src/General/index.txt

@@ -1,43 +0,0 @@
-  selectRev: 0,
-  selectAll: false,
-  selectMode: false,
-  showHiddenThreads: false,
-  changed: false,
-  currentPage: 0,
-  currentSort: '',
-  navLinks: null,
-  selectSort: null,
-  selectSize: null,
-  lastLongOptions: null,
-  root: null,
-  button: null,
-  inputs: null,
-  pagelist: null,
-  search: '',
-  pageNum: 0,
-  req: null,
-  isReply: false,
-  isThread: false,
-  isClone: false,
-  enabled: false,
-  searchInput: null,
-  hideLabel: null,
-  lastLongInputs: null,
-  lastLongThresholds: null,
-  loaded: false,
-  liveThreadData: null,
-  pagesNum: 0,
-  ID: 0,
-  thread: null,
-  threadPosition: 0,
-  threadsNumPerPage: 0,
-  notice: null,
-  nodes: null,
-  nTimeout: 0,
-  replyData: null,
-  replyNodes: null,
-  sortedThreadIDs: null,
-  liveThreadDict: null,
-  parsedThreads: null,
-  liveThreadIDs: null,
-  initFinishedFired: false,

src/Images/ImageCommon.ts

@@ -79,7 +79,7 @@ const ImageCommon = {
       }
     }
 
-    const threadJSON = g.SITE.urls.threadJSON?.(post, fileObj)
+    const threadJSON = g.SITE.urls.threadJSON?.(post)
     if (!threadJSON) { return }
     const parseJSON = function (isArchiveURL) {
       let needle, postObj

src/Menu/DeleteLink.ts

@@ -4,7 +4,12 @@ import $ from "../platform/$"
 import { dict } from "../platform/helpers"
 import QR from "../Posting/QR"
 import Menu from "./Menu"
-
+/*
+ * decaffeinate suggestions:
+ * DS102: Remove unnecessary code created because of implicit returns
+ * DS207: Consider shorter variations of null checks
+ * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
+ */
 const DeleteLink = {
   auto: [dict(), dict()],
 
@@ -114,7 +119,8 @@ const DeleteLink = {
       withCredentials: true,
       onloadend() { return DeleteLink.load(link, post, fileOnly, this.response) },
       form: $.formData(form)
-    })
+    }
+    )
   },
 
   load(link, post, fileOnly, resDoc) {

src/Menu/DownloadLink.ts

@@ -1,8 +1,13 @@
-import { Conf, g } from "../globals/globals"
+import { Conf,g } from "../globals/globals"
 import ImageCommon from "../Images/ImageCommon"
 import $ from "../platform/$"
 import Menu from "./Menu"
 
+/*
+ * decaffeinate suggestions:
+ * DS102: Remove unnecessary code created because of implicit returns
+ * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
+ */
 const DownloadLink = {
   init() {
     if (!['index', 'thread'].includes(g.VIEW) || !Conf['Menu'] || !Conf['Download Link']) { return }
@@ -19,9 +24,9 @@ const DownloadLink = {
     return Menu.menu.addEntry({
       el: a,
       order: 100,
-      open({ file }) {
+      open({file}) {
         if (!file) { return false }
-        a.href = file.url
+        a.href     = file.url
         a.download = file.name
         return true
       }

src/Miscellaneous/FileInfo.tsx

@@ -33,7 +33,7 @@ const FileInfo = {
 
     const oldInfo = $.el('span', {className: 'fileText-original'})
     $.prepend(this.file.link.parentNode, oldInfo)
-    $.add(oldInfo, this.file.link)
+    $.add(oldInfo, [this.file.link.previousSibling, this.file.link, this.file.link.nextSibling])
 
     const info = $.el('span', {className: 'file-info'})
     FileInfo.format(Conf['fileInfo'], this, info)

