Merge branch 'master' into ts-extensions

.babelrc.json

@@ -6,7 +6,11 @@
   ],
   "overrides": [
     {
-      "exclude": ["**/__tests__/**/*", "**/__fixtures__/**/*"],
+      "exclude": [
+        "src/__testUtils__/**/*",
+        "**/__tests__/**/*",
+        "**/__fixtures__/**/*"
+      ],
       "presets": ["@babel/preset-env"],
       "plugins": [
         ["@babel/plugin-transform-classes", { "loose": true }],

.eslintrc.yml

@@ -6,12 +6,22 @@ env:
   node: true
 reportUnusedDisableDirectives: true
 plugins:
+  - graphql-internal
   - flowtype
+  - node
+  - istanbul
   - import
 
 rules:
   ##############################################################################
-  # `eslint-plugin-flowtype` rule list based on `v4.6.x`
+  # Internal rules located in 'resources/eslint-rules'.
+  # See './resources/eslint-rules/README.md'
+  ##############################################################################
+
+  graphql-internal/no-dir-import: error
+
+  ##############################################################################
+  # `eslint-plugin-flowtype` rule list based on `v5.1.x`
   # https://github.com/gajus/eslint-plugin-flowtype#eslint-plugin-flowtype
   ##############################################################################
 
@@ -58,6 +68,66 @@ rules:
   flowtype/space-before-type-colon: off
   flowtype/union-intersection-spacing: off
 
+  ##############################################################################
+  # `eslint-plugin-istanbul` rule list based on `v0.1.1`
+  # https://github.com/istanbuljs/eslint-plugin-istanbul#rules
+  ##############################################################################
+
+  istanbul/no-ignore-file: error
+  istanbul/prefer-ignore-reason: error
+
+  ##############################################################################
+  # `eslint-plugin-node` rule list based on `v11.1.x`
+  ##############################################################################
+
+  # Possible Errors
+  # https://github.com/mysticatea/eslint-plugin-node#possible-errors
+
+  node/handle-callback-err: [error, error]
+  node/no-callback-literal: error
+  node/no-exports-assign: error
+  node/no-extraneous-import: error
+  node/no-extraneous-require: error
+  node/no-missing-import: error
+  node/no-missing-require: error
+  node/no-new-require: error
+  node/no-path-concat: error
+  node/no-process-exit: off
+  node/no-unpublished-bin: error
+  node/no-unpublished-import: error
+  node/no-unpublished-require: error
+  node/no-unsupported-features/es-builtins: error
+  node/no-unsupported-features/es-syntax: off # TODO enable
+  node/no-unsupported-features/node-builtins: off # TODO enable
+  node/process-exit-as-throw: error
+  node/shebang: error
+
+  # Best Practices
+  # https://github.com/mysticatea/eslint-plugin-node#best-practices
+  node/no-deprecated-api: error
+
+  # Stylistic Issues
+  # https://github.com/mysticatea/eslint-plugin-node#stylistic-issues
+
+  node/callback-return: error
+  node/exports-style: off # TODO consider
+  node/file-extension-in-import: off # TODO consider
+  node/global-require: error
+  node/no-mixed-requires: error
+  node/no-process-env: off
+  node/no-restricted-import: off
+  node/no-restricted-require: off
+  node/no-sync: error
+  node/prefer-global/buffer: error
+  node/prefer-global/console: error
+  node/prefer-global/process: error
+  node/prefer-global/text-decoder: error
+  node/prefer-global/text-encoder: error
+  node/prefer-global/url-search-params: error
+  node/prefer-global/url: error
+  node/prefer-promises/dns: off
+  node/prefer-promises/fs: off
+
   ##############################################################################
   # `eslint-plugin-import` rule list based on `v2.20.x`
   ##############################################################################
@@ -68,7 +138,12 @@ rules:
   import/named: error
   import/default: error
   import/namespace: error
-  import/no-restricted-paths: off
+  import/no-restricted-paths:
+    - error
+    - basePath: './'
+      zones:
+        - { target: './src', from: 'src/__testUtils__' }
+        - { target: './src', from: 'src/__fixtures__' }
   import/no-absolute-path: error
   import/no-dynamic-require: error
   import/no-internal-modules: off
@@ -115,7 +190,7 @@ rules:
   import/dynamic-import-chunkname: off
 
   ##############################################################################
-  # ESLint builtin rules list based on `v6.8.x`
+  # ESLint builtin rules list based on `v7.1.x`
   ##############################################################################
 
