feat(v-autocomplete): add new **hide-no-data** prop

allow the user to explicitly disable the **no-data** tile

resolves #2613

src/components/VAutocomplete/VAutocomplete.js

@@ -111,9 +111,15 @@ export default {
       return this.internalSearch !== this.getText(this.internalValue)
     },
     menuCanShow () {
-      if (!this.isAnyValueAllowed) return true
+      if (!this.isFocused) return false
 
-      return this.isFocused && this.filteredItems.length > 0
+      const filtered = this.filteredItems.length > 0
+
+      if (this.isAnyValueAllowed) {
+        return filtered
+      }
+
+      return !this.hideNoData || filtered
     },
     menuProps () {
       return Object.assign(VSelect.computed.menuProps.call(this), {

src/components/VSelect/VSelect.js

@@ -71,6 +71,7 @@ export default {
     contentClass: String,
     deletableChips: Boolean,
     dense: Boolean,
+    hideNoData: Boolean,
     hideSelected: Boolean,
     items: {
       type: Array,

src/components/VSelect/VSelectList.js

@@ -152,7 +152,7 @@ export default {
 
       if (!this.$scopedSlots.item) {
         return this.$createElement(VListTile, tile, [
-          this.action && !this.hideSelected
+          this.action && !this.hideSelected && this.items.length > 0
             ? this.genAction(item, value)
             : null,
           this.genTileContent(item)

test/unit/components/VAutocomplete/VAutocomplete.spec.js

@@ -712,4 +712,27 @@ test('VAutocomplete.js', ({ mount, shallow }) => {
 
     expect(wrapper.vm.filteredItems.length).toBe(2)
   })
+
+  it('should hide menu when no data', async () => {
+    const wrapper = mount(VAutocomplete)
+
+    const input = wrapper.first('input')
+    input.trigger('focus')
+    input.element.value = 'foo'
+    input.trigger('input')
+
+    expect(wrapper.vm.menuCanShow).toBe(true)
+
+    wrapper.setProps({ hideNoData: true })
+
+    await wrapper.vm.$nextTick()
+
+    expect(wrapper.vm.menuCanShow).toBe(false)
+
+    wrapper.setProps({ hideNoData: false })
+
+    await wrapper.vm.$nextTick()
+
+    expect(wrapper.vm.menuCanShow).toBe(true)
+  })
 })

test/unit/components/VOverflowBtn/__snapshots__/VOverflowBtn.spec.js.snap

@@ -12,7 +12,7 @@ exports[`VOverflowBtn should use default autocomplete selections 1`] = `
           <div class="v-select__slot">
             <div class="v-select__selections">
               <div class="v-select__selection v-select__selection--comma">
-                foo,
+                foo
               </div>
               <input readonly="readonly"
                      tabindex="0"