src/Miscellaneous/Flash.ts

@@ -15,12 +15,12 @@ const Flash = {
 
   initReady() {
     if ($.hasStorage) {
-      return $.global(function () { if (JSON.parse(localStorage['4chan-settings'] || '{}').disableAll) { return window.SWFEmbed.init() } }, 'SWFEmbed')
+      return $.global(function () { if (JSON.parse(localStorage['4chan-settings'] || '{}').disableAll) { return window.SWFEmbed.init() } })
     } else {
       if (g.VIEW === 'thread') {
-        $.global(() => window.Main.tid = location.pathname.split(/\/+/)[3], 'Main')
+        $.global(() => window.Main.tid = location.pathname.split(/\/+/)[3])
       }
-      return $.global(() => window.SWFEmbed.init(), 'SWFEmbed')
+      return $.global(() => window.SWFEmbed.init())
     }
   }
 }

src/Miscellaneous/Fourchan.ts

@@ -6,7 +6,11 @@ import $ from "../platform/$"
 import $$ from "../platform/$$"
 import ExpandComment from "./ExpandComment"
 
-
+/*
+ * decaffeinate suggestions:
+ * DS102: Remove unnecessary code created because of implicit returns
+ * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
+ */
 const Fourchan = {
   init() {
     if ((g.SITE.software !== 'yotsuba') || !['index', 'thread', 'archive'].includes(g.VIEW)) { return }
@@ -61,7 +65,7 @@ const Fourchan = {
           }
         }
       }
-        , false), 'MathJax')
+        , false))
       Callbacks.Post.push({
         name: 'Parse [math] tags',
         cb: Fourchan.math

src/Miscellaneous/IDHighlight.ts

@@ -1,5 +1,4 @@
 import Callbacks from "../classes/Callbacks"
-import Post from "../classes/Post"
 import { g } from "../globals/globals"
 import $ from "../platform/$"
 
@@ -26,12 +25,12 @@ const IDHighlight = {
     if (!this.isClone) { return IDHighlight.set(this) }
   },
 
-  set(post: Post) {
+  set(post) {
     const match = (post.info.uniqueID || post.info.capcode) === IDHighlight.uniqueID
     return $[match ? 'addClass' : 'rmClass'](post.nodes.post, 'highlight')
   },
 
-  click(post: Post) {
+  click(post) {
     return function () {
       const uniqueID = post.info.uniqueID || post.info.capcode
       IDHighlight.uniqueID = IDHighlight.uniqueID === uniqueID ? null : uniqueID

src/Miscellaneous/IDPostCount.ts

@@ -6,7 +6,6 @@ import { Conf, g } from "../globals/globals"
 import $ from "../platform/$"
 
 const IDPostCount = {
-  thread: null as Thread,
   init() {
     if ((g.VIEW !== 'thread') || !Conf['Count Posts by ID']) { return }
     Callbacks.Thread.push({

src/Posting/Captcha.ts

@@ -10,7 +10,6 @@ import CaptchaT from "./Captcha.t"
 import QR from "./QR"
 
 const Captcha = {
-  replace: CaptchaReplace,
   cache: {
     init() {
       $.on(d, 'SaveCaptcha', e => {

src/Quotelinks/Quotify.ts

@@ -80,12 +80,7 @@ const Quotify = {
         // Don't (Dead) when quotifying in an archived post,
         // and we know the post still exists.
         a = $.el('a', {
-          href: g.SITE.Build.postURL({
-            siteID: boardID,
-            boardID,
-            threadID: post.thread.ID,
-            postID
-          }),
+          href: g.SITE.Build.postURL(boardID, post.thread.ID, postID),
           className: 'quotelink',
           textContent: quote
         }
@@ -93,17 +88,12 @@ const Quotify = {
       } else {
         // Replace the .deadlink span if we can redirect.
         a = $.el('a', {
-          href: g.SITE.Build.postURL({
-            siteID: boardID,
-            boardID,
-            threadID: 0,
-            postID
-          }),
+          href: g.SITE.Build.postURL(boardID, post.thread.ID, postID),
           className: 'quotelink deadlink',
           textContent: quote
         }
         )
-        $.add(a, Post.deadMark.cloneNode(true) as Element)
+        $.add(a, Post.deadMark.cloneNode(true))
         $.extend(a.dataset, { boardID, threadID: post.thread.ID, postID })
       }
 