   # Possible Errors
@@ -144,6 +219,7 @@ rules:
   no-inner-declarations: [error, both]
   no-invalid-regexp: error
   no-irregular-whitespace: error
+  no-loss-of-precision: error
   no-misleading-character-class: error
   no-obj-calls: error
   no-prototype-builtins: error
@@ -154,6 +230,7 @@ rules:
   no-unreachable: error
   no-unsafe-finally: error
   no-unsafe-negation: error
+  no-useless-backreference: error
   require-atomic-updates: error
   use-isnan: error
   valid-typeof: error
@@ -169,8 +246,9 @@ rules:
   consistent-return: off
   curly: error
   default-case: off
+  default-case-last: error
   default-param-last: error
-  dot-notation: off
+  dot-notation: error
   eqeqeq: [error, smart]
   grouped-accessor-pairs: error
   guard-for-in: error
@@ -193,7 +271,7 @@ rules:
   no-implicit-coercion: error
   no-implicit-globals: off
   no-implied-eval: error
-  no-invalid-this: off
+  no-invalid-this: error
   no-iterator: error
   no-labels: error
   no-lone-blocks: error
@@ -256,21 +334,6 @@ rules:
   no-unused-vars: [error, { vars: all, args: all, argsIgnorePattern: '^_' }]
   no-use-before-define: off
 
-  # Node.js and CommonJS
-  # https://eslint.org/docs/rules/#nodejs-and-commonjs
-
-  callback-return: error
-  global-require: error
-  handle-callback-err: [error, error]
-  no-buffer-constructor: error
-  no-mixed-requires: error
-  no-new-require: error
-  no-path-concat: error
-  no-process-env: off
-  no-process-exit: off
-  no-restricted-modules: off
-  no-sync: error
-
   # Stylistic Issues
   # https://eslint.org/docs/rules/#stylistic-issues
 
@@ -336,6 +399,7 @@ rules:
   no-dupe-class-members: error
   no-duplicate-imports: error
   no-new-symbol: error
+  no-restricted-exports: off
   no-restricted-imports: off
   no-this-before-super: error
   no-useless-computed-key: error
@@ -429,27 +493,34 @@ overrides:
       - '@typescript-eslint'
     extends:
       - plugin:import/typescript
+    settings:
+      node:
+        tryExtensions: ['.js', '.json', '.node', '.ts', '.d.ts']
     rules:
       flowtype/require-valid-file-annotation: off
+      flowtype/no-types-missing-file-annotation: off
 
       ##########################################################################
-      # `@typescript-eslint/eslint-plugin` rule list based on `v2.21.x`
+      # `@typescript-eslint/eslint-plugin` rule list based on `v3.0.x`
       ##########################################################################
 
       # Supported Rules
       # https://github.com/typescript-eslint/typescript-eslint/tree/master/packages/eslint-plugin#supported-rules
       '@typescript-eslint/adjacent-overload-signatures': error
       '@typescript-eslint/array-type': [error, { default: generic }]
       '@typescript-eslint/await-thenable': error
-      '@typescript-eslint/ban-ts-comment': error
+      '@typescript-eslint/ban-ts-comment':
+        [error, { 'ts-expect-error': 'allow-with-description' }]
       '@typescript-eslint/ban-types': error
+      '@typescript-eslint/class-literal-property-style': off
       '@typescript-eslint/consistent-type-assertions':
         [error, { assertionStyle: as, objectLiteralTypeAssertions: never }]
       '@typescript-eslint/consistent-type-definitions': off # TODO consider
       '@typescript-eslint/explicit-function-return-type': off # TODO consider
       '@typescript-eslint/explicit-member-accessibility': off # TODO consider
       '@typescript-eslint/explicit-module-boundary-types': off # TODO consider
       '@typescript-eslint/member-ordering': off # TODO consider
+      '@typescript-eslint/method-signature-style': error
       '@typescript-eslint/naming-convention': off # TODO consider
       '@typescript-eslint/no-base-to-string': error
       '@typescript-eslint/no-dynamic-delete': off
@@ -468,6 +539,7 @@ overrides:
       '@typescript-eslint/no-non-null-asserted-optional-chain': error
       '@typescript-eslint/no-non-null-assertion': error
       '@typescript-eslint/no-parameter-properties': error
+      '@typescript-eslint/no-invalid-void-type': error
       '@typescript-eslint/no-require-imports': error
       '@typescript-eslint/no-this-alias': error
       '@typescript-eslint/no-throw-literal': error
@@ -477,6 +549,10 @@ overrides:
       '@typescript-eslint/no-unnecessary-qualifier': error
       '@typescript-eslint/no-unnecessary-type-arguments': error
       '@typescript-eslint/no-unnecessary-type-assertion': error
+      '@typescript-eslint/no-unsafe-assignment': off # TODO consider
+      '@typescript-eslint/no-unsafe-call': off # TODO consider
+      '@typescript-eslint/no-unsafe-member-access': off # TODO consider
+      '@typescript-eslint/no-unsafe-return': off # TODO consider
       '@typescript-eslint/no-unused-vars-experimental': off
       '@typescript-eslint/no-var-requires': error
       '@typescript-eslint/prefer-as-const': off # TODO consider
@@ -487,8 +563,10 @@ overrides:
       '@typescript-eslint/prefer-nullish-coalescing': error
       '@typescript-eslint/prefer-optional-chain': error
       '@typescript-eslint/prefer-readonly': error
-      '@typescript-eslint/prefer-readonly-parameter-types': off # FIXME: crash eslint
+      '@typescript-eslint/prefer-readonly-parameter-types': off # TODO consider
+      '@typescript-eslint/prefer-reduce-type-parameter': error
       '@typescript-eslint/prefer-regexp-exec': error
+      '@typescript-eslint/prefer-ts-expect-error': error
       '@typescript-eslint/prefer-string-starts-ends-with': off # TODO switch to error after IE11 drop
       '@typescript-eslint/promise-function-async': off
       '@typescript-eslint/require-array-sort-compare': error
@@ -507,18 +585,25 @@ overrides:
 
