From 713255118301e4057971c3f2b8efb7ef223f61dc Mon Sep 17 00:00:00 2001
From: Rich-Harris <richard.a.harris@gmail.com>
Date: Mon, 17 Apr 2017 10:54:02 -0400
Subject: [PATCH] factor in attributes and bindings

---
 src/generators/dom/preprocess.js | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/generators/dom/preprocess.js b/src/generators/dom/preprocess.js
index 62ee632a62..d6f1d08e42 100644
--- a/src/generators/dom/preprocess.js
+++ b/src/generators/dom/preprocess.js
@@ -82,7 +82,22 @@ const preprocessors = {
 	},
 
 	Element: ( generator, block, node ) => {
-		// TODO attributes and bindings (and refs?)...
+		node.attributes.forEach( attribute => {
+			if ( attribute.type === 'Attribute' && attribute.value !== true ) {
+				attribute.value.forEach( chunk => {
+					if ( chunk.type !== 'Text' ) {
+						const { dependencies } = block.contextualise( chunk.expression );
+						block.addDependencies( dependencies );
+					}
+				});
+			}
+
+			else if ( attribute.type === 'Binding' ) {
+				const { dependencies } = block.contextualise( attribute.value );
+				block.addDependencies( dependencies );
+			}
+		});
+
 		preprocessChildren( generator, block, node.children );
 	}
 };