Add prettier

.eslintrc.json

@@ -1,6 +1,11 @@
 {
   "extends": [
-    "./script/node_modules/eslint-config-standard/eslintrc.json"
+    "./script/node_modules/eslint-config-standard/eslintrc.json",
+    "./script/node_modules/eslint-config-prettier/index.js",
+    "./script/node_modules/eslint-config-prettier/standard.js"
+  ],
+  "plugins": [
+    "prettier"
   ],
   "env": {
     "browser": true,
@@ -26,7 +31,8 @@
     "prefer-promise-reject-errors": ["off"],
     "no-unused-expressions": ["off"],
     "symbol-description": ["off"],
-    "no-use-before-define": ["off"]
+    "no-use-before-define": ["off"],
+    "prettier/prettier": ["off"] // disable prettier rules for now.
   },
   "overrides": [
     {

.prettierrc

@@ -0,0 +1,4 @@
+{
+  "semi": false,
+  "singleQuote": true
+}

script/package-lock.json

@@ -2591,6 +2591,21 @@
         }
       }
     },
+    "eslint-config-prettier": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/eslint-config-prettier/-/eslint-config-prettier-4.2.0.tgz",
+      "integrity": "sha512-y0uWc/FRfrHhpPZCYflWC8aE0KRJRY04rdZVfl8cL3sEZmOYyaBdhdlQPjKZBnuRMyLVK+JUZr7HaZFClQiH4w==",
+      "requires": {
+        "get-stdin": "^6.0.0"
+      },
+      "dependencies": {
+        "get-stdin": {
+          "version": "6.0.0",
+          "resolved": "https://registry.npmjs.org/get-stdin/-/get-stdin-6.0.0.tgz",
+          "integrity": "sha512-jp4tHawyV7+fkkSKyvjuLZswblUtz+SQKzSWnBbii16BuZksJlU1wuBYXY75r+duh/llF1ur6oNwi+2ZzjKZ7g=="
+        }
+      }
+    },
     "eslint-config-standard": {
       "version": "12.0.0",
       "resolved": "https://registry.npmjs.org/eslint-config-standard/-/eslint-config-standard-12.0.0.tgz",
@@ -2766,6 +2781,14 @@
         }
       }
     },
+    "eslint-plugin-prettier": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-prettier/-/eslint-plugin-prettier-3.0.1.tgz",
+      "integrity": "sha512-/PMttrarPAY78PLvV3xfWibMOdMDl57hmlQ2XqFeA37wd+CJ7WSxV7txqjVPHi/AAFKd2lX0ZqfsOc/i5yFCSQ==",
+      "requires": {
+        "prettier-linter-helpers": "^1.0.0"
+      }
+    },
     "eslint-plugin-promise": {
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/eslint-plugin-promise/-/eslint-plugin-promise-4.1.1.tgz",
@@ -2958,6 +2981,11 @@
       "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
       "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ="
     },
+    "fast-diff": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/fast-diff/-/fast-diff-1.2.0.tgz",
+      "integrity": "sha512-xJuoT5+L99XlZ8twedaRf6Ax2TgQVxvgZOYoPKqZufmJib0tL2tegPBOZb1pVNgIhlqDlA0eO0c3wBvQcmzx4w=="
+    },
     "fast-future": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/fast-future/-/fast-future-1.0.2.tgz",
@@ -8959,6 +8987,19 @@
       "resolved": "https://registry.npmjs.org/preserve/-/preserve-0.2.0.tgz",
       "integrity": "sha1-gV7R9uvGWSb4ZbMQwHE7yzMVzks="
     },
+    "prettier": {
+      "version": "1.17.0",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-1.17.0.tgz",
+      "integrity": "sha512-sXe5lSt2WQlCbydGETgfm1YBShgOX4HxQkFPvbxkcwgDvGDeqVau8h+12+lmSVlP3rHPz0oavfddSZg/q+Szjw=="
+    },
+    "prettier-linter-helpers": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/prettier-linter-helpers/-/prettier-linter-helpers-1.0.0.tgz",
+      "integrity": "sha512-GbK2cP9nraSSUF9N2XwUwqfzlAFlMNYYl+ShE/V+H8a9uNl/oUqB1w2EL54Jh0OlyRSd8RfWYJ3coVS4TROP2w==",
+      "requires": {
+        "fast-diff": "^1.1.2"
+      }
+    },
     "pretty-bytes": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/pretty-bytes/-/pretty-bytes-1.0.4.tgz",

script/package.json

@@ -16,9 +16,11 @@
     "electron-packager": "12.2.0",
     "electron-winstaller": "2.6.4",
     "eslint": "^5.16.0",
+    "eslint-config-prettier": "^4.2.0",
     "eslint-config-standard": "^12.0.0",
     "eslint-plugin-import": "^2.17.2",
     "eslint-plugin-node": "^9.0.1",
+    "eslint-plugin-prettier": "^3.0.1",
     "eslint-plugin-promise": "^4.1.1",
     "eslint-plugin-standard": "^4.0.0",
     "fs-admin": "^0.1.5",
@@ -35,6 +37,7 @@
     "npm": "6.2.0",
     "passwd-user": "2.1.0",
     "pegjs": "0.9.0",
+    "prettier": "^1.17.0",
     "random-seed": "^0.3.0",
     "season": "5.3.0",
     "semver": "5.3.0",