propshaft updates

.eslintignore

@@ -1,3 +1,4 @@
 vendor/assets/javascripts/
+vendor/javascript/
 test/fixtures/
 coverage/

.eslintrc.js

@@ -0,0 +1,186 @@
+/* eslint-env node */
+
+module.exports = {
+  env: {
+    browser: true,
+    jquery: true,
+    es2021: true,
+  },
+
+  parserOptions: {
+    ecmaVersion: 2022,
+    sourceType: "module",
+  },
+
+  extends: "eslint:recommended",
+
+  rules: {
+    "accessor-pairs": "error",
+    "array-bracket-spacing": ["error", "never"],
+    "array-callback-return": "error",
+    "arrow-body-style": "error",
+    "arrow-parens": "error",
+    "arrow-spacing": "error",
+    "block-scoped-var": "error",
+    "block-spacing": "off",
+    "brace-style": "off",
+    "callback-return": "error",
+    camelcase: "off",
+    "comma-dangle": ["error", "only-multiline"],
+    "comma-spacing": "off",
+    "comma-style": "off",
+    complexity: "error",
+    "computed-property-spacing": ["error", "never"],
+    "consistent-return": "off",
+    "consistent-this": "error",
+    curly: "off",
+    "default-case": "error",
+    "dot-location": ["error", "property"],
+    "dot-notation": "error",
+    "eol-last": "off",
+    eqeqeq: "off",
+    "func-names": "off",
+    "func-style": "off",
+    "generator-star-spacing": "error",
+    "global-require": "error",
+    "guard-for-in": "error",
+    "handle-callback-err": "error",
+    "id-blacklist": "error",
+    "id-length": "off",
+    "id-match": "error",
+    indent: "off",
+    "init-declarations": "off",
+    "key-spacing": "off",
+    "keyword-spacing": "off",
+    "linebreak-style": ["error", "unix"],
+    "lines-around-comment": "off",
+    "max-depth": "error",
+    "max-len": "off",
+    "max-nested-callbacks": "error",
+    "max-params": "error",
+    "max-statements": ["error", 20],
+    "max-statements-per-line": "off",
+    "new-parens": "error",
+    "newline-after-var": "off",
+    "newline-before-return": "off",
+    "newline-per-chained-call": "off",
+    "no-alert": "off",
+    "no-array-constructor": "error",
+    "no-bitwise": "error",
+    "no-caller": "error",
+    "no-catch-shadow": "error",
+    "no-confusing-arrow": "error",
+    "no-continue": "error",
+    "no-div-regex": "error",
+    "no-duplicate-imports": "error",
+    "no-else-return": "off",
+    "no-empty-function": "off",
+    "no-eq-null": "error",
+    "no-eval": "error",
+    "no-extend-native": "error",
+    "no-extra-bind": "error",
+    "no-extra-label": "error",
+    "no-extra-parens": "off",
+    "no-floating-decimal": "error",
+    "no-implicit-coercion": "error",
+    "no-implicit-globals": "off",
+    "no-implied-eval": "error",
+    "no-inline-comments": "off",
+    "no-inner-declarations": ["error", "functions"],
+    "no-invalid-this": "off",
+    "no-iterator": "error",
+    "no-label-var": "error",
+    "no-labels": "error",
+    "no-lone-blocks": "error",
+    "no-lonely-if": "error",
+    "no-loop-func": "error",
+    "no-magic-numbers": "off",
+    "no-mixed-requires": "error",
+    "no-multi-spaces": "off",
+    "no-multi-str": "error",
+    "no-multiple-empty-lines": "error",
+    "no-native-reassign": "error",
+    "no-negated-condition": "error",
+    "no-nested-ternary": "error",
+    "no-new": "error",
+    "no-new-func": "error",
+    "no-new-object": "error",
+    "no-new-require": "error",
+    "no-new-wrappers": "error",
+    "no-octal-escape": "error",
+    "no-param-reassign": ["error", { props: false }],
+    "no-path-concat": "error",
+    "no-plusplus": "off",
+    "no-process-env": "error",
+    "no-process-exit": "error",
+    "no-proto": "error",
+    "no-restricted-globals": "error",
+    "no-restricted-imports": "error",
+    "no-restricted-modules": "error",
+    "no-restricted-syntax": "error",
+    "no-return-assign": "error",
+    "no-script-url": "error",
+    "no-self-compare": "error",
+    "no-sequences": "error",
+    "no-shadow": "error",
+    "no-shadow-restricted-names": "error",
+    "no-spaced-func": "error",
+    "no-sync": "error",
+    "no-ternary": "off",
+    "no-throw-literal": "error",
+    "no-trailing-spaces": "error",
+    "no-undef-init": "error",
+    "no-undefined": "error",
+    "no-underscore-dangle": ["error", { allowAfterThis: true }],
+    "no-unmodified-loop-condition": "error",
+    "no-unneeded-ternary": "error",
+    "no-unused-expressions": "off",
+    "no-unused-vars": ["error", { args: "none" }],
+    "no-use-before-define": "off",
+    "no-useless-call": "error",
+    "no-useless-concat": "error",
+    "no-useless-constructor": "error",
+    "no-useless-escape": "error",
+    "no-var": "off",
+    "no-void": "error",
+    "no-warning-comments": "error",
+    "no-whitespace-before-property": "error",
+    "no-with": "error",
+    "object-curly-spacing": "off",
+    "object-shorthand": "off",
+    "one-var": "off",
+    "one-var-declaration-per-line": "error",
+    "operator-assignment": "error",
+    "operator-linebreak": "error",
+    "padded-blocks": "off",
+    "prefer-arrow-callback": "off",
+    "prefer-const": "error",
+    "prefer-reflect": "error",
+    "prefer-rest-params": "error",
+    "prefer-spread": "error",
+    "prefer-template": "off",
+    "quote-props": "off",
+    quotes: "off",
+    radix: "error",
+    "require-jsdoc": "off",
+    "require-yield": "error",
+    semi: "off",
+    "semi-spacing": "off",
+    "sort-imports": "error",
+    "sort-vars": "off",
+    "space-before-blocks": "off",
+    "space-before-function-paren": "off",
+    "space-in-parens": "off",
+    "space-infix-ops": "off",
+    "space-unary-ops": "error",
+    "spaced-comment": "off",
+    strict: ["error", "never"],
+    "template-curly-spacing": "error",
+    "valid-jsdoc": "error",
+    "vars-on-top": "off",
+    "wrap-iife": "off",
+    "wrap-regex": "error",
+    "yield-star-spacing": "error",
+    yoda: ["error", "never"],
+  },
+};