@@ -118,7 +108,7 @@ const Quotify = {
           textContent: quote
         }
         )
-        $.add(a, Post.deadMark.cloneNode(true) as Element)
+        $.add(a, Post.deadMark.cloneNode(true))
         if (fetchable) {
           // Make it function as a normal quote if we can fetch the post.
           $.addClass(a, 'quotelink')
@@ -130,7 +120,7 @@ const Quotify = {
     if (!this.quotes.includes(quoteID)) { this.quotes.push(quoteID) }
 
     if (!a) {
-      $.add(deadlink, Post.deadMark.cloneNode(true) as Element)
+      $.add(deadlink, Post.deadMark.cloneNode(true))
       return
     }
 
@@ -148,11 +138,7 @@ const Quotify = {
       $.before(deadlink, green)
       $.add(green, deadlink)
     }
-    return $.replace(deadlink, $.el('span', {
-      className: 'deadlink',
-      textContent: deadlink.textContent
-    }
-    ))
+    return $.replace(deadlink, [...Array.from(deadlink.childNodes)])
   }
 }
 export default Quotify

src/classes/CatalogThread.ts

@@ -7,16 +7,9 @@ export default class CatalogThread {
   ID: string | number
   thread: Thread
   board: Board
-  nodes: {
-    root: Post,
-    thumb: Element,
-    icons: Element,
-    postCount: Element,
-    fileCount: Element,
-    pageCount: Element,
-    replies: Element
-  }
+  nodes: { root: Post; thumb: HTMLElement; icons: any; postCount: number; fileCount: number; pageCount: number; replies: any }
   toString() { return this.ID }
+
   constructor(root: Post, thread: Thread) {
     this.thread = thread
     this.ID = this.thread.ID + ''

src/classes/Post.ts

@@ -58,7 +58,6 @@ export default class Post {
   })()
   normalizedOriginal: any
   indexRefreshSeen: any
-  callbacksExecuted: boolean
 
   toString() { return this.ID }
 

src/classes/ShimSet.ts

@@ -0,0 +1,23 @@
+class ShimSet {
+  elements: Element
+  size: number
+  constructor() {
+    this.elements
+    this.size = 0
+  }
+  has(value) {
+    return value in this.elements
+  }
+  add(value) {
+    if (this.elements[value]) { return }
+    this.elements[value] = true
+    return this.size++
+  }
+  delete(value) {
+    if (!this.elements[value]) { return }
+    delete this.elements[value]
+    return this.size--
+  }
+}
+
+if (!('Set' in window)) { window.Set = ShimSet }

src/globals/globals.ts

@@ -10,12 +10,10 @@ declare global {
     wrappedJSObject: any
     Tegaki: any
     FCX: any
-    Parser: any
   }
 }
 // interfaces might be incomplete
 export interface BoardConfig {
-  code_tags: 1 | 0,
   sjis_tags: string,
   math_tags: string,
   forced_anon: boolean,

src/platform/$.ts

@@ -239,7 +239,7 @@ $.ajax = (function () {
     pageXHR = XMLHttpRequest
   }
 
-  const r = (function (url: string, options = dict(), cb?: (this: XMLHttpRequest, e: ProgressEvent) => void) {
+  const r = (function (url: string, options = dict(), cb: Callbacks) {
     if (options.responseType == null) { options.responseType = 'json' }
     if (!options.type) { options.type = (options.form && 'post') || 'get' }
     url = url.replace(/^((?:https?:)?\/\/(?:\w+\.)?(?:4chan|4channel|4cdn)\.org)\/adv\//, '$1//adv/')

src/site/SW.tinyboard.ts

@@ -74,6 +74,7 @@ const SWTinyboard = {
     }
     return false
   },
+  ID: 'sw-tinyboard',
   parseThreadMetadata(el: HTMLElement) {
     const thread = dict()
     const op = el.querySelector('.op')
@@ -218,9 +219,6 @@ $\
   },
 
