minor fixes

src/generators/nodes/Attribute.ts

@@ -160,8 +160,8 @@ export default class Attribute extends Node {
 				hasChangeableIndex = Array.from(indexes).some(index => block.changeableIndexes.get(index));
 
 				shouldCache = (
-					expression.type !== 'Identifier' ||
+					expression.node.type !== 'Identifier' ||
-					block.contexts.has(expression.name) ||
+					block.contexts.has(expression.node.name) ||
 					hasChangeableIndex
 				);
 			} else {

src/generators/nodes/Title.ts

@@ -43,7 +43,7 @@ export default class Title extends Node {
 					block.contexts.has(expression.name)
 				);
 			} else {
-				// '{{foo}} {{bar}}' — treat as string concatenation
+				// '{foo} {bar}' — treat as string concatenation
 				value =
 					(this.children[0].type === 'Text' ? '' : `"" + `) +
 					this.children
@@ -57,7 +57,7 @@ export default class Title extends Node {
 									allDependencies.add(d);
 								});
 
-								return getExpressionPrecedence(chunk.node) <= 13 ? `(${snippet})` : snippet;
+								return getExpressionPrecedence(chunk.expression.node) <= 13 ? `(${snippet})` : snippet;
 							}
 						})
 						.join(' + ');

test/js/samples/event-handlers-custom/expected-bundle.js

@@ -164,8 +164,9 @@ function create_main_fragment(component, ctx) {
 			insertNode(button, target, anchor);
 		},
 
-		p: function(changed, _ctx) {
+		p: function update(changed, _ctx) {
 			ctx = _ctx;
+
 		},
 
 		u: function unmount() {

test/js/samples/event-handlers-custom/expected.js

@@ -1,5 +1,5 @@
 /* generated by Svelte vX.Y.Z */
-import { assign, createElement, detachNode, init, insertNode, noop, proto } from "svelte/shared.js";
+import { assign, createElement, detachNode, init, insertNode, proto } from "svelte/shared.js";
 
 function foo( node, callback ) {
 	// code goes here
@@ -33,6 +33,7 @@ function create_main_fragment(component, ctx) {
 
 		p: function update(changed, _ctx) {
 			ctx = _ctx;
+
 		},
 
 		u: function unmount() {