build: integrate prettier code formatting

Author: clydin

.circleci/config.yml

@@ -106,7 +106,13 @@ jobs:
     <<: *defaults
     steps:
       - attach_workspace: *attach_options
-      - run: yarn validate -- --ci
+      - run: yarn validate --ci
+      - run:
+          name: Validate Code Formatting
+          command: |
+            if [[ -n "${CIRCLE_PR_NUMBER}" ]]; then
+              npx prettier --check ".prettierrc" $(git log $CIRCLE_BRANCH --name-only --diff-filter=ACM --pretty="format:" --not $(git for-each-ref --format='%(refname)' refs/heads/ | grep -v "refs/heads/$CIRCLE_BRANCH") -- "*.js" "*.ts")
+            fi
 
   test:
     <<: *defaults

.lintstagedrc

@@ -0,0 +1,3 @@
+{
+  "*.{js,ts}": ["prettier --write", "git add"]
+}

.prettierrc

@@ -0,0 +1,5 @@
+{
+  "printWidth": 100,
+  "singleQuote": true,
+  "trailingComma": "all"
+}

package.json

@@ -72,6 +72,7 @@
     "debug": "^4.1.1",
     "glob": "^7.0.3",
     "node-fetch": "^2.2.0",
+    "prettier": "^1.16.4",
     "puppeteer": "1.12.2",
     "quicktype-core": "^6.0.15",
     "temp": "^0.9.0",
@@ -121,6 +122,7 @@
     "karma-jasmine": "^2.0.1",
     "karma-jasmine-html-reporter": "^1.4.0",
     "license-checker": "^20.1.0",
+    "lint-staged": "^8.1.5",
     "minimatch": "^3.0.4",
     "minimist": "^1.2.0",
     "npm-registry-client": "8.6.0",
@@ -142,6 +144,7 @@
   },
   "husky": {
     "hooks": {
+      "pre-commit": "lint-staged",
       "pre-push": "node ./bin/devkit-admin hooks/pre-push"
     }
   }

tslint.json

@@ -15,7 +15,6 @@
     "defocus": true,
     "import-groups": true,
     "no-global-tslint-disable": true,
-    "single-eof-line": true,
     // ==================================================================================================
     // tslint-sonarts rules. See https://github.com/SonarSource/SonarTS
     // These rules are part of the bug detection section of tslint-sonarts
@@ -52,45 +51,21 @@
     "no-floating-promises": true,
     "no-implicit-dependencies": true,
     "no-import-side-effect": [true, {"ignore-module": "^(?!rxjs\/)"}],
-    "align": [
-      true,
-      "elements",
-      "members",
-      "parameters",
-      "statements"
-    ],
-    "max-line-length": [true, 100],
     "no-inferrable-types": true,
     "class-name": true,
     "comment-format": [
       true,
       "check-space"
     ],
-    "indent": [
-      true,
-      "spaces"
-    ],
-    "eofline": true,
-    "import-spacing": true,
     "match-default-export-name": true,
     "newline-before-return": true,
-    "no-consecutive-blank-lines": [true, 2],
     "no-duplicate-variable": true,
     "no-eval": true,
     "no-any": true,
     "no-arg": true,
     "no-internal-module": true,
-    "no-trailing-whitespace": true,
     "no-unused-expression": true,
     "no-var-keyword": true,
-    "one-line": [
-      true,
-      "check-catch",
-      "check-else",
-      "check-finally",
-      "check-open-brace",
-      "check-whitespace"
-    ],
     "ordered-imports": [
       true,
       {
@@ -99,29 +74,6 @@
       }
     ],
     "prefer-const": true,
-    "quotemark": [
-      true,
-      "single",
-      "avoid-escape"
-    ],
-    "semicolon": [true, "always"],
-    "trailing-comma": [
-      true,
-      {
-        "multiline": "always",
-        "singleline": "never"
-      }
-    ],
-    "typedef-whitespace": [
-      true,
-      {
-        "call-signature": "nospace",
-        "index-signature": "nospace",
-        "parameter": "nospace",
-        "property-declaration": "nospace",
-        "variable-declaration": "nospace"
-      }
-    ],
     "curly": true,
     "file-header": [
       true,
@@ -133,17 +85,6 @@
       "check-format",
       "allow-leading-underscore",
       "allow-pascal-case"
-    ],
-    "whitespace": [
-      true,
-      "check-branch",
-      "check-decl",
-      "check-module",
-      "check-preblock",
-      "check-operator",
-      "check-separator",
-      "check-type",
-      "check-typecast"
     ]
   }
 }