fixed eslint warnings

browser/components/CodeEditor.js

@@ -103,7 +103,7 @@ export default class CodeEditor extends React.Component {
     this.editor.on('change', this.changeHandler)
     this.editor.on('paste', this.pasteHandler)
 
-    let editorTheme = document.getElementById('editorTheme')
+    const editorTheme = document.getElementById('editorTheme')
     editorTheme.addEventListener('load', this.loadStyleHandler)
 
     CodeMirror.Vim.defineEx('quit', 'q', this.quitEditor)
@@ -121,7 +121,7 @@ export default class CodeEditor extends React.Component {
     this.editor.off('blur', this.blurHandler)
     this.editor.off('change', this.changeHandler)
     this.editor.off('paste', this.pasteHandler)
-    let editorTheme = document.getElementById('editorTheme')
+    const editorTheme = document.getElementById('editorTheme')
     editorTheme.removeEventListener('load', this.loadStyleHandler)
   }
 
@@ -197,7 +197,7 @@ export default class CodeEditor extends React.Component {
   }
 
   setValue (value) {
-    let cursor = this.editor.getCursor()
+    const cursor = this.editor.getCursor()
     this.editor.setValue(value)
     this.editor.setCursor(cursor)
   }
@@ -222,7 +222,7 @@ export default class CodeEditor extends React.Component {
     if (!dataTransferItem.type.match('image')) return
 
     const blob = dataTransferItem.getAsFile()
-    let reader = new FileReader()
+    const reader = new FileReader()
     let base64data
 
     reader.readAsDataURL(blob)
@@ -242,7 +242,8 @@ export default class CodeEditor extends React.Component {
   }
 
   render () {
-    let { className, fontFamily, fontSize } = this.props
+    const { className, fontSize } = this.props
+    let fontFamily = this.props.className
     fontFamily = _.isString(fontFamily) && fontFamily.length > 0
       ? [fontFamily].concat(defaultEditorFontFamily)
       : defaultEditorFontFamily

browser/components/MarkdownEditor.js

@@ -5,7 +5,6 @@ import CodeEditor from 'browser/components/CodeEditor'
 import MarkdownPreview from 'browser/components/MarkdownPreview'
 import eventEmitter from 'browser/main/lib/eventEmitter'
 import { findStorage } from 'browser/lib/findStorage'
-const _ = require('lodash')
 
 class MarkdownEditor extends React.Component {
   constructor (props) {
@@ -70,9 +69,9 @@ class MarkdownEditor extends React.Component {
   }
 
   handleContextMenu (e) {
-    let { config } = this.props
+    const { config } = this.props
     if (config.editor.switchPreview === 'RIGHTCLICK') {
-      let newStatus = this.state.status === 'PREVIEW'
+      const newStatus = this.state.status === 'PREVIEW'
         ? 'CODE'
         : 'PREVIEW'
       this.setState({
@@ -91,9 +90,9 @@ class MarkdownEditor extends React.Component {
   handleBlur (e) {
     if (this.state.isLocked) return
     this.setState({ keyPressed: new Set() })
-    let { config } = this.props
+    const { config } = this.props
     if (config.editor.switchPreview === 'BLUR') {
-      let cursorPosition = this.refs.code.editor.getCursor()
+      const cursorPosition = this.refs.code.editor.getCursor()
       this.setState({
         status: 'PREVIEW'
       }, () => {
@@ -109,7 +108,7 @@ class MarkdownEditor extends React.Component {
   }
 
   handlePreviewMouseUp (e) {
-    let { config } = this.props
+    const { config } = this.props
     if (config.editor.switchPreview === 'BLUR' && new Date() - this.previewMouseDownedAt < 200) {
       this.setState({
         status: 'CODE'
@@ -123,15 +122,15 @@ class MarkdownEditor extends React.Component {
   handleCheckboxClick (e) {
     e.preventDefault()
     e.stopPropagation()
-    let idMatch = /checkbox-([0-9]+)/
-    let checkedMatch = /\[x\]/i
-    let uncheckedMatch = /\[ \]/
+    const idMatch = /checkbox-([0-9]+)/
+    const checkedMatch = /\[x\]/i
+    const uncheckedMatch = /\[ \]/
     if (idMatch.test(e.target.getAttribute('id'))) {
-      let lineIndex = parseInt(e.target.getAttribute('id').match(idMatch)[1], 10) - 1
-      let lines = this.refs.code.value
+      const lineIndex = parseInt(e.target.getAttribute('id').match(idMatch)[1], 10) - 1
+      const lines = this.refs.code.value
         .split('\n')
 
