eslint update & code cleanup

.eslintrc

@@ -1,118 +0,0 @@
-env:
-  node:     true
-  browser:  false
-
-plugins:
-  - nodeca
-
-rules:
-  block-scoped-var:     2
-  brace-style:          [ 2, '1tbs', { allowSingleLine: true } ]
-  comma-spacing:        2
-  comma-style:          2
-  consistent-this:      [ 2, self ]
-  consistent-return:    2
-  curly:                2
-  # default-case:         2
-  dot-notation:         2
-  eol-last:             2
-  eqeqeq:               2
-  guard-for-in:         2
-  handle-callback-err:  2
-  max-depth:            [ 1, 6 ]
-  max-nested-callbacks: [ 1, 4 ]
-  # string can exceed 80 chars, but should not overflow github website :)
-  max-len:              [ 2, 120, 1000 ]
-  new-cap:              2
-  new-parens:           2
-  no-alert:             2
-  no-array-constructor: 2
-  no-bitwise:           2
-  no-caller:            2
-  no-catch-shadow:      2
-  no-comma-dangle:      2
-  no-cond-assign:       2
-  no-console:           1
-  no-constant-condition: 2
-  no-control-regex:     2
-  no-debugger:          2
-  no-delete-var:        2
-  no-dupe-keys:         2
-  no-div-regex:         2
-  no-empty:             2
-  no-empty-class:       2
-  no-empty-label:       2
-  no-else-return:       2
-  no-eq-null:           2
-  no-ex-assign:         2
-  no-extend-native:     2
-  no-extra-bind:        2
-  no-extra-boolean-cast: 2
-  no-extra-semi:        2
-  no-extra-strict:      2
-  no-eval:              2
-  no-floating-decimal:  2
-  no-func-assign:       2
-  no-implied-eval:      2
-  no-inner-declarations: 2
-  no-invalid-regexp:    2
-  no-irregular-whitespace: 2
-  no-label-var:         2
-  no-labels:            2
-  no-lone-blocks:       2
-  no-lonely-if:         2
-  no-loop-func:         2
-  no-mixed-requires:    2
-  no-mixed-spaces-and-tabs: 2
-  no-multi-str:         2
-  no-native-reassign:   2
-  no-negated-in-lhs:    2
-  no-new:               2
-  no-new-func:          2
-  no-new-object:        2
-  no-new-require:       2
-  no-new-wrappers:      2
-  no-obj-calls:         2
-  no-octal:             2
-  no-octal-escape:      2
-  no-path-concat:       2
-  no-redeclare:         2
-  no-regex-spaces:      2
-  no-reserved-keys:     2
-  no-return-assign:     2
-  no-script-url:        2
-  no-sequences:         2
-  no-shadow:            2
-  no-shadow-restricted-names: 2
-  no-space-before-semi: 2
-  no-sparse-arrays:     2
-  no-trailing-spaces:   2
-  no-undef:             2
-  no-undef-init:        2
-  no-undefined:         2
-  no-unreachable:       2
-  no-unused-expressions: 2
-  no-unused-vars:       2
-  no-use-before-define: 2
-  no-with:              2
-  no-wrap-func:         2
-  quotes:               [ 2, single, avoid-escape ]
-  radix:                2
-  semi:                 2
-  space-after-keywords: [ 2, always ]
-  space-before-blocks:  2
-  space-in-brackets:    [ 2, always, { propertyName: false } ]
-  space-in-parens:      [ 2, never ]
-  space-infix-ops:      2
-  space-return-throw-case: 2
-  space-unary-ops:      2
-  spaced-line-comment:  [ 2, always, { exceptions: [ '/' ] } ]
-  strict:               2
-  use-isnan:            2
-  yoda:                 2
-  valid-typeof:         2
-
-  #
-  # Our custom rules
-  #
-  nodeca/indent:                [ 2, spaces, 2 ]