       # Disable conflicting ESLint rules and enable TS-compatible ones
       default-param-last: off
+      dot-notation: off
+      lines-between-class-members: off
       no-array-constructor: off
       no-dupe-class-members: off
       no-empty-function: off
+      no-invalid-this: off
       no-unused-expressions: off
       no-unused-vars: off
       no-useless-constructor: off
       require-await: off
       no-return-await: off
       '@typescript-eslint/default-param-last': error
-      '@typescript-eslint/no-dupe-class-members': error
+      '@typescript-eslint/dot-notation': error
+      '@typescript-eslint/lines-between-class-members':
+        [error, always, { exceptAfterSingleLine: true }]
       '@typescript-eslint/no-array-constructor': error
+      '@typescript-eslint/no-dupe-class-members': error
       '@typescript-eslint/no-empty-function': error
+      '@typescript-eslint/no-invalid-this': error
       '@typescript-eslint/no-unused-expressions': error
       '@typescript-eslint/no-unused-vars':
         [error, { vars: all, args: all, argsIgnorePattern: '^_' }]
@@ -527,6 +612,7 @@ overrides:
       '@typescript-eslint/return-await': error
 
       # Disable for JS, Flow and TS
+      '@typescript-eslint/init-declarations': off
       '@typescript-eslint/no-magic-numbers': off
       '@typescript-eslint/no-use-before-define': off
 
@@ -537,6 +623,7 @@ overrides:
       '@typescript-eslint/comma-spacing': off
       '@typescript-eslint/func-call-spacing': off
       '@typescript-eslint/indent': off
+      '@typescript-eslint/keyword-spacing': off
       '@typescript-eslint/member-delimiter-style': off
       '@typescript-eslint/no-extra-parens': off
       '@typescript-eslint/no-extra-semi': off
@@ -545,19 +632,25 @@ overrides:
       '@typescript-eslint/type-annotation-spacing': off
   - files: '**/__*__/**'
     rules:
-      import/no-extraneous-dependencies: off
+      node/no-unpublished-import: off
+      node/no-unpublished-require: off
+      import/no-restricted-paths: off
+      import/no-extraneous-dependencies: [error, { devDependencies: true }]
       import/no-nodejs-modules: off
       no-restricted-syntax: off
   - files: 'resources/**'
     parserOptions:
       sourceType: script
     rules:
+      node/no-unpublished-import: off
+      node/no-unpublished-require: off
+      node/no-missing-require: off
+      node/no-sync: off
+      node/global-require: off
       import/no-dynamic-require: off
-      import/no-extraneous-dependencies: off
+      import/no-extraneous-dependencies: [error, { devDependencies: true }]
       import/no-nodejs-modules: off
       import/no-commonjs: off
       no-await-in-loop: off
       no-restricted-syntax: off
       no-console: off
-      no-sync: off
-      global-require: off

.flowconfig

@@ -3,7 +3,6 @@
 !<PROJECT_ROOT>/src
 !<PROJECT_ROOT>/node_modules/chai
 !<PROJECT_ROOT>/node_modules/mocha
-!<PROJECT_ROOT>/node_modules/iterall
 
 [include]
 
@@ -40,4 +39,4 @@ suppress_comment=\\(.\\|\n\\)*\\$FlowFixMe\\($\\|[^(]\\|(\\(<VERSION>\\)?)\\)
 suppress_comment=\\(.\\|\n\\)*\\$DisableFlowOnNegativeTest
 
 [version]
-^0.120.0
+^0.126.0