chore: add events info to UI5ElementMetadata (#837)

SAP · Oct 10, 2019 · e163d17 · e163d17
1 parent 21ec559
commit e163d17
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Showing 2 changed files with 14 additions and 11 deletions.
diff --git a/packages/base/src/UI5Element.js b/packages/base/src/UI5Element.js
@@ -321,22 +321,21 @@ class UI5Element extends HTMLElement {
 
 		const result = metadatas[0];
 
-		// merge properties
-		result.properties = metadatas.reverse().reduce((allProperties, current) => { // eslint-disable-line
-			Object.assign(allProperties, current.properties || {});
-			return allProperties;
-		}, {});
-
-		// merge slots
-		result.slots = metadatas.reverse().reduce((allSlots, current) => { // eslint-disable-line
-			Object.assign(allSlots, current.slots || {});
-			return allSlots;
-		}, {});
+		result.properties = this._mergeMetadataEntry(metadatas, "properties"); // merge properties
+		result.slots = this._mergeMetadataEntry(metadatas, "slots"); // merge slots
+		result.events = this._mergeMetadataEntry(metadatas, "events"); // merge events
 
 		this._metadata = new UI5ElementMetadata(result);
 		return this._metadata;
 	}
 
+	static _mergeMetadataEntry(metadatas, prop) {
+		return metadatas.reverse().reduce((result, current) => { // eslint-disable-line
+			Object.assign(result, current[prop] || {});
+			return result;
+		}, {});
+	}
+
 	_attachChildPropertyUpdated(child, propData) {
 		const listenFor = propData.listenFor,
 			childMetadata = child.constructor.getMetadata(),

diff --git a/packages/base/src/UI5ElementMetadata.js b/packages/base/src/UI5ElementMetadata.js
@@ -35,6 +35,10 @@ class UI5ElementMetadata {
 		return this.metadata.properties || {};
 	}
 
+	getEvents() {
+		return this.metadata.events || {};
+	}
+
 	static validatePropertyValue(value, propData) {
 		const isMultiple = propData.multiple;
 		if (isMultiple) {