Remove the apiVersion and ancestor polyfills

WordPress · Aug 28, 2023 · 3949aa1 · 3949aa1
1 parent f22d37d
commit 3949aa1
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diff --git a/packages/blocks/src/api/test/registration.js b/packages/blocks/src/api/test/registration.js
@@ -388,80 +388,6 @@ describe( 'blocks', () => {
 			} );
 		} );
 
-		// This test can be removed once the polyfill for apiVersion gets removed.
-		it( 'should apply apiVersion on the client when not set on the server', () => {
-			const blockName = 'core/test-block-back-compat';
-			unstable__bootstrapServerSideBlockDefinitions( {
-				[ blockName ]: {
-					category: 'widgets',
-				},
-			} );
-			unstable__bootstrapServerSideBlockDefinitions( {
-				[ blockName ]: {
-					apiVersion: 3,
-					category: 'ignored',
-				},
-			} );
-
-			const blockType = {
-				title: 'block title',
-			};
-			registerBlockType( blockName, blockType );
-			expect( getBlockType( blockName ) ).toEqual( {
-				apiVersion: 3,
-				name: blockName,
-				save: expect.any( Function ),
-				title: 'block title',
-				category: 'widgets',
-				icon: { src: BLOCK_ICON_DEFAULT },
-				attributes: {},
-				providesContext: {},
-				usesContext: [],
-				keywords: [],
-				selectors: {},
-				supports: {},
-				styles: [],
-				variations: [],
-			} );
-		} );
-
-		// This test can be removed once the polyfill for ancestor gets removed.
-		it( 'should apply ancestor on the client when not set on the server', () => {
-			const blockName = 'core/test-block-with-ancestor';
-			unstable__bootstrapServerSideBlockDefinitions( {
-				[ blockName ]: {
-					category: 'widgets',
-				},
-			} );
-			unstable__bootstrapServerSideBlockDefinitions( {
-				[ blockName ]: {
-					ancestor: 'core/test-block-ancestor',
-					category: 'ignored',
-				},
-			} );
-
-			const blockType = {
-				title: 'block title',
-			};
-			registerBlockType( blockName, blockType );
-			expect( getBlockType( blockName ) ).toEqual( {
-				ancestor: 'core/test-block-ancestor',
-				name: blockName,
-				save: expect.any( Function ),
-				title: 'block title',
-				category: 'widgets',
-				icon: { src: BLOCK_ICON_DEFAULT },
-				attributes: {},
-				providesContext: {},
-				usesContext: [],
-				keywords: [],
-				selectors: {},
-				supports: {},
-				styles: [],
-				variations: [],
-			} );
-		} );
-
 		// This can be removed once polyfill adding selectors has been removed.
 		it( 'should apply selectors on the client when not set on the server', () => {
 			const blockName = 'core/test-block-with-selectors';

diff --git a/packages/blocks/src/store/reducer.js b/packages/blocks/src/store/reducer.js
@@ -66,33 +66,6 @@ function bootstrappedBlockTypes( state = {}, action ) {
 			// Don't overwrite if already set. It covers the case when metadata
 			// was initialized from the server.
 			if ( serverDefinition ) {
-				// We still need to polyfill `apiVersion` for WordPress version
-				// lower than 5.7. If it isn't present in the definition shared
-				// from the server, we try to fallback to the definition passed.
-				// @see https://github.com/WordPress/gutenberg/pull/29279
-				if (
-					serverDefinition.apiVersion === undefined &&
-					blockType.apiVersion
-				) {
-					newDefinition = {
-						...serverDefinition,
-						...newDefinition,
-						apiVersion: blockType.apiVersion,
-					};
-				}
-				// The `ancestor` prop is not included in the definitions shared
-				// from the server yet, so it needs to be polyfilled as well.
-				// @see https://github.com/WordPress/gutenberg/pull/39894
-				if (
-					serverDefinition.ancestor === undefined &&
-					blockType.ancestor
-				) {
-					newDefinition = {
-						...serverDefinition,
-						...newDefinition,
-						ancestor: blockType.ancestor,
-					};
-				}
 				// The `selectors` prop is not yet included in the server provided
 				// definitions. Polyfill it as well. This can be removed when the
 				// minimum supported WordPress is >= 6.3.
@@ -102,7 +75,6 @@ function bootstrappedBlockTypes( state = {}, action ) {
 				) {
 					newDefinition = {
 						...serverDefinition,
-						...newDefinition,
 						selectors: blockType.selectors,
 					};
 				}