Merge remote-tracking branch 'upstream/master' into feature/graphql-plugin

# Conflicts:
#	.prettierignore
#	packages/graphql/lib/plugin/utils/ast-utils.ts
#	packages/graphql/lib/plugin/visitors/model-class.visitor.ts
#	packages/graphql/tests/plugin/fixtures/nullable.dto.ts
#	packages/graphql/tests/plugin/model-class-visitor.spec.ts

Author: timofei-iatsenko

.circleci/config.yml

@@ -3,15 +3,23 @@ version: 2
 aliases:
   - &restore-cache
     restore_cache:
-        key: dependency-cache-{{ checksum "package.json" }}
+        name: Restore Yarn Package Cache
+        keys:
+          - yarn-packages-{{ checksum "yarn.lock" }}
   - &install-deps
     run:
-        name: Install dependencies
-        command: npm ci
+        name: Install Dependencies
+        command: yarn install --frozen-lockfile --cache-folder ~/.cache/yarn
   - &build-packages
     run:
         name: Build
-        command: npm run build
+        command: yarn build
+  - &save-cache
+    save_cache:
+        name: Save Yarn Package Cache
+        key: yarn-packages-{{ checksum "yarn.lock" }}
+        paths:
+          - ~/.cache/yarn
 
 jobs:
   build:
@@ -20,23 +28,14 @@ jobs:
       - image: circleci/node:16
     steps:
       - checkout
-      - run:
-          name: Update NPM version
-          command: 'sudo npm install -g npm@latest'
-      - restore_cache:
-          key: dependency-cache-{{ checksum "package.json" }}
-      - run:
-          name: Install dependencies
-          command: npm ci
-      - save_cache:
-          key: dependency-cache-{{ checksum "package.json" }}
-          paths:
-            - ./node_modules
+      - *restore-cache
+      - *install-deps
+      - *save-cache
       - run:
           name: Build
-          command: npm run build    
+          command: yarn build    
 
-  integration_tests:
+  e2e_tests:
     working_directory: ~/nest
     docker:
       - image: circleci/node:16
@@ -45,15 +44,15 @@ jobs:
       - *restore-cache
       - *install-deps
       - run:
-          name: Integration tests
-          command: npm run test:integration
+          name: E2E tests
+          command: yarn test:e2e
 
 workflows:
   version: 2
   build-and-test:
     jobs:
       - build
-      - integration_tests:
+      - e2e_tests:
           requires:
             - build
 

.eslintignore

@@ -1 +1 @@
-tests/**
+packages/**/tests/**

.eslintrc.js

@@ -1,15 +1,14 @@
 module.exports = {
   parser: '@typescript-eslint/parser',
   parserOptions: {
-    project: 'tsconfig.json',
+    project: 'packages/tsconfig.build.json',
     sourceType: 'module',
   },
   plugins: ['@typescript-eslint/eslint-plugin'],
   extends: [
     'plugin:@typescript-eslint/eslint-recommended',
     'plugin:@typescript-eslint/recommended',
-    'prettier',
-    'prettier/@typescript-eslint',
+    'plugin:prettier/recommended',
   ],
   root: true,
   env: {
@@ -24,5 +23,6 @@ module.exports = {
     '@typescript-eslint/no-unused-vars': 'off',
     '@typescript-eslint/explicit-module-boundary-types': 'off',
     '@typescript-eslint/ban-types': 'off',
+    '@typescript-eslint/no-empty-function': 'off'
   },
 };

