Parenthesize assignments in if conditions.

src/Posting/Captcha.replace.coffee

@@ -32,7 +32,7 @@ Captcha.replace =
   v1: ->
     return unless $.id 'g-recaptcha'
     Captcha.v1.replace()
-    if link = $.id 'form-link'
+    if (link = $.id 'form-link')
       $.on link, 'click', -> Captcha.v1.create()
     else if location.hostname is 'boards.4chan.org'
       form = $.id 'postForm'
@@ -41,7 +41,7 @@ Captcha.replace =
       Captcha.v1.create()
 
   v2: ->
-    return unless old = $.id 'captchaContainerAlt'
+    return unless (old = $.id 'captchaContainerAlt')
     container = $.el 'div',
       className: 'g-recaptcha'
     $.extend container.dataset,
@@ -49,14 +49,14 @@ Captcha.replace =
       tabindex: 3
     $.replace old, container
     url = 'https://www.google.com/recaptcha/api.js'
-    if lang = Conf['captchaLanguage'].trim()
+    if (lang = Conf['captchaLanguage'].trim())
       url += "?hl=#{encodeURIComponent lang}"
     script = $.el 'script',
       src: url
     $.add d.head, script
 
   iframe: (el) ->
-    return unless lang = Conf['captchaLanguage'].trim()
+    return unless (lang = Conf['captchaLanguage'].trim())
     src = if /[?&]hl=/.test el.src
       el.src.replace(/([?&]hl=)[^&]*/, '$1' + encodeURIComponent lang)
     else

src/Posting/Captcha.v2.coffee

@@ -3,9 +3,9 @@ Captcha.v2 =
 
   init: ->
     return if d.cookie.indexOf('pass_enabled=1') >= 0
-    return unless @isEnabled = !!$ '#g-recaptcha, #captchaContainerAlt'
+    return unless (@isEnabled = !!$ '#g-recaptcha, #captchaContainerAlt')
 
-    if @noscript = Conf['Force Noscript Captcha'] or not Main.jsEnabled
+    if (@noscript = Conf['Force Noscript Captcha'] or not Main.jsEnabled)
       @conn = new Connection null, "#{location.protocol}//www.google.com",
         token: (token) => @save true, token
       $.addClass QR.nodes.el, 'noscript-captcha'
@@ -38,7 +38,7 @@ Captcha.v2 =
       childList: true
 
   initFrame: ->
-    if token = $('.fbc-verification-token > textarea')?.value
+    if (token = $('.fbc-verification-token > textarea')?.value)
       conn = new Connection window.parent, "#{location.protocol}//boards.4chan.org"
       conn.send {token}
 
@@ -47,7 +47,7 @@ Captcha.v2 =
 
   noscriptURL: ->
     url = '//www.google.com/recaptcha/api/fallback?k=<%= meta.recaptchaKey %>'
-    if lang = Conf['captchaLanguage'].trim()
+    if (lang = Conf['captchaLanguage'].trim())
       url += "&hl=#{encodeURIComponent lang}"
     url
 
@@ -131,8 +131,8 @@ Captcha.v2 =
   afterSetup: (mutations) ->
     for mutation in mutations
       for node in mutation.addedNodes
-        @setupIFrame   iframe   if iframe   = $.x './descendant-or-self::iframe',   node
+        @setupIFrame   iframe   if (iframe   = $.x './descendant-or-self::iframe',   node)
-        @setupTextArea textarea if textarea = $.x './descendant-or-self::textarea', node
+        @setupTextArea textarea if (textarea = $.x './descendant-or-self::textarea', node)
     return
 
   setupIFrame: (iframe) ->
@@ -171,7 +171,7 @@ Captcha.v2 =
 
   getOne: ->
     @clear()
-    if captcha = @captchas.shift()
+    if (captcha = @captchas.shift())
       $.set 'captchas', @captchas
       @count()
       captcha
@@ -240,7 +240,7 @@ Captcha.v2 =
           new MutationObserver(@fixBubble.bind(@, node)).observe node,
             attributes: true
           # Prevent Recaptcha from keeping focus when popup dismissed.
-          if overlay = $ 'div[style*="position: fixed;"]', node
+          if (overlay = $ 'div[style*="position: fixed;"]', node)
             $.on overlay, 'click', -> $('#qr iframe')?.blur()
 
   fixBubble: (node) ->