Fix block validation errors caused by amp-fit-text deprecation (#6872)

ampproject · Feb 3, 2022 · df53963 · df53963
1 parent 8d7f2eb
commit df53963
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/assets/src/block-editor/helpers/index.js b/assets/src/block-editor/helpers/index.js
@@ -77,7 +77,14 @@ export const removeAmpFitTextFromBlocks = ( settings, name ) => {
 			settings.deprecated = [];
 		}
 
-		settings.deprecated.unshift( {
+		// Prevent adding deprecation a second time.
+		for ( const deprecated of settings.deprecated ) {
+			if ( deprecated.attributes && deprecated.attributes.ampFitText ) {
+				return settings;
+			}
+		}
+
+		settings.deprecated.push( {
 			supports: settings.supports,
 			attributes: {
 				...( settings.attributes || {} ),