowSwitch": false }],
+    "no-lone-blocks": "error",
+    "no-mixed-operators": ["error", {
+      "groups": [
+        ["==", "!=", "===", "!==", ">", ">=", "<", "<="],
+        ["&&", "||"],
+        ["in", "instanceof"]
+      ],
+      "allowSamePrecedence": true
+    }],
+    "no-mixed-spaces-and-tabs": "error",
+    "no-multi-spaces": "error",
+    "no-multi-str": "error",
+    "no-multiple-empty-lines": ["error", { "max": 1, "maxEOF": 0 }],
+    "no-negated-in-lhs": "error",
+    "no-new": "error",
+    "no-new-func": "error",
+    "no-new-object": "error",
+    "no-new-require": "error",
+    "no-new-symbol": "error",
+    "no-new-wrappers": "error",
+    "no-obj-calls": "error",
+    "no-octal": "error",
+    "no-octal-escape": "error",
+    "no-path-concat": "error",
+    "no-proto": "error",
+    "no-redeclare": "error",
+    "no-regex-spaces": "error",
+    "no-return-await": "error",
+    "no-self-assign": "error",
+    "no-self-compare": "error",
+    "no-sequences": "error",
+    "no-shadow-restricted-names": "error",
+    "no-sparse-arrays": "error",
+    "no-tabs": "error",
+    "no-template-curly-in-string": "error",
+    "no-this-before-super": "error",
+    "no-throw-literal": "error",
+    "no-trailing-spaces": "error",
+    "no-undef": "error",
+    "no-undef-init": "error",
+    "no-unexpected-multiline": "error",
+    "no-unmodified-loop-condition": "error",
+    "no-unneeded-ternary": ["error", { "defaultAssignment": false }],
+    "no-unreachable": "error",
+    "no-unsafe-finally": "error",
+    "no-unsafe-negation": "error",
+    "no-unused-expressions": ["error", { "allowShortCircuit": true, "allowTernary": true, "allowTaggedTemplates": true }],
+    "no-unused-vars": ["error", { "vars": "all", "args": "none", "ignoreRestSiblings": true }],
+    "no-use-before-define": ["error", { "functions": false, "classes": false, "variables": false }],
+    "no-useless-call": "error",
+    "no-useless-computed-key": "error",
+    "no-useless-constructor": "error",
+    "no-useless-rename": "error",
+    "no-useless-return": "error",
+    "no-whitespace-before-property": "error",
+    "no-with": "error",
+    "object-property-newline": ["error", { "allowMultiplePropertiesPerLine": true }],
+    "padded-blocks": ["error", { "blocks": "never", "switches": "never", "classes": "never" }],
+    "prefer-promise-reject-errors": "error",
+    "quotes": ["error", "single", { "avoidEscape": true, "allowTemplateLiterals": true }],
+    "rest-spread-spacing": ["error", "never"],
+    "semi-spacing": ["error", { "before": false, "after": true }],
+    "space-before-blocks": ["error", "always"],
+    "space-in-parens": ["error", "never"],
+    "space-infix-ops": "error",
+    "space-unary-ops": ["error", { "words": true, "nonwords": false }],
+    "spaced-comment": ["error", "always", {
+      "line": { "markers": ["*package", "!", "/", ",", "="] },
+      "block": { "balanced": true, "markers": ["*package", "!", ",", ":", "::", "flow-include"], "exceptions": ["*"] }
+    }],
+    "symbol-description": "error",
+    "template-curly-spacing": ["error", "never"],
+    "template-tag-spacing": ["error", "never"],
+    "unicode-bom": ["error", "never"],
+    "use-isnan": "error",
+    "valid-typeof": ["error", { "requireStringLiterals": true }],
+    "wrap-iife": ["error", "any", { "functionPrototypeMethods": true }],
+    "yield-star-spacing": ["error", "both"],
+    "yoda": ["error", "never"]
   },
   "env": {
     "node": true,
     "browser": true,
-    "amd": true,
-    "jasmine": true
+    "amd": true
   }
 }
diff --git a/bin/marked b/bin/marked
index 0ea63c540b..307db173b0 100755
--- a/bin/marked
+++ b/bin/marked
@@ -194,7 +194,7 @@ function camelize(text) {
 
 function handleError(err) {
   if (err.code === 'ENOENT') {
-    console.error(`marked: output to ${err.path}: No such directory`);
+    console.error('marked: output to ' + err.path + ': No such directory');
     return process.exit(1);
   }
   throw err;
diff --git a/docs/demo/demo.js b/docs/demo/demo.js
index e7d97c59bd..a478de4c7c 100644
--- a/docs/demo/demo.js
+++ b/docs/demo/demo.js
@@ -1,4 +1,4 @@
-/* globals marked, unfetch, ES6Promise */
+/* globals marked, unfetch, ES6Promise, Promise */
 
 if (!window.Promise) {
   window.Promise = ES6Promise;
diff --git a/docs/demo/worker.js b/docs/demo/worker.js
index 06b8befe78..bdd7addf7f 100644
--- a/docs/demo/worker.js
+++ b/docs/demo/worker.js
@@ -1,4 +1,4 @@
-/* globals marked, unfetch, ES6Promise */
+/* globals marked, unfetch, ES6Promise, Promise */
 if (!self.Promise) {
   self.importScripts('https://cdn.jsdelivr.net/npm/es6-promise/dist/es6-promise.js');
   self.Promise = ES6Promise;
diff --git a/lib/marked.js b/lib/marked.js
index a4b24c426e..6a9d1494af 100644
--- a/lib/marked.js
+++ b/lib/marked.js
@@ -217,11 +217,11 @@ Lexer.prototype.token = function(src, top) {
 
