Merge branch 'chartjs:master' into master

.browserslistrc

@@ -0,0 +1,4 @@
+defaults
+not IE 11
+not IE_Mob 11
+maintained node versions

.codeclimate.yml

@@ -7,10 +7,16 @@ plugins:
         - javascript
   fixme:
     enabled: true
+checks:
+  argument-count:
+    config:
+      threshold: 5
+  method-complexity:
+    config:
+      threshold: 7
 exclude_patterns:
   - "dist/"
   - "docs/"
-  - "samples/"
   - "scripts/"
   - "test/"
   - "*.js"

.editorconfig

@@ -2,13 +2,13 @@
 root = true
 
 [*]
-indent_style = tab
-indent_size = 4
+indent_style = space
+indent_size = 2
 end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = true
 insert_final_newline = true
 
-[*.yml]
-indent_style = space
-indent_size = 2
+[*.html]
+indent_style = tab
+indent_size = 4

.eslintrc.yml

@@ -1,26 +1,36 @@
 extends:
   - chartjs
-  - esnext
+  - plugin:es/restrict-to-es2018
+  - plugin:markdown/recommended
+
+settings:
+  es:
+    aggressive: true
 
 env:
   es6: true
   browser: true
   node: true
 
-parser: babel-eslint
-
 parserOptions:
-  ecmaVersion: 7
+  ecmaVersion: 2021
   sourceType: module
   ecmaFeatures:
     impliedStrict: true
     modules: true
-    experimentalObjectRestSpread: true
 
-plugins: ['html']
+plugins: ['html', 'es']
 
 rules:
-  class-methods-use-this: 0
-  no-empty-function: 0
-  complexity: [1, 10]
-  max-statements: [1, 30]
+  class-methods-use-this: "off"
+  complexity: ["warn", 10]
+  max-statements: ["warn", 30]
+  no-empty-function: "off"
+  no-use-before-define: ["error", { "functions": false }]
+  # disable everything, except Rest/Spread Properties in ES2018
+  es/no-async-iteration: "error"
+  es/no-malformed-template-literals: "error"
+  es/no-regexp-lookbehind-assertions: "error"
+  es/no-regexp-named-capture-groups: "error"
+  es/no-regexp-s-flag: "error"
+  es/no-regexp-unicode-property-escapes: "error"

.github/ISSUE_TEMPLATE/bug.yml

@@ -0,0 +1,84 @@
+name: Bug Report
+description: Something went awry
+labels: ["type: bug"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Need help or support?
+        Please don't open an issue! Head to https://stackoverflow.com/questions/tagged/chart.js.
+  
+  - type: markdown
+    attributes:
+      value: "Bug reports MUST be submitted with an interactive example: https://codepen.io/pen?template=BapRepQ."
+
+  - type: markdown
+    attributes:
+      value: Chart.js versions lower then 3.x are NOT supported anymore, new issues will be disregarded.
+
+  - type: textarea
+    attributes:
+      label: Expected behavior
+      description: Tell us what should happen.
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Current behavior
+      description: Tell us what happens instead of the expected behavior.
+    validations:
+      required: true
+
+  - type: input
+    attributes:
+      label: Reproducible sample
+      description: |
+        Please provide issue reproduction.
+        You can use [this codepen](https://codepen.io/pen?template=BapRepQ) to make a reproducible sample.
+
+        Major framework wrappers for chart.js templates:
+        [vue-chart-3 sandbox (Vue)](https://codesandbox.io/s/vue-chart-3-chart-js-issue-template-bpg7k?file=/src/App.vue)
+        [ng2-charts sandbox (Angular)](https://codesandbox.io/s/ng2charts-chart-js-issue-template-fhezt?file=/src/app/app.component.ts)
+        [react-chartjs-2 sandbox (React)](https://codesandbox.io/s/react-chartjs-2-chart-js-issue-template-cg7b5?file=/src/App.tsx)
+
+        For typescript issues you can make use of [this TS Playground](https://www.typescriptlang.org/play?#code/JYWwDg9gTgLgBAbzgYQBYENZwL5wGZQQhwDkAxhrAHQBWAziQNwCwAUGwG6ZxkwAecALxwAJhDIBXEAFMAdjCoBzaTACiAG2kz5AIQCeASREAKAEQg9aTDFMBKOOjpwAEgBUAsgBlk6WVzoaWnIwLKxcUHAWVljCstIA7iiUMMa8fAA0iGxwOXAwemDSAFyk6sBxJOnZuSLoMOglCNW5ueroAEbS6nQlANqmAErSIqaZpjrqEtKjcKYAml3qEPEzpgDiUNJyqwAKElBgmqsA8lC+yqYAulWsLS219XQqPXC9Tbd3n22d6iUkAMRwCB4OAANQgMGkDBun0+DwarwAjAAmTKIgCcmQAzJkAKyZVFwLHXZp3bCXUnYGG5CBgGDACCyF7vT50MjoTTM0ktPiNbl3fk5KmCuB6PkfWFwEXYfkyiU4NjYWyMIA) to make a reproducible sample.
+
+        If filing a bug against `master`, you may reference the latest code via
+        https://www.chartjs.org/dist/master/chart.min.js (changing the filename to
+        point at the file you need as appropriate). Do not rely on these files for
+        production purposes as they may be removed at any time.
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Optional extra steps/info to reproduce
+
+  - type: textarea
+    attributes:
+      label: Possible solution
+      description: If you have suggestions on a fix for the bug.
+
+  - type: textarea
+    attributes:
+      label: Context
+      description: |
+        How has this issue affected you? What are you trying to accomplish?
+        Providing context helps us come up with a solution that is most useful in the real world.
+
+  - type: input
+    attributes:
+      label: chart.js version
+      description: Which version of `chart.js` are you using?
+      placeholder: "v0.0.0"
+    validations:
+      required: true
+
+  - type: input
+    attributes:
+      label: Browser name and version
+
+  - type: input
+    attributes:
+      label: Link to your project

