prototyping error bars for vertical (hierarchcal) bar and line charts

.babelrc

@@ -0,0 +1,13 @@
+{
+  "presets": [
+    [
+      "env",
+      {
+        "modules": false
+      }
+    ]
+  ],
+  "plugins": [
+    "external-helpers"
+  ]
+}

.editorconfig

@@ -0,0 +1,18 @@
+# http://editorconfig.org
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[gulpfile.js]
+indent_style = space
+indent_size = 2
+
+[*.yml]
+indent_style = space
+indent_size = 2

.eslintrc

@@ -0,0 +1,223 @@
+env:
+  amd: true
+  browser: true
+  es6: true
+  jquery: true
+  node: true
+
+parserOptions:
+  sourceType: module
+
+# http://eslint.org/docs/rules/
+rules:
+  # Possible Errors
+  no-cond-assign: 2
+  no-console: [2, {allow: [warn, error]}]
+  no-constant-condition: 2
+  no-control-regex: 2
+  no-debugger: 2
+  no-dupe-args: 2
+  no-dupe-keys: 2
+  no-duplicate-case: 2
+  no-empty: 2
+  no-empty-character-class: 2
+  no-ex-assign: 2
+  no-extra-boolean-cast: 2
+  no-extra-parens: [2, functions]
+  no-extra-semi: 2
+  no-func-assign: 2
+  no-inner-declarations: [2, functions]
+  no-invalid-regexp: 2
+  no-irregular-whitespace: 2
+  no-negated-in-lhs: 2
+  no-obj-calls: 2
+  no-regex-spaces: 2
+  no-sparse-arrays: 2
+  no-unexpected-multiline: 2
+  no-unreachable: 2
+  use-isnan: 2
+  valid-jsdoc: 0
+  valid-typeof: 2
+
+  # Best Practices
+  accessor-pairs: 2
+  array-callback-return: 0
+  block-scoped-var: 0
+  complexity: [2, 15]
+  consistent-return: 0
+  curly: [2, all]
+  default-case: 2
+  dot-location: 0
+  dot-notation: 2
+  eqeqeq: ["error", "always", {"null": "ignore"}]
+  guard-for-in: 2
+  no-alert: 2
+  no-caller: 2
+  no-case-declarations: 2
+  no-div-regex: 2
+  no-else-return: 2
+  no-empty-pattern: 2
+  no-eq-null: 0
+  no-eval: 2
+  no-extend-native: 2
+  no-extra-bind: 2
+  no-fallthrough: 2
+  no-floating-decimal: 2
+  no-implicit-coercion: 0
+  no-implied-eval: 2
+  no-invalid-this: 0
+  no-iterator: 2
+  no-labels: 2
+  no-lone-blocks: 2
+  no-loop-func: 2
+  no-magic-number: 0
+  no-multi-spaces: 2
+  no-multi-str: 2
+  no-native-reassign: 2
+  no-new-func: 2
+  no-new-wrappers: 2
+  no-new: 2
+  no-octal-escape: 2
+  no-octal: 2
+  no-proto: 2
+  no-redeclare: 2
+  no-return-assign: 2
+  no-script-url: 2
+  no-self-compare: 2
+  no-sequences: 2
+  no-throw-literal: 0
+  no-unused-expressions: 2
+  no-useless-call: 2
+  no-useless-concat: 2
+  no-void: 2
+  no-warning-comments: 0
+  no-with: 2
+  radix: 2
+  vars-on-top: 0
+  wrap-iife: 2
+  yoda: [1, never]
+
+  # Strict
+  strict: 0
+
+  # Variables
+  init-declarations: 0
+  no-catch-shadow: 2
+  no-delete-var: 2
+  no-label-var: 2
+  no-shadow-restricted-names: 2
+  no-shadow: 2
+  no-undef-init: 2
+  no-undef: 2
+  no-undefined: 0
+  no-unused-vars: 2
+  no-use-before-define: 2
+
+  # Node.js and CommonJS
+  callback-return: 2
+  global-require: 2
+  handle-callback-err: 2
+  no-mixed-requires: 0
+  no-new-require: 0
+  no-path-concat: 2
+  no-process-exit: 2
+  no-restricted-modules: 0
+  no-sync: 0
+
+  # Stylistic Issues
+  array-bracket-spacing: [2, never]
+  block-spacing: 0
+  brace-style: [2, 1tbs]
+  camelcase: 2
+  comma-dangle: [2, only-multiline]
+  comma-spacing: 2
+  comma-style: [2, last]
+  computed-property-spacing: [2, never]
+  consistent-this: [2, me]
+  eol-last: 2
+  func-call-spacing: 0
+  func-names: [2, never]
+  func-style: 0
+  id-length: 0
+  id-match: 0
+  indent: [2, 2]
+  jsx-quotes: 0
+  key-spacing: 2
+  keyword-spacing: 2
+  linebreak-style: 0
+  lines-around-comment: 0
+  max-depth: 0
+  max-len: 0
+  max-lines: 0
+  max-nested-callbacks: 0
+  max-params: 0
+  max-statements-per-line: 0
+  max-statements: [2, 40]
+  multiline-ternary: 0
+  new-cap: 0
+  new-parens: 2
+  newline-after-var: 0
+  newline-before-return: 0
+  newline-per-chained-call: 0
+  no-array-constructor: 0
+  no-bitwise: 0
+  no-continue: 0
+  no-inline-comments: 0
+  no-lonely-if: 2
+  no-mixed-operators: 0
+  no-mixed-spaces-and-tabs: 2
+  no-multiple-empty-lines: [2, {max: 2}]
+  no-negated-condition: 0
+  no-nested-ternary: 0
+  no-new-object: 0
+  no-plusplus: 0
+  no-restricted-syntax: 0
+  no-spaced-func: 0
+  no-ternary: 0
+  no-trailing-spaces: 2
+  no-underscore-dangle: 0
+  no-unneeded-ternary: 0
+  no-whitespace-before-property: 2
+  object-curly-newline: 0
+  object-curly-spacing: [2, never]
+  object-property-newline: 0
+  one-var-declaration-per-line: 2
+  one-var: [2, {initialized: never}]
+  operator-assignment: 0
+  operator-linebreak: 0
+  padded-blocks: 0
+  quote-props: [2, as-needed]
+  quotes: [2, single, {avoidEscape: true}]
+  require-jsdoc: 0
+  semi-spacing: 2
+  semi: [2, always]
+  sort-keys: 0
+  sort-vars: 0
+  space-before-blocks: [2, always]
+  space-before-function-paren: [2, never]
+  space-in-parens: [2, never]
+  space-infix-ops: 2
+  space-unary-ops: [2, {words: true, nonwords: false}]
+  spaced-comment: [2, always]
+  unicode-bom: 0
+  wrap-regex: 2
+
+  # ECMAScript 6
+  arrow-body-style: 0
+  arrow-parens: 0
+  arrow-spacing: 0
+  constructor-super: 0
+  generator-star-spacing: 0
+  no-arrow-condition: 0
+  no-class-assign: 0
+  no-const-assign: 0
+  no-dupe-class-members: 0
+  no-this-before-super: 0
+  no-var: 0
+  object-shorthand: 0
+  prefer-arrow-callback: 0
+  prefer-const: 0
+  prefer-reflect: 0
+  prefer-spread: 0
+  prefer-template: 0
+  require-yield: 0