     // code
     if (cap = this.rules.code.exec(src)) {
-      const lastToken = this.tokens[this.tokens.length - 1];
+      var lastToken = this.tokens[this.tokens.length - 1];
       src = src.substring(cap[0].length);
       // An indented code block cannot interrupt a paragraph.
       if (lastToken && lastToken.type === 'paragraph') {
-        lastToken.text += `\n${cap[0].trimRight()}`;
+        lastToken.text += '\n' + cap[0].trimRight();
       } else {
         cap = cap[0].replace(/^ {4}/gm, '');
         this.tokens.push({
diff --git a/test/.eslintrc.json b/test/.eslintrc.json
new file mode 100644
index 0000000000..3c9cc1ec59
--- /dev/null
+++ b/test/.eslintrc.json
@@ -0,0 +1,28 @@
+{
+  "extends": "standard",
+  "plugins": [
+    "standard"
+  ],
+  "parserOptions": { "ecmaVersion": 2018 },
+  "rules": {
+    "semi": ["error", "always"],
+    "indent": ["warn", 2, {
+      "SwitchCase": 1,
+      "outerIIFEBody": 0
+    }],
+    "space-before-function-paren": "off",
+    "object-curly-spacing": "off",
+    "operator-linebreak": ["error", "before", { "overrides": { "=": "after" } }],
+    "no-cond-assign": "off",
+    "no-useless-escape": "off",
+    "no-return-assign": "off",
+    "one-var": "off",
+    "no-control-regex": "off",
+    "prefer-const": "error",
+    "no-var": "error"
+  },
+  "env": {
+    "node": true,
+    "jasmine": true
+  }
+}
diff --git a/test/bench.js b/test/bench.js
index ebada7073f..d435a72f83 100644
--- a/test/bench.js
+++ b/test/bench.js
@@ -7,7 +7,7 @@ const htmlDiffer = require('./helpers/html-differ.js');
 let marked = require('../');
 
 function load() {
-  let folder = path.resolve(__dirname, './specs/commonmark');
+  const folder = path.resolve(__dirname, './specs/commonmark');
   const files = fs.readdirSync(folder);
   return files.reduce((arr, file) => {
     if (file.match(/\.json$/)) {
@@ -171,7 +171,7 @@ function parseArg(argv) {
   const defaults = marked.getDefaults();
 
   while (argv.length) {
-    let arg = getarg();
+    const arg = getarg();
     switch (arg) {
       case '-t':
       case '--time':
diff --git a/test/unit/marked-spec.js b/test/unit/marked-spec.js
index 994c5dc8d7..e28371aa47 100644
--- a/test/unit/marked-spec.js
+++ b/test/unit/marked-spec.js
@@ -1,42 +1,42 @@
-var marked = require('../../lib/marked.js');
+const marked = require('../../lib/marked.js');
 
 describe('Test heading ID functionality', () => {
   it('should add id attribute by default', () => {
-    var renderer = new marked.Renderer();
-    var slugger = new marked.Slugger();
-    var header = renderer.heading('test', 1, 'test', slugger);
+    const renderer = new marked.Renderer();
+    const slugger = new marked.Slugger();
+    const header = renderer.heading('test', 1, 'test', slugger);
     expect(header).toBe('<h1 id="test">test</h1>\n');
   });
 
   it('should NOT add id attribute when options set false', () => {
-    var renderer = new marked.Renderer({ headerIds: false });
-    var header = renderer.heading('test', 1, 'test');
+    const renderer = new marked.Renderer({ headerIds: false });
+    const header = renderer.heading('test', 1, 'test');
     expect(header).toBe('<h1>test</h1>\n');
   });
 });
 
 describe('Test slugger functionality', () => {
   it('should use lowercase slug', () => {
-    var slugger = new marked.Slugger();
+    const slugger = new marked.Slugger();
     expect(slugger.slug('Test')).toBe('test');
   });
 
   it('should be unique to avoid collisions 1280', () => {
-    var slugger = new marked.Slugger();
+    const slugger = new marked.Slugger();
     expect(slugger.slug('test')).toBe('test');
     expect(slugger.slug('test')).toBe('test-1');
     expect(slugger.slug('test')).toBe('test-2');
   });
 
   it('should be unique when slug ends with number', () => {
-    var slugger = new marked.Slugger();
+    const slugger = new marked.Slugger();
     expect(slugger.slug('test 1')).toBe('test-1');
     expect(slugger.slug('test')).toBe('test');
     expect(slugger.slug('test')).toBe('test-2');
   });
 
   it('should be unique when slug ends with hyphen number', () => {
-    var slugger = new marked.Slugger();
+    const slugger = new marked.Slugger();
     expect(slugger.slug('foo')).toBe('foo');
     expect(slugger.slug('foo')).toBe('foo-1');
     expect(slugger.slug('foo 1')).toBe('foo-1-1');
@@ -45,17 +45,17 @@ describe('Test slugger functionality', () => {
   });
 
   it('should allow non-latin chars', () => {
-    var slugger = new marked.Slugger();
+    const slugger = new marked.Slugger();
     expect(slugger.slug('привет')).toBe('привет');
   });
 
   it('should remove ampersands 857', () => {
-    var slugger = new marked.Slugger();
+    const slugger = new marked.Slugger();
     expect(slugger.slug('This & That Section')).toBe('this--that-section');
   });
 
   it('should remove periods', () => {
-    var slugger = new marked.Slugger();
+    const slugger = new marked.Slugger();
     expect(slugger.slug('file.txt')).toBe('filetxt');
   });
 });