Fix react warning "Received false for a non-boolean attribute `titl…

…e`" (#194)

If a form field doesn't have an error, we're currently setting its title to false, which triggers a react warning "Received false for a non-boolean attribute title".

Set title to undefined if the error property isn't a string.

CHANGELOG.md

@@ -1,5 +1,10 @@
 # CHANGELOG
 
+## 8.0.5
+### Fixed
+- When a FormField was rendered with no error, we were setting the FormError's title to `false`, causing a react warning.
+- Updated node-sass to fix npm audit warnings.
+
 ## 8.0.4
 ### Changed
 - Updated fields to pass in `aria-required={props.required}` to input

lib/components/Field/FormField.tsx

@@ -159,7 +159,7 @@ export class FormField extends React.PureComponent<FormFieldProps, FormFieldStat
                     className={props.errorClassName}
                     hidden={props.hideError}
                     hideIcon={props.loading}
-                    title={typeof error === 'string' && error}
+                    title={typeof error === 'string' ? error : undefined}
                     ariaLabel={props.errorAriaLabel}
                     attr={{container: {
                         'aria-live': 'polite', // this tags are for screen readers to read the error when it appears