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,5 @@
+blank_issues_enabled: false
+contact_links:
+  - name: Support, Help, and Advice
+    url: https://stackoverflow.com/questions/tagged/chart.js
+    about: Need help or support? Head to https://stackoverflow.com/questions/tagged/chart.js

.github/ISSUE_TEMPLATE/docs.yml

@@ -0,0 +1,31 @@
+name: Documentation
+description: Are the docs lacking or missing something?
+labels: ["type: documentation"]
+body:
+  - type: checkboxes
+    attributes:
+      label: "Documentation Is:"
+      options:
+        - label: Missing or needed?
+        - label: Confusing
+        - label: Not sure?
+
+  - type: textarea
+    attributes:
+      label: Please Explain in Detail...
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Your Proposal for Changes
+    validations:
+      required: true
+
+  - type: input
+    attributes:
+      label: Example
+      description: |
+        Provide a link to a live example demonstrating the issue or feature to be documented:
+        Normal: https://codepen.io/pen?template=BapRepQ
+        TS: [TS Playground](https://www.typescriptlang.org/play?#code/JYWwDg9gTgLgBAbzgYQBYENZwL5wGZQQhwDkAxhrAHQBWAziQNwCwAUGwG6ZxkwAecALxwAJhDIBXEAFMAdjCoBzaTACiAG2kz5AIQCeASREAKAEQg9aTDFMBKOOjpwAEgBUAsgBlk6WVzoaWnIwLKxcUHAWVljCstIA7iiUMMa8fAA0iGxwOXAwemDSAFyk6sBxJOnZuSLoMOglCNW5ueroAEbS6nQlANqmAErSIqaZpjrqEtKjcKYAml3qEPEzpgDiUNJyqwAKElBgmqsA8lC+yqYAulWsLS219XQqPXC9Tbd3n22d6iUkAMRwCB4OAANQgMGkDBun0+DwarwAjAAmTKIgCcmQAzJkAKyZVFwLHXZp3bCXUnYGG5CBgGDACCyF7vT50MjoTTM0ktPiNbl3fk5KmCuB6PkfWFwEXYfkyiU4NjYWyMIA)

.github/ISSUE_TEMPLATE/feature.yml

@@ -0,0 +1,28 @@
+name: Feature Request
+description: Suggest an idea
+labels: ["type: enhancement"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Most features should start as plugins outside of Chart.js
+        (https://www.chartjs.org/docs/latest/developers/plugins.html).
+        Please consider whether your changes are useful for all users, or if this is
+        specific to your usecase and a Chart.js plugin would be more appropriate.
+
+        Need help or tech support? Please don't open an issue!
+        Head to https://stackoverflow.com/questions/tagged/chart.js
+
+  - type: textarea
+    attributes:
+      label: Feature Proposal
+      description: |
+        What are you trying to accomplish?
+        Providing context helps us come up with a solution that is most useful in the real world
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Possible Implementation
+      description: Not obligatory, but suggest ideas for how to implement the addition or change

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,11 +1,11 @@
 <!--
 Please consider the following before submitting a pull request:
 
-Guidelines for contributing: https://github.com/chartjs/Chart.js/blob/master/docs/docs/developers/contributing.md
+Guidelines for contributing: https://github.com/chartjs/Chart.js/blob/master/docs/developers/contributing.md
 
 Example of changes on an interactive website such as the following:
 - https://jsbin.com/
 - https://jsfiddle.net/
 - https://codepen.io/pen/
-- Premade template: https://codepen.io/pen?template=JXVYzq
+- Premade template: https://codepen.io/pen?template=wvezeOq
 -->