-      let targetLine = lines[lineIndex]
+      const targetLine = lines[lineIndex]
 
       if (targetLine.match(checkedMatch)) {
         lines[lineIndex] = targetLine.replace(checkedMatch, '[ ]')
@@ -163,12 +162,12 @@ class MarkdownEditor extends React.Component {
   }
 
   handleKeyDown (e) {
-    let { config } = this.props
+    const { config } = this.props
     if (this.state.status !== 'CODE') return false
     const keyPressed = this.state.keyPressed
     keyPressed.add(e.keyCode)
     this.setState({ keyPressed })
-    let isNoteHandlerKey = (el) => { return keyPressed.has(el) }
+    const isNoteHandlerKey = (el) => { return keyPressed.has(el) }
     // These conditions are for ctrl-e and ctrl-w
     if (keyPressed.size === this.escapeFromEditor.length &&
         !this.state.isLocked && this.state.status === 'CODE' &&
@@ -207,14 +206,14 @@ class MarkdownEditor extends React.Component {
   }
 
   render () {
-    let { className, value, config, storageKey } = this.props
+    const { className, value, config, storageKey } = this.props
 
     let editorFontSize = parseInt(config.editor.fontSize, 10)
     if (!(editorFontSize > 0 && editorFontSize < 101)) editorFontSize = 14
     let editorIndentSize = parseInt(config.editor.indentSize, 10)
     if (!(editorFontSize > 0 && editorFontSize < 132)) editorIndentSize = 4
 
-    let previewStyle = {}
+    const previewStyle = {}
     if (this.props.ignorePreviewPointerEvents) previewStyle.pointerEvents = 'none'
 
     const storage = findStorage(storageKey)

browser/components/MarkdownPreview.js

@@ -126,10 +126,10 @@ export default class MarkdownPreview extends React.Component {
     e.preventDefault()
     e.stopPropagation()
 
-    let anchor = e.target.closest('a')
-    let href = anchor.getAttribute('href')
+    const anchor = e.target.closest('a')
+    const href = anchor.getAttribute('href')
     if (_.isString(href) && href.match(/^#/)) {
-      let targetElement = this.refs.root.contentWindow.document.getElementById(href.substring(1, href.length))
+      const targetElement = this.refs.root.contentWindow.document.getElementById(href.substring(1, href.length))
       if (targetElement != null) {
         this.getWindow().scrollTo(0, targetElement.offsetTop)
       }
@@ -251,7 +251,8 @@ export default class MarkdownPreview extends React.Component {
   }
 
   applyStyle () {
-    let { fontFamily, fontSize, codeBlockFontFamily, lineNumber, codeBlockTheme } = this.props
+    const { fontSize, lineNumber, codeBlockTheme } = this.props
+    let { fontFamily, codeBlockFontFamily } = this.props
     fontFamily = _.isString(fontFamily) && fontFamily.trim().length > 0
       ? [fontFamily].concat(defaultFontFamily)
       : defaultFontFamily
@@ -284,7 +285,8 @@ export default class MarkdownPreview extends React.Component {
       el.removeEventListener('click', this.linkClickHandler)
     })
 
-    let { value, theme, indentSize, codeBlockTheme, showCopyNotification, storagePath } = this.props
+    const { theme, indentSize, showCopyNotification, storagePath } = this.props
+    let { value, codeBlockTheme } = this.props
 
     this.refs.root.contentWindow.document.body.setAttribute('data-theme', theme)
 