.eslintrc.yml

@@ -0,0 +1,141 @@
+env:
+  node:     true
+  browser:  false
+
+rules:
+  accessor-pairs:         2
+  array-bracket-spacing:  [ 2, "always", { "singleValue": true, "objectsInArrays": true, "arraysInArrays": true } ]
+  block-scoped-var:       2
+  block-spacing:          2
+  brace-style:            [ 2, '1tbs', { allowSingleLine: true } ]
+  # Postponed
+  #callback-return:        2
+  comma-dangle:           2
+  comma-spacing:          2
+  comma-style:            2
+  computed-property-spacing: [ 2, never ]
+  consistent-this:        [ 2, self ]
+  consistent-return:      2
+  # ? change to multi
+  curly:                  [ 2, 'multi-line' ]
+  dot-notation:           2
+  eol-last:               2
+  eqeqeq:                 2
+  func-style:             [ 2, declaration ]
+  # Postponed
+  #global-require:         2
+  guard-for-in:           2
+  handle-callback-err:    2
+
+  indent:                 [ 2, 2, { VariableDeclarator: { var: 2, let: 2, const: 3 }, SwitchCase: 1 } ]
+
+  # key-spacing:            [ 2, { "align": "value" } ]
+  keyword-spacing:        2
+  linebreak-style:        2
+  max-depth:              [ 1, 6 ]
+  max-nested-callbacks:   [ 1, 4 ]
+  # string can exceed 80 chars, but should not overflow github website :)
+  max-len:                [ 2, 120, 1000 ]
+  new-cap:                2
+  new-parens:             2
+  # Postponed
+  #newline-after-var:      2
+  no-alert:               2
+  no-array-constructor:   2
+  no-bitwise:             2
+  no-caller:              2
+  #no-case-declarations:   2
+  no-catch-shadow:        2
+  no-cond-assign:         2
+  no-console:             1
+  no-constant-condition:  2
+  no-control-regex:       2
+  no-debugger:            2
+  no-delete-var:          2
+  no-div-regex:           2
+  no-dupe-args:           2
+  no-dupe-keys:           2
+  no-duplicate-case:      2
+  no-else-return:         2
+  # Tend to drop
+  # no-empty:               1
+  no-empty-character-class: 2
+  no-empty-pattern:       2
+  no-eq-null:             2
+  no-eval:                2
+  no-ex-assign:           2
+  no-extend-native:       2
+  no-extra-bind:          2
+  no-extra-boolean-cast:  2
+  no-extra-semi:          2
+  no-fallthrough:         2
+  no-floating-decimal:    2
+  no-func-assign:         2
+  # Postponed
+  #no-implicit-coercion:   [2, { "boolean": true, "number": true, "string": true } ]
+  no-implied-eval:        2
+  no-inner-declarations:  2
+  no-invalid-regexp:      2
+  no-irregular-whitespace: 2
+  no-iterator:            2
+  no-label-var:           2
+  no-labels:              2
+  no-lone-blocks:         2
+  no-lonely-if:           2
+  no-loop-func:           2
+  no-mixed-requires:      2
+  no-mixed-spaces-and-tabs: 2
+  # Postponed
+  #no-native-reassign:     2
+  no-negated-in-lhs:      2
+  # Postponed
+  #no-nested-ternary:      2
+  no-new:                 2
+  no-new-func:            2
+  no-new-object:          2
+  no-new-require:         2
+  no-new-wrappers:        2
+  no-obj-calls:           2
+  no-octal:               2
+  no-octal-escape:        2
+  no-path-concat:         2
+  no-proto:               2
+  no-redeclare:           2
+  # Postponed
+  #no-regex-spaces:        2
+  no-return-assign:       2
+  no-self-compare:        2
+  no-sequences:           2
+  no-shadow:              2
+  no-shadow-restricted-names: 2
+  no-sparse-arrays:       2
+  no-trailing-spaces:     2
+  no-undef:               2
+  no-undef-init:          2
+  no-undefined:           2
+  no-unexpected-multiline: 2
+  no-unreachable:         2
+  no-unused-expressions:  2
+  no-unused-vars:         2
+  no-use-before-define:   2
+  no-void:                2
+  no-with:                2
+  object-curly-spacing:   [ 2, always, { "objectsInObjects": true, "arraysInObjects": true } ]
+  operator-assignment:    1
+  # Postponed
+  #operator-linebreak:     [ 2, after ]
+  semi:                   2
+  semi-spacing:           2
+  space-before-function-paren: [ 2, { "anonymous": "always", "named": "never" } ]
+  space-in-parens:        [ 2, never ]
+  space-infix-ops:        2
+  space-unary-ops:        2
+  # Postponed
+  #spaced-comment:         [ 1, always, { exceptions: [ '/', '=' ] } ]
+  strict:                 [ 2, global ]
+  quotes:                 [ 2, single, avoid-escape ]
+  quote-props:            [ 1, 'as-needed', { "keywords": true } ]
+  radix:                  2
+  use-isnan:              2
+  valid-typeof:           2
+  yoda:                   [ 2, never, { "exceptRange": true } ]

