undefined typeof

src/components/chat/chat.js

@@ -59,7 +59,7 @@ const Chat = {
   },
   mounted() {
     window.addEventListener('scroll', this.handleScroll)
-    if (typeof document.hidden !== 'undefined') {
+    if (document.hidden !== undefined) {
       document.addEventListener(
         'visibilitychange',
         this.handleVisibilityChange,
@@ -74,7 +74,7 @@ const Chat = {
   unmounted() {
     window.removeEventListener('scroll', this.handleScroll)
     window.removeEventListener('resize', this.handleResize)
-    if (typeof document.hidden !== 'undefined')
+    if (document.hidden !== undefined)
       document.removeEventListener(
         'visibilitychange',
         this.handleVisibilityChange,

src/components/color_input/color_input.vue

@@ -134,7 +134,7 @@ export default {
   emits: ['update:modelValue'],
   computed: {
     present() {
-      return typeof this.modelValue !== 'undefined'
+      return this.modelValue !== undefined
     },
     validColor() {
       return hex2rgb(this.modelValue || this.fallback)

src/components/opacity_input/opacity_input.vue

@@ -42,7 +42,7 @@ export default {
   emits: ['update:modelValue'],
   computed: {
     present() {
-      return typeof this.modelValue !== 'undefined'
+      return this.modelValue !== undefined
     },
   },
 }

src/components/range_input/range_input.vue

@@ -68,7 +68,7 @@ export default {
   emits: ['update:modelValue'],
   computed: {
     present() {
-      return typeof this.modelValue !== 'undefined'
+      return this.modelValue !== undefined
     },
   },
 }

src/components/roundness_input/roundness_input.vue

@@ -42,7 +42,7 @@ export default {
   emits: ['update:modelValue'],
   computed: {
     present() {
-      return typeof this.modelValue !== 'undefined'
+      return this.modelValue !== undefined
     },
   },
 }

src/components/settings_modal/helpers/setting.js

@@ -159,7 +159,7 @@ export default {
       return this.source || this.defaultSource
     },
     realDraftMode() {
-      return typeof this.draftMode === 'undefined'
+      return this.draftMode === undefined
         ? this.defaultDraftMode
         : this.draftMode
     },

src/components/settings_modal/tabs/old_theme_tab/old_theme_tab.js

@@ -147,7 +147,7 @@ export default {
     })
   },
   mounted() {
-    if (typeof this.shadowSelected === 'undefined') {
+    if (this.shadowSelected === undefined) {
       this.shadowSelected = this.shadowsAvailable[0]
     }
   },
@@ -634,15 +634,15 @@ export default {
         if (input.version) version = input.version
         // Old v1 naming: fg is text, btn is foreground
         if (
-          typeof colors.text === 'undefined' &&
-          typeof colors.fg !== 'undefined'
+          colors.text === undefined &&
+          colors.fg !== undefined
         ) {
           version = 1
         }
         // New v2 naming: text is text, fg is foreground
         if (
-          typeof colors.text !== 'undefined' &&
-          typeof colors.fg !== 'undefined'
+          colors.text !== undefined &&
+          colors.fg !== undefined
         ) {
           version = 2
         }
@@ -679,7 +679,7 @@ export default {
       if (opacity && !this.keepOpacity) {
         this.clearOpacity()
         Object.entries(opacity).forEach(([k, v]) => {
-          if (typeof v === 'undefined' || v === null || Number.isNaN(v)) return
+          if (v === undefined || v === null || Number.isNaN(v)) return
           this[k + 'OpacityLocal'] = v
         })
       }

src/components/timeline/timeline.js

@@ -154,7 +154,7 @@ const Timeline = {
     })
   },
   mounted() {
-    if (typeof document.hidden !== 'undefined') {
+    if (document.hidden !== undefined) {
       document.addEventListener(
         'visibilitychange',
         this.handleVisibilityChange,
@@ -168,7 +168,7 @@ const Timeline = {
   unmounted() {
     window.removeEventListener('scroll', this.handleScroll)
     window.removeEventListener('keydown', this.handleShortKey)
-    if (typeof document.hidden !== 'undefined')
+    if (document.hidden !== undefined)
       document.removeEventListener(
         'visibilitychange',
         this.handleVisibilityChange,

src/components/video_attachment/video_attachment.js

@@ -34,15 +34,15 @@ const VideoAttachment = {
       // If hasAudio is false, we've already marked this video to not have audio,
       // a video can't gain audio out of nowhere so don't bother checking again.
       if (!this.hasAudio) return
-      if (typeof target.webkitAudioDecodedByteCount !== 'undefined') {
+      if (target.webkitAudioDecodedByteCount !== undefined) {
         // non-zero if video has audio track
         if (target.webkitAudioDecodedByteCount > 0) return
       }
-      if (typeof target.mozHasAudio !== 'undefined') {
+      if (target.mozHasAudio !== undefined) {
         // true if video has audio track
         if (target.mozHasAudio) return
       }
-      if (typeof target.audioTracks !== 'undefined') {
+      if (target.audioTracks !== undefined) {
         if (target.audioTracks.length > 0) return
       }
       this.hasAudio = false