@@ -327,7 +329,7 @@ export default class MarkdownPreview extends React.Component {
       let syntax = CodeMirror.findModeByName(el.className)
       if (syntax == null) syntax = CodeMirror.findModeByName('Plain Text')
       CodeMirror.requireMode(syntax.mode, () => {
-        let content = htmlTextHelper.decodeEntities(el.innerHTML)
+        const content = htmlTextHelper.decodeEntities(el.innerHTML)
         const copyIcon = document.createElement('i')
         copyIcon.innerHTML = '<button class="clipboardButton"><svg width="13" height="13" viewBox="0 0 1792 1792" ><path d="M768 1664h896v-640h-416q-40 0-68-28t-28-68v-416h-384v1152zm256-1440v-64q0-13-9.5-22.5t-22.5-9.5h-704q-13 0-22.5 9.5t-9.5 22.5v64q0 13 9.5 22.5t22.5 9.5h704q13 0 22.5-9.5t9.5-22.5zm256 672h299l-299-299v299zm512 128v672q0 40-28 68t-68 28h-960q-40 0-68-28t-28-68v-160h-544q-40 0-68-28t-28-68v-1344q0-40 28-68t68-28h1088q40 0 68 28t28 68v328q21 13 36 28l408 408q28 28 48 76t20 88z"/></svg></button>'
         copyIcon.onclick = (e) => {
@@ -352,7 +354,7 @@ export default class MarkdownPreview extends React.Component {
         })
       })
     })
-    let opts = {}
+    const opts = {}
     // if (this.props.theme === 'dark') {
     //   opts['font-color'] = '#DDD'
     //   opts['line-color'] = '#DDD'
@@ -362,7 +364,7 @@ export default class MarkdownPreview extends React.Component {
     _.forEach(this.refs.root.contentWindow.document.querySelectorAll('.flowchart'), (el) => {
       Raphael.setWindow(this.getWindow())
       try {
-        let diagram = flowchart.parse(htmlTextHelper.decodeEntities(el.innerHTML))
+        const diagram = flowchart.parse(htmlTextHelper.decodeEntities(el.innerHTML))
         el.innerHTML = ''
         diagram.drawSVG(el, opts)
         _.forEach(el.querySelectorAll('a'), (el) => {
@@ -378,7 +380,7 @@ export default class MarkdownPreview extends React.Component {
     _.forEach(this.refs.root.contentWindow.document.querySelectorAll('.sequence'), (el) => {
       Raphael.setWindow(this.getWindow())
       try {
-        let diagram = SequenceDiagram.parse(htmlTextHelper.decodeEntities(el.innerHTML))
+        const diagram = SequenceDiagram.parse(htmlTextHelper.decodeEntities(el.innerHTML))
         el.innerHTML = ''
         diagram.drawSVG(el, {theme: 'simple'})
         _.forEach(el.querySelectorAll('a'), (el) => {
@@ -401,11 +403,11 @@ export default class MarkdownPreview extends React.Component {
   }
 
   scrollTo (targetRow) {
-    let blocks = this.getWindow().document.querySelectorAll('body>[data-line]')
+    const blocks = this.getWindow().document.querySelectorAll('body>[data-line]')
 
     for (let index = 0; index < blocks.length; index++) {
       let block = blocks[index]
-      let row = parseInt(block.getAttribute('data-line'))
+      const row = parseInt(block.getAttribute('data-line'))
       if (row > targetRow || index === blocks.length - 1) {
         block = blocks[index - 1]
         block != null && this.getWindow().scrollTo(0, block.offsetTop)
@@ -435,7 +437,7 @@ export default class MarkdownPreview extends React.Component {
   }
 
   render () {
-    let { className, style, tabIndex } = this.props
+    const { className, style, tabIndex } = this.props
     return (
       <iframe className={className != null
           ? 'MarkdownPreview ' + className

browser/components/RealtimeNotification.js

@@ -1,4 +1,4 @@
-import React, { PropTypes } from 'react'
+import React from 'react'
 import CSSModules from 'browser/lib/CSSModules'
 import styles from './RealtimeNotification.styl'
 

browser/components/SnippetTab.js

@@ -86,7 +86,7 @@ class SnippetTab extends React.Component {
   }
 
   render () {
-    let { isActive, snippet, isDeletable } = this.props
+    const { isActive, snippet, isDeletable } = this.props
     return (
       <div styleName={isActive
           ? 'root--active'