build: markdown lint (#10692)

.markdownlint.json

+{
+  "default": false,
+  "ul-style": true,
+  "list-indent": true,
+  "ul-start-left": true,
+  "ul-indent": true,
+  "no-trailing-spaces": true,
+  "no-hard-tabs": true,
+  "no-reversed-links": true,
+  "no-multiple-blanks": true,
+  "no-missing-space-atx": true,
+  "no-multiple-space-atx": true,
+  "no-missing-space-closed-atx": true,
+  "no-multiple-space-closed-atx": true,
+  "blanks-around-headings": true,
+  "heading-start-left": true,
+  "no-duplicate-heading": {
+    "siblings_only": true
+  },
+  "single-h1": {
+    "level": 1
+  },
+  "no-multiple-space-blockquote": true,
+  "ol-prefix": {
+    "style": "one_or_ordered"
+  },
+  "list-marker-space": true,
+  "blanks-around-fences": true,
+  "blanks-around-lists": true,
+  "no-bare-urls": true,
+  "hr-style": true,
+  "no-space-in-emphasis": true,
+  "no-space-in-code": true,
+  "no-space-in-links": true,
+  "fenced-code-language": true,
+  "no-empty-links": true,
+  "no-alt-text": true
+}
\ No newline at end of file

.travis.yml

@@ -38,6 +38,7 @@ before_script:
 
 script:
   - npm run lint
+  - npm run lint-docs
   - |-
     if [ "$COVERAGE" = true ]; then npm run cover && bash <(curl -s https://codecov.io/bash) -f coverage/lcov.info; else npm run test; fi
   - |-

docs/index.md

@@ -2,7 +2,7 @@
   <div class="center logo">
     ![logo](/manual/asset/logo-small.png)
   </div>
-  <div class="center sequelize">Sequelize</span>
+  <div class="center sequelize">Sequelize</div>
 </div>
 
 [![npm version](https://badgen.net/npm/v/sequelize)](https://www.npmjs.com/package/sequelize)

docs/typescript.md

@@ -7,9 +7,10 @@ As Sequelize heavily relies on runtime property assignments, TypeScript won't be
 ## Installation
 
 In order to avoid installation bloat for non TS users, you must install the following typing packages manually:
- - `@types/node` (this is universally required)
- - `@types/validator`
- - `@types/bluebird`
+
+- `@types/node` (this is universally required)
+- `@types/validator`
+- `@types/bluebird`
 
 ## Usage
 

package.json

@@ -71,6 +71,7 @@
     "lcov-result-merger": "^3.0.0",
     "lint-staged": "^8.1.5",
     "mariadb": "^2.0.3",
+    "markdownlint-cli": "^0.14.1",
     "mocha": "^6.0.2",
     "mysql2": "^1.6.5",
     "nyc": "^13.3.0",
@@ -78,12 +79,12 @@
     "pg-hstore": "^2.x",
     "pg-types": "^2.0.0",
     "rimraf": "^2.6.3",
+    "semantic-release": "^15.13.3",
     "sinon": "^7.2.6",
     "sinon-chai": "^3.2.0",
     "sqlite3": "^4.0.6",
     "tedious": "^6.0.0",
-    "typescript": "^3.3.3333",
-    "semantic-release": "^15.13.3"
+    "typescript": "^3.3.3333"
   },
   "keywords": [
     "mysql",
@@ -115,6 +116,7 @@
   },
   "scripts": {
     "lint": "eslint lib test --quiet",
+    "lint-docs": "markdownlint docs",
     "test": "npm run teaser && npm run test-unit && npm run test-integration",
     "test-docker": "npm run test-docker-unit && npm run test-docker-integration",
     "test-docker-unit": "npm run test-unit",