From 032083bb349a39a929167c257682beda96f257d5 Mon Sep 17 00:00:00 2001
From: Rich Harris <richard.a.harris@gmail.com>
Date: Wed, 11 Apr 2018 21:31:42 -0400
Subject: [PATCH] fix #1331

---
 src/validate/html/validateElement.ts              | 1 +
 test/validator/samples/select-multiple/input.html | 3 +++
 2 files changed, 4 insertions(+)
 create mode 100644 test/validator/samples/select-multiple/input.html

diff --git a/src/validate/html/validateElement.ts b/src/validate/html/validateElement.ts
index 00c195a85c..ebdbc6ab84 100644
--- a/src/validate/html/validateElement.ts
+++ b/src/validate/html/validateElement.ts
@@ -294,5 +294,6 @@ function checkSlotAttribute(validator: Validator, node: Node, attribute: Node, s
 }
 
 function isDynamic(attribute: Node) {
+	if (attribute.value === true) return false;
 	return attribute.value.length > 1 || attribute.value[0].type !== 'Text';
 }
diff --git a/test/validator/samples/select-multiple/input.html b/test/validator/samples/select-multiple/input.html
new file mode 100644
index 0000000000..268e202c2e
--- /dev/null
+++ b/test/validator/samples/select-multiple/input.html
@@ -0,0 +1,3 @@
+<select bind:value multiple>
+	<option>1</option>
+</select>
\ No newline at end of file