Fix buggy behavior of allowWhitespace (#85)

This should fix #84

Author: jukben

src/List.jsx

@@ -11,6 +11,8 @@ export default class List extends React.Component<ListProps, ListState> {
     selectedItem: null,
   };
 
+  cachedValues: ?string = null;
+
   componentDidMount() {
     this.listeners.push(
       Listeners.add([KEY_CODES.DOWN, KEY_CODES.UP], this.scroll),
@@ -22,8 +24,12 @@ export default class List extends React.Component<ListProps, ListState> {
   }
 
   componentWillReceiveProps({ values }: ListProps) {
-    if (this.props.values !== values && values && values[0])
+    const newValues = values.map(val => this.getId(val)).join('');
+
+    if (this.cachedValues !== newValues && values && values[0]) {
       this.selectItem(values[0]);
+      this.cachedValues = newValues;
+    }
   }
 
   componentWillUnmount() {

src/Textarea.jsx

@@ -160,17 +160,16 @@ class ReactTextareaAutocomplete extends React.Component<
        * It's important to escape the currentTrigger char for chars like [, (,...
        */
       new RegExp(
-        `\\${currentTrigger}${
-          trigger[currentTrigger].allowWhitespace
-            ? '.'
-            : `[^\\${currentTrigger}\\s]`
-        }*$`
+        `\\${currentTrigger}${`[^\\${currentTrigger}${
+          trigger[currentTrigger].allowWhitespace ? '' : '\\s'
+        }]`}*$`
       )
     );
 
     // we add space after emoji is selected if a caret position is next
     const newTokenString =
       newToken.caretPosition === 'next' ? `${newToken.text} ` : newToken.text;
+
     const newCaretPosition = computeCaretPosition(
       newToken.caretPosition,
       newTokenString,