   Build: {
-    postURL({ siteID, boardID, threadID, postID }) {
-      return `${Conf['siteProperties'][siteID]?.root || `http://${siteID}/`}${boardID}/res/${threadID}.html#${postID}`
-    },
     parseJSON(data, board) {
       const o = this.parseJSON(data, board)
       if (data.ext === 'deleted') {
@@ -317,7 +315,7 @@ $\
     if (!(info = infoNode.textContent.match(/\((.*,\s*)?([\d.]+ ?[KMG]?B).*\)/))) { return false }
     const nameNode = $('.postfilename', text)
     $.extend(file, {
-      name: nameNode ? (nameNode.textContent || '').trim() : '',
+      name: nameNode ? (nameNode.title || nameNode.textContent) : link.pathname.match(/[^/]*$/)[0],
       size: info[2],
       dimensions: info[0].match(/\d+x\d+/)?.[0]
     })

src/site/SW.yotsuba.tsx

@@ -306,19 +306,11 @@ $\
 
   insertTags(bq) {
     let node
-    const nodes = []
-    const {children} = bq
-    for (let i = 0; i < children.length; i++) {
-      if ((node = children[i]) && (node.nodeName === 'A') && (node.textContent === '>>')) {
-        nodes.push(node)
-      }
+    for (node of $$('s, .removed-spoiler', bq)) {
+      $.replace(node, [$.tn('[spoiler]'), ...Array.from(node.childNodes), $.tn('[/spoiler]')])
     }
-    for (const node of nodes) {
-      const {href} = node
-      const {textContent} = node.nextSibling
-      const tag = $.el('a', {href, textContent})
-      $.after(node, tag)
-      $.rm(node)
+    for (node of $$('.prettyprint', bq)) {
+      $.replace(node, [$.tn('[code]'), ...Array.from(node.childNodes), $.tn('[/code]')])
     }
   },
 
@@ -350,7 +342,7 @@ $\
   },
 
   transformBoardList() {
-    let node = null
+    let node
     const nodes = []
     const spacer = () => $.el('span', {className: 'spacer'})
     const items = $.X('.//a|.//text()[not(ancestor::a)]', $(SWYotsuba.selectors.boardList))
@@ -630,7 +622,7 @@ $\
     thread(thread, data, withReplies) {
       let root
       if (root = thread.nodes.root) {
-        $.rmAll(root, thread.OP.nodes.root)
+        $.rmAll(root)
       } else {
         thread.nodes.root = (root = $.el('div', {
           className: 'thread',
@@ -686,7 +678,7 @@ $\
         'div',
         generateCatalogThreadHtml(thread, src, imgClass, data, postCount, fileCount, pageCount, staticPath, gifIcon)
       )
-      $.before(thread.OP.nodes.info, container)
+      $.before(thread.OP.nodes.info, [...Array.from(container.childNodes)])
 
       for (const br of $$('br', thread.OP.nodes.comment)) {
         if (br.previousSibling && (br.previousSibling.nodeName === 'BR')) {
@@ -699,7 +691,7 @@ $\
         id: `t${thread}`
       }
       )
-      if (thread.OP.highlights) { $.addClass(root, 'highlight') }
+      if (thread.OP.highlights) { $.addClass(root, ...Array.from(thread.OP.highlights)) }
       if (!thread.OP.file) { $.addClass(root, 'noFile') }
       root.style.cssText = cssText || ''