.gitignore

@@ -0,0 +1,45 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (http://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules
+jspm_packages
+
+# Optional npm cache directory
+.npm
+
+# Optional REPL history
+.node_repl_history
+
+# Visual Studio
+.vs
+
+# Idea
+.idea
+
+/build

package.json

@@ -0,0 +1,59 @@
+{
+  "name": "chartjs-plugin-error-bars",
+  "version": "1.0.0",
+  "description": "Error Bars Chart.js Plugin",
+  "main": "build/Plugin.Errorbars.js",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/datavisyn/chartjs-plugin-error-bars.git"
+  },
+  "keywords": [
+    "chartjs",
+    "chartjs-plugin",
+    "chartjs-error-bars",
+    "error-bars",
+    "javascript"
+  ],
+  "author": "[email protected]",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/datavisyn/chartjs-plugin-error-bars/issues"
+  },
+  "homepage": "https://github.com/datavisyn/chartjs-plugin-error-bars#readme",
+  "files": [
+    "build",
+    "src/**/*.js"
+  ],
+  "dependencies": {
+    "chart.js": "^2.7.2"
+  },
+  "devDependencies": {
+    "babel-core": "^6.26.0",
+    "babel-plugin-external-helpers": "^6.22.0",
+    "babel-preset-env": "^1.6.1",
+    "eslint": "^3.19.0",
+    "package-preamble": "0.0",
+    "rimraf": "^2.6.2",
+    "rollup": "^0.55.3",
+    "rollup-plugin-babel": "^3.0.3",
+    "rollup-plugin-commonjs": "^8.3.0",
+    "rollup-plugin-node-resolve": "^3.0.2",
+    "uglify-es": "^3.3.9"
+  },
+  "scripts": {
+    "clean": "rimraf build",
+    "watch": "rollup -c -w -i src/plugin.js",
+    "test": "eslint src",
+    "build:dev": "rollup -c -i src/plugin.js",
+    "build:prod": "npm run build:dev && uglifyjs build/Plugin.Errorbars.js -c -m -o build/Plugin.Errorbars.min.js",
+    "prebuild": "npm run clean && npm test",
+    "build": "npm run build:prod",
+    "preversion": "npm run test",
+    "prepare": "npm run build:dev",
+    "prepublishOnly": "npm run build:prod",
+    "release:major": "npm version major && npm publish && git push --follow-tags",
+    "release:minor": "npm version minor && npm publish && git push --follow-tags",
+    "release:patch": "npm version patch && npm publish && git push --follow-tags",
+    "release:pre": "npm version prerelease && npm publish --tag=next && git push --follow-tags"
+  }
+}

rollup.config.js

@@ -0,0 +1,21 @@
+// rollup.config.js
+import resolve from 'rollup-plugin-node-resolve';
+import commonjs from 'rollup-plugin-commonjs';
+import babel from 'rollup-plugin-babel';
+
+export default {
+    external: ['chart.js'],
+    output: {
+        file: 'build/Plugin.Errorbars.js',
+        format: 'umd',
+        globals: {
+            'chart.js': 'Chart'
+        },
+        name: 'PluginErrorbars'
+    },
+  plugins: [
+    resolve(),
+    commonjs(),
+    babel()
+  ]
+};