Merge pull request #8844 from frenkield/fix-7971-backticks

[#7971] Disable send if only backticks/whitespace

Author: AndrewGable

src/pages/home/report/ReportActionCompose.js

@@ -301,7 +301,7 @@ class ReportActionCompose extends React.Component {
     updateComment(newComment) {
         this.textInput.setNativeProps({text: newComment});
         this.setState({
-            isCommentEmpty: newComment.trim().length === 0,
+            isCommentEmpty: !!newComment.match(/^(\s|`)*$/),
         });
 
         // Indicate that draft has been created.
@@ -368,7 +368,7 @@ class ReportActionCompose extends React.Component {
         const trimmedComment = this.comment.trim();
 
         // Don't submit empty comments or comments that exceed the character limit
-        if (!trimmedComment || trimmedComment.length > CONST.MAX_COMMENT_LENGTH) {
+        if (this.state.isCommentEmpty || trimmedComment.length > CONST.MAX_COMMENT_LENGTH) {
             return;
         }