Makefile

@@ -38,7 +38,7 @@ gh-demo: demo
 	rm -rf ./demo
 
 lint:
-	eslint --reset .
+	eslint .
 
 test: lint
 	mocha

benchmark/implementations/commonmark-reference/index.js

@@ -4,6 +4,6 @@ var commonmark = require('commonmark');
 var parser = new commonmark.Parser();
 var renderer = new commonmark.HtmlRenderer();
 
-exports.run = function(data) {
+exports.run = function (data) {
   return renderer.render(parser.parse(data));
 };

benchmark/implementations/current-commonmark/index.js

@@ -9,6 +9,6 @@ var encode = md.utils.lib.mdurl.encode;
 md.normalizeLink     = function (url) { return encode(url); };
 md.normalizeLinkText = function (str) { return str; };
 
-exports.run = function(data) {
+exports.run = function (data) {
   return md.render(data);
 };

benchmark/implementations/current/index.js

@@ -6,6 +6,6 @@ var md = require('../../../')({
   typographer: true
 });
 
-exports.run = function(data) {
+exports.run = function (data) {
   return md.render(data);
 };

benchmark/implementations/markdown-it-2.2.1-commonmark/index.js

@@ -2,6 +2,6 @@
 
 var md = require('./src')('commonmark');
 
-exports.run = function(data) {
+exports.run = function (data) {
   return md.render(data);
 };

benchmark/implementations/marked-0.3.2/index.js

@@ -2,6 +2,6 @@
 
 var marked = require('marked');
 
-exports.run = function(data) {
+exports.run = function (data) {
   return marked(data);
 };

bin/markdown-it.js

@@ -50,9 +50,9 @@ function readFile(filename, encoding, callback) {
     // read from stdin
     var chunks = [];
 
-    process.stdin.on('data', function(chunk) { chunks.push(chunk); });
+    process.stdin.on('data', function (chunk) { chunks.push(chunk); });
 
-    process.stdin.on('end', function() {
+    process.stdin.on('end', function () {
       return callback(null, Buffer.concat(chunks).toString(encoding));
     });
   } else {

lib/common/utils.js

@@ -113,7 +113,7 @@ function unescapeMd(str) {
 function unescapeAll(str) {
   if (str.indexOf('\\') < 0 && str.indexOf('&') < 0) { return str; }
 
-  return str.replace(UNESCAPE_ALL_RE, function(match, escaped, entity) {
+  return str.replace(UNESCAPE_ALL_RE, function (match, escaped, entity) {
     if (escaped) { return escaped; }
     return replaceEntityPattern(match, entity);
   });
@@ -145,7 +145,7 @@ function escapeHtml(str) {
 
 var REGEXP_ESCAPE_RE = /[.?*+^$[\]\\(){}|-]/g;
 
-function escapeRE (str) {
+function escapeRE(str) {
   return str.replace(REGEXP_ESCAPE_RE, '\\$&');
 }
 

lib/parser_block.js

@@ -111,7 +111,7 @@ ParserBlock.prototype.tokenize = function (state, startLine, endLine) {
 ParserBlock.prototype.parse = function (src, md, env, outTokens) {
   var state;
 