.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,115 @@
+name: "\U0001F41B Bug Report"
+description: "If something isn't working as expected \U0001F914"
+labels: ["needs triage", "bug"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        ## :warning: We use GitHub Issues to track bug reports, feature requests and regressions
+ 
+        If you are not sure that your issue is a bug, you could:
+
+        - use our [Discord community](https://discord.gg/NestJS)
+        - use [StackOverflow using the tag `nestjs`](https://stackoverflow.com/questions/tagged/nestjs)
+        - If it's just a quick question you can ping [our Twitter](https://twitter.com/nestframework)
+
+        **NOTE:** You don't need to answer questions that you know that aren't relevant.
+
+        ---
+
+  - type: checkboxes
+    attributes:
+      label: "Is there an existing issue for this?"
+      description: "Please search [here](./?q=is%3Aissue) to see if an issue already exists for the bug you encountered"
+      options:
+      - label: "I have searched the existing issues"
+        required: true
+
+  - type: textarea
+    validations:
+      required: true
+    attributes:
+      label: "Current behavior"
+      description: "How the issue manifests?"
+
+  - type: input
+    validations:
+      required: true
+    attributes:
+      label: "Minimum reproduction code"
+      description: "An URL to some git repository or gist that reproduces this issue. [Wtf is a minimum reproduction?](https://jmcdo29.github.io/wtf-is-a-minimum-reproduction)"
+      placeholder: "https://github.com/..."
+
+  - type: textarea
+    attributes:
+      label: "Steps to reproduce"
+      description: |
+        How the issue manifests?
+        You could leave this blank if you alread write this in your reproduction code/repo
+      placeholder: |
+        1. `npm i`
+        2. `npm start:dev`
+        3. See error...
+
+  - type: textarea
+    validations:
+      required: true
+    attributes:
+      label: "Expected behavior"
+      description: "A clear and concise description of what you expected to happend (or code)"
+
+  - type: markdown
+    attributes:
+      value: |
+        ---
+
+  - type: input
+    validations:
+      required: true
+    attributes:
+      label: "Package version"
+      description: |
+        Which version of `@nestjs/graphql` are you using?
+        **Tip**: Make sure that all of yours `@nestjs/*` dependencies are in sync!
+      placeholder: "8.1.3"
+
+  - type: textarea
+    attributes:
+      label: "Graphql version"
+      description: "Which version of `graphql`-related packages are you using?"
+      value: |
+        `graphql`: 
+        `apollo-server-express`: 
+        `apollo-server-fastify`: 
+
+  - type: input
+    attributes:
+      label: "NestJS version"
+      description: "Which version of `@nestjs/core` are you using?"
+      placeholder: "8.1.3"
+
+  - type: input
+    attributes:
+      label: "Node.js version"
+      description: "Which version of Node.js are you using?"
+      placeholder: "14.17.6"
+
+  - type: checkboxes
+    attributes:
+      label: "In which operating systems have you tested?"
+      options:
+        - label: macOS
+        - label: Windows
+        - label: Linux
+
+  - type: markdown
+    attributes:
+      value: |
+        ---
+
+  - type: textarea
+    attributes:
+      label: "Other"
+      description: |
+        Anything else relevant? eg: Logs, OS version, IDE, package manager, etc.
+        **Tip:** You can attach images, recordings or log files by clicking this area to highlight it and then dragging files in

.github/ISSUE_TEMPLATE/Bug_report.yml

@@ -0,0 +1,52 @@
+name: "\U0001F680 Feature Request"
+description: "I have a suggestion \U0001F63B!"
+labels: ["feature"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        ## :warning: We use GitHub Issues to track bug reports, feature requests and regressions
+ 
+        If you are not sure that your issue is a bug, you could:
+
+        - use our [Discord community](https://discord.gg/NestJS)
+        - use [StackOverflow using the tag `nestjs`](https://stackoverflow.com/questions/tagged/nestjs)
+        - If it's just a quick question you can ping [our Twitter](https://twitter.com/nestframework)
+
+        ---
+
+  - type: checkboxes
+    attributes:
+      label: "Is there an existing issue that is already proposing this?"
+      description: "Please search [here](./?q=is%3Aissue) to see if an issue already exists for the feature you are requesting"
+      options:
+      - label: "I have searched the existing issues"
+        required: true
+
+  - type: textarea
+    validations:
+      required: true
+    attributes:
+      label: "Is your feature request related to a problem? Please describe it"
+      description: "A clear and concise description of what the problem is"
+      placeholder: |
+        I have an issue when ...
+
+  - type: textarea
+    validations:
+      required: true
+    attributes:
+      label: "Describe the solution you'd like"
+      description: "A clear and concise description of what you want to happen. Add any considered drawbacks"
+
+  - type: textarea
+    attributes:
+      label: "Teachability, documentation, adoption, migration strategy"
+      description: "If you can, explain how users will be able to use this and possibly write out a version the docs. Maybe a screenshot or design?"
+
+  - type: textarea
+    validations:
+      required: true
+    attributes:
+      label: "What is the motivation / use case for changing the behavior?"
+      description: "Describe the motivation or the concrete use case"