-  if (!src) { return []; }
+  if (!src) { return; }
 
   state = new this.State(src, md, env, outTokens);
 

lib/rules_core/replacements.js

@@ -23,10 +23,10 @@ var SCOPED_ABBR_TEST_RE = /\((c|tm|r|p)\)/i;
 
 var SCOPED_ABBR_RE = /\((c|tm|r|p)\)/ig;
 var SCOPED_ABBR = {
-  'c': '©',
-  'r': '®',
-  'p': '§',
-  'tm': '™'
+  c: '©',
+  r: '®',
+  p: '§',
+  tm: '™'
 };
 
 function replaceFn(match, name) {

lib/rules_inline/escape.js

@@ -9,7 +9,7 @@ var ESCAPED = [];
 for (var i = 0; i < 256; i++) { ESCAPED.push(0); }
 
 '\\!"#$%&\'()*+,./:;<=>?@[]^_`{|}~-'
-  .split('').forEach(function(ch) { ESCAPED[ch.charCodeAt(0)] = 1; });
+  .split('').forEach(function (ch) { ESCAPED[ch.charCodeAt(0)] = 1; });
 
 
 module.exports = function escape(state, silent) {

package.json

@@ -40,7 +40,7 @@
     "chai": "^3.4.1",
     "commonmark": "~0.25.0",
     "coveralls": "~2.11.9",
-    "eslint": "0.24.0",
+    "eslint": "~2.6.0",
     "eslint-plugin-nodeca": "^1.0.0",
     "highlight.js": "^9.2.0",
     "istanbul": "*",

support/demo_template/index.js

@@ -156,7 +156,7 @@ function mdInit() {
     return '<table class="table table-striped">\n';
   };
   // Replace emoji codes with images
-  mdHtml.renderer.rules.emoji = function(token, idx) {
+  mdHtml.renderer.rules.emoji = function (token, idx) {
     return window.twemoji.parse(token[idx].content);
   };
 
@@ -249,7 +249,7 @@ function buildScrollMap() {
   lineHeightMap = [];
 
   acc = 0;
-  textarea.val().split('\n').forEach(function(str) {
+  textarea.val().split('\n').forEach(function (str) {
     var h, lh;
 
     lineHeightMap.push(acc);
@@ -273,7 +273,7 @@ function buildScrollMap() {
   nonEmptyList.push(0);
   _scrollMap[0] = 0;
 
-  $('.line').each(function(n, el) {
+  $('.line').each(function (n, el) {
     var $el = $(el), t = $el.data('line');
     if (t === '') { return; }
     t = lineHeightMap[t];
@@ -405,10 +405,10 @@ function loadPermalink() {
 //////////////////////////////////////////////////////////////////////////////
 // Init on page load
 //
-$(function() {
+$(function () {
   // highlight snippet
   if (window.hljs) {
-    $('pre.code-sample code').each(function(i, block) {
+    $('pre.code-sample code').each(function (i, block) {
       window.hljs.highlightBlock(block);
     });
   }

support/demodata.js

@@ -2,7 +2,8 @@
 
 // Build demo data for embedding into html
 
-/*eslint no-console:0*/
+/*eslint-disable no-console*/
+'use strict';
 
 var fs   = require('fs');
 var path = require('path');

support/markdown-it.js

@@ -31,11 +31,11 @@ function readFile(filename, encoding, callback) {
 
     var chunks = [];
 
-    process.stdin.on('data', function(chunk) {
+    process.stdin.on('data', function (chunk) {
       chunks.push(chunk);
     });
 
-    process.stdin.on('end', function() {
+    process.stdin.on('end', function () {
       return callback(null, Buffer.concat(chunks).toString(encoding));
     });
   } else {

support/specsplit.js

@@ -44,11 +44,11 @@ function readFile(filename, encoding, callback) {
 
     var chunks = [];
 
-    process.stdin.on('data', function(chunk) {
+    process.stdin.on('data', function (chunk) {
       chunks.push(chunk);
     });
 
-    process.stdin.on('end', function() {
+    process.stdin.on('end', function () {
       return callback(null, Buffer.concat(chunks).toString(encoding));
     });
   } else {
@@ -81,7 +81,6 @@ readFile(options.spec, 'utf8', function (error, input) {
                    token.info.trim() === 'example';
           })
           .forEach(function (token) {
-
             var arr  = token.content.split(/^\.\s*?$/m, 2);
             var md   = arr[0];
             var html = arr[1].replace